{"id":223,"date":"2020-02-29T15:55:00","date_gmt":"2020-02-29T14:55:00","guid":{"rendered":"https:\/\/geopard.tech\/?p=223"},"modified":"2024-11-30T22:33:24","modified_gmt":"2024-11-30T21:33:24","slug":"lauksaimniecibas-lauku-topografijas-un-reljefa-analize","status":"publish","type":"post","link":"https:\/\/geopard.tech\/lv\/blog\/topography-and-relief-analytics-for-agricultural-fields\/","title":{"rendered":"Lauksaimniec\u012bbas lauku topogr\u0101fijas un reljefa anal\u012btika"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Topogr\u0101fija ir viens no galvenajiem faktoriem, kas ietekm\u0113 ra\u017eu un bar\u012bbas vielu saturu augsn\u0113. T\u0101d\u0113j\u0101di sl\u012bpums var b\u016bt galvenais ra\u017eu ierobe\u017eojo\u0161ais faktors, \u012bpa\u0161i nenosusin\u0101t\u0101s vai erod\u0113t\u0101s paaugstin\u0101t\u0101s viet\u0101s, pl\u016bsmas uzkr\u0101\u0161an\u0101s var b\u016btiski ietekm\u0113t ra\u017eu atkar\u012bb\u0101 no sausiem vai mitriem gadiem.<\/p>\r\n<p>Da\u017eos re\u0123ionos topogr\u0101fisk\u0101s zemes iez\u012bmes var izskaidrot pat vid\u0113ji divciparu ra\u017eas main\u012bbas procentu\u0101lo da\u013cu.<\/p>\r\n\t\t<div data-elementor-type=\"section\" data-elementor-id=\"11005\" class=\"elementor elementor-11005\" data-elementor-post-type=\"elementor_library\">\n\t\t\t<div class=\"elementor-element elementor-element-6172d83 e-flex e-con-boxed e-con e-parent\" data-id=\"6172d83\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a6f76df elementor-arrows-position-inside elementor-pagination-position-outside elementor-widget elementor-widget-image-carousel\" data-id=\"a6f76df\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;slides_to_show&quot;:&quot;1&quot;,&quot;navigation&quot;:&quot;both&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;pause_on_hover&quot;:&quot;yes&quot;,&quot;pause_on_interaction&quot;:&quot;yes&quot;,&quot;autoplay_speed&quot;:5000,&quot;infinite&quot;:&quot;yes&quot;,&quot;effect&quot;:&quot;slide&quot;,&quot;speed&quot;:500}\" data-widget_type=\"image-carousel.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-image-carousel-wrapper swiper\" role=\"region\" aria-roledescription=\"carousel\" aria-label=\"Att\u0113lu karuselis\" dir=\"ltr\">\n\t\t\t<div class=\"elementor-image-carousel swiper-wrapper swiper-image-stretch\" aria-live=\"off\">\n\t\t\t\t\t\t\t\t<div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"1 no 3\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/11\/AnyConv.com__image-4-2-1.webp?fit=1523%2C1600&#038;ssl=1\" alt=\"augstuma un kalnu nokr\u0101sas raksturojums\" \/><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"2 no 3\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/11\/AnyConv.com__image-10-1.webp?fit=1527%2C1600&#038;ssl=1\" alt=\"Apgriezt\u0101 un sl\u012bpuma raksturlielumi\" \/><\/figure><\/div><div class=\"swiper-slide\" role=\"group\" aria-roledescription=\"slide\" aria-label=\"3 no 3\"><figure class=\"swiper-slide-inner\"><img decoding=\"async\" class=\"swiper-slide-image\" src=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/11\/AnyConv.com__image-1-5-1.webp?fit=1517%2C1600&#038;ssl=1\" alt=\"at\u0161\u0137ir\u012bgs lauka produktivit\u0101tes l\u012bmenis\" \/><\/figure><\/div>\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-prev\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-circle-left\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 504C119 504 8 393 8 256S119 8 256 8s248 111 248 248-111 248-248 248zm28.9-143.6L209.4 288H392c13.3 0 24-10.7 24-24v-16c0-13.3-10.7-24-24-24H209.4l75.5-72.4c9.7-9.3 9.9-24.8.4-34.3l-11-10.9c-9.4-9.4-24.6-9.4-33.9 0L107.7 239c-9.4 9.4-9.4 24.6 0 33.9l132.7 132.7c9.4 9.4 24.6 9.4 33.9 0l11-10.9c9.5-9.5 9.3-25-.4-34.3z\"><\/path><\/svg>\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-swiper-button elementor-swiper-button-next\" role=\"button\" tabindex=\"0\">\n\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-arrow-circle-right\" viewbox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8c137 0 248 111 248 248S393 504 256 504 8 393 8 256 119 8 256 8zm-28.9 143.6l75.5 72.4H120c-13.3 0-24 10.7-24 24v16c0 13.3 10.7 24 24 24h182.6l-75.5 72.4c-9.7 9.3-9.9 24.8-.4 34.3l11 10.9c9.4 9.4 24.6 9.4 33.9 0L404.3 273c9.4-9.4 9.4-24.6 0-33.9L271.6 106.3c-9.4-9.4-24.6-9.4-33.9 0l-11 10.9c-9.5 9.6-9.3 25.1.4 34.4z\"><\/path><\/svg>\t\t\t\t\t<\/div>\n\t\t\t\t\n\t\t\t\t\t\t\t\t\t<div class=\"swiper-pagination\"><\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\r\n\r\n\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">T\u0101 k\u0101 GeoPard virz\u0101s uz to, lai k\u013c\u016btu par lauksaimniec\u012bbas datu anal\u012bzes ietekm\u012bgu uz\u0146\u0113mumu, sist\u0113m\u0101 esam pievienoju\u0161i uzlabotu topogr\u0101fijas anal\u012bzi.<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Viss, kas jums j\u0101dara, ir izveidot lauka robe\u017eu (uzz\u012bm\u0113t, import\u0113t vai partijveida import\u0113t). GeoPard autom\u0101tiski izveido j\u016bsu lauka digit\u0101lo augstuma modeli (DEM) un apr\u0113\u0137ina \u0161\u0101dus topogr\u0101fiskos mode\u013cus un kombin\u0113t\u0101s kartes:<\/p>\r\n\r\n\r\n\r\n<ul class=\"wp-block-list\">\r\n<li>pac\u0113lums \u2013 absol\u016btie skait\u013ci;<\/li>\r\n<li>sl\u012bpums \u2013 st\u0101vuma m\u0113rs vai objekta sl\u012bpuma pak\u0101pe attiec\u012bb\u0101 pret horizont\u0101lo plakni;<\/li>\r\n<li>aspekts \u2013 kompasa virziens, uz kuru v\u0113rsta nog\u0101ze;<\/li>\r\n<li>kalna \u0113na\u00a0\u2014 \u0113nota reljefa efekta izmanto\u0161ana reljefa vizualiz\u0101cijai;<\/li>\r\n<li>pac\u0113lums un kalnu \u0113nas;<\/li>\r\n<li>sl\u012bpums un aspekts.<\/li>\r\n<\/ul>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">M\u0113s apr\u0113\u0137in\u0101m visus \u0161os mode\u013cus, jo tikai DEM nav pietiekams, lai prec\u012bzi noteiktu lauka topogr\u0101fiju, piem\u0113ram, zemien\u0113 var b\u016bt paugura virsotne, kas augsnes \u012bpa\u0161\u012bbu un produktivit\u0101tes zi\u0146\u0101 at\u0161\u0137irsies no cit\u0101m lauka da\u013c\u0101m ar t\u0101du pa\u0161u augstumu absol\u016bt\u0101s v\u0113rt\u012bb\u0101s, piem\u0113ram, sl\u012bpa teritorija, ieplaka.\u00a0<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">\u0160ie ir ekr\u0101nuz\u0146\u0113mumi, kas atspogu\u013co topogr\u0101fijas un daudzgadu kult\u016braugu att\u012bst\u012bbas mode\u013ca korel\u0101ciju:\u00a0<\/p>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" fetchpriority=\"high\" decoding=\"async\" data-attachment-id=\"226\" data-permalink=\"https:\/\/geopard.tech\/lv\/blog\/topography-and-relief-analytics-for-agricultural-fields\/image-14\/\" data-orig-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-14.png?fit=1600%2C704&amp;ssl=1\" data-orig-size=\"1600,704\" data-comments-opened=\"1\" data-image-title=\"the correlation of topography and multi-year crop development pattern\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-14.png?fit=1024%2C451&amp;ssl=1\" class=\"alignnone wp-image-226\" src=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-14.png?resize=810%2C357&#038;ssl=1\" alt=\"topogr\u0101fijas un daudzgadu kult\u016braugu att\u012bst\u012bbas mode\u013ca korel\u0101cija\" width=\"810\" height=\"357\" srcset=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-14.png?resize=1024%2C451&amp;ssl=1 1024w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-14.png?resize=300%2C132&amp;ssl=1 300w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-14.png?resize=768%2C338&amp;ssl=1 768w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-14.png?resize=1536%2C676&amp;ssl=1 1536w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-14.png?resize=1200%2C528&amp;ssl=1 1200w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-14.png?w=1600&amp;ssl=1 1600w\" sizes=\"(max-width: 810px) 100vw, 810px\" \/><\/figure>\r\n\r\n\r\n\r\n<figure class=\"wp-block-image size-large\"><img data-recalc-dims=\"1\" decoding=\"async\" width=\"810\" height=\"407\" data-attachment-id=\"227\" data-permalink=\"https:\/\/geopard.tech\/lv\/blog\/topography-and-relief-analytics-for-agricultural-fields\/image-15\/\" data-orig-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-15.png?fit=1600%2C803&amp;ssl=1\" data-orig-size=\"1600,803\" data-comments-opened=\"1\" data-image-title=\"the correlation of topography and multi-year crop development pattern 2\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-15.png?fit=1024%2C514&amp;ssl=1\" class=\"wp-image-227\" src=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-15.png?resize=810%2C407&#038;ssl=1\" alt=\"topogr\u0101fijas un daudzgadu kult\u016braugu att\u012bst\u012bbas mode\u013ca korel\u0101cija 2\" srcset=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-15.png?resize=1024%2C514&amp;ssl=1 1024w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-15.png?resize=300%2C151&amp;ssl=1 300w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-15.png?resize=768%2C385&amp;ssl=1 768w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-15.png?resize=1536%2C771&amp;ssl=1 1536w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-15.png?resize=1200%2C602&amp;ssl=1 1200w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/09\/image-15.png?w=1600&amp;ssl=1 1600w\" sizes=\"(max-width: 810px) 100vw, 810px\" \/><\/figure>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">GeoPard iek\u013c\u0101va da\u017e\u0101dus digit\u0101los augstuma datu kopumus vis\u0101 pasaul\u0113, s\u0101kot no LIDAR ar 2 m telpisko iz\u0161\u0137irtsp\u0113ju Apvienotaj\u0101 Karalist\u0113 l\u012bdz 30 m SRTM, lai nodro\u0161in\u0101tu vislab\u0101ko iesp\u0113jamo topogr\u0101fijas anal\u012bzi.\u00a0<\/p>\r\n\r\n\r\n\r\n<p class=\"wp-block-paragraph\">Inform\u0113jiet m\u016bs par citiem lauksaimniec\u012bbas datu anal\u012btikas vai citiem augstuma atvasin\u0101jumiem, ko j\u016bs v\u0113l\u0113tos redz\u0113t GeoPard Agriculture platform\u0101 k\u0101 n\u0101kamo ra\u017eas izpratnes m\u012bklas da\u013cu!<\/p>\r\n<h2>Kas ir topogr\u0101fiskie faktori?<\/h2>\r\n<p>Topogr\u0101fiskie faktori lauksaimniec\u012bb\u0101 attiecas uz zemes virsmas \u012bpa\u0161\u012bb\u0101m un to ietekmi uz lauksaimniec\u012bbas praksi. \u0160iem faktoriem ir b\u016btiska loma, nosakot apgabala piem\u0113rot\u012bbu lauksaimniec\u012bbai, k\u0101 ar\u012b ietekm\u0113jot da\u017e\u0101dus p\u0101rvald\u012bbas l\u0113mumus. \u0160eit ir da\u017ei topogr\u0101fiskie faktori lauksaimniec\u012bb\u0101:<\/p>\r\n<p><strong>Sl\u012bpums<\/strong><\/p>\r\n<p>Sl\u012bpums ir b\u016btisks topogr\u0101fijas faktors, kas ietekm\u0113 \u016bdens noteci, eroziju un lauksaimniec\u012bbas tehnikas pieejam\u012bbu. St\u0101vas nog\u0101zes palielina augsnes erozijas un \u016bdens noteces risku, t\u0101p\u0113c ir nepiecie\u0161ami erozijas kontroles pas\u0101kumi, piem\u0113ram, kont\u016bru ar\u0161ana vai teras\u0113\u0161ana.<\/p>\r\n<p>Sl\u012bpums ietekm\u0113 ar\u012b saules gaismas pieejam\u012bbu, jo st\u0101v\u0101kas nog\u0101zes var mest \u0113nas un ietekm\u0113t mikroklimatu lauk\u0101.<\/p>\r\n<p><strong>Augstums<\/strong><\/p>\r\n<p>Augstums ir punkta vai atra\u0161an\u0101s vietas vertik\u0101lais att\u0101lums virs atskaites punkta, kas bie\u017ei vien ir vid\u0113jais j\u016bras l\u012bmenis. Tas ietekm\u0113 temperat\u016bru, atmosf\u0113ras spiedienu un kult\u016braugu veidus, ko var audz\u0113t noteikt\u0101 apgabal\u0101.<\/p>\r\n<p>Augst\u0101kos augstumos parasti ir zem\u0101ka temperat\u016bra, kas var ierobe\u017eot to kult\u016braugu veidus, kas var zelt. Augstums ietekm\u0113 ar\u012b aug\u0161anas sezonas ilgumu un atbilsto\u0161u kult\u016braugu \u0161\u0137ir\u0146u izv\u0113li.<\/p>\r\n<p><strong>Dren\u0101\u017ea<\/strong><\/p>\r\n<p>Teritorijas topogr\u0101fiskais reljefs nosaka t\u0101s dabiskos dren\u0101\u017eas mode\u013cus. Pareiza dren\u0101\u017ea ir b\u016btiska augsnes aer\u0101cijai, bar\u012bbas vielu pieejam\u012bbai un \u016bdens uzs\u016bk\u0161an\u0101s nov\u0113r\u0161anai.<\/p>\r\n<p>Zem\u0101s viet\u0101s vai ieplak\u0101s var uzkr\u0101ties liek\u0101 \u016bdens daudzums, radot p\u0101rm\u0113r\u012bgu \u016bdens uzs\u016bk\u0161anos, kas var kait\u0113t kult\u016braugu aug\u0161anai.<\/p>\r\n<p>Izpratne par zemes dren\u0101\u017eas \u012bpa\u0161\u012bb\u0101m pal\u012bdz lauksaimniekiem ieviest efekt\u012bvas dren\u0101\u017eas sist\u0113mas, lai optimiz\u0113tu \u016bdens kust\u012bbu un nov\u0113rstu ar \u016bdeni saist\u012btas probl\u0113mas.<\/p>\r\n<p><strong>Aspekts<\/strong><\/p>\r\n<p>Aspekts attiecas uz nog\u0101zes orient\u0101ciju attiec\u012bb\u0101 pret galvenajiem virzieniem (zieme\u013cu, dienvidu, austrumu, rietumu). Tas ietekm\u0113 saules gaismas sadal\u012bjumu, v\u0113ja mode\u013cus un temperat\u016bras gradientus lauk\u0101.<\/p>\r\n<p>Dienvidu nog\u0101zes sa\u0146em vair\u0101k saules gaismas un siltuma, radot silt\u0101ku mikroklimatu un potenci\u0101li ietekm\u0113jot kult\u016braugu izv\u0113li vai st\u0101d\u012b\u0161anas strat\u0113\u0123ijas. Aspekts var ietekm\u0113t ar\u012b sala vai aukst\u0101 gaisa dren\u0101\u017eas risku noteiktos re\u0123ionos.<\/p>\r\n<p><strong>Augsnes dzi\u013cums un tekst\u016bra<\/strong><\/p>\r\n<p>Topogr\u0101fija var ietekm\u0113t augsnes dzi\u013cumu un tekst\u016bru lauksaimniec\u012bbas zem\u0113s. Sl\u012bpumi var izrais\u012bt augsnes dzi\u013cuma at\u0161\u0137ir\u012bbas, un st\u0101v\u0101k\u0101s nog\u0101z\u0113s ir sastopamas pl\u0101n\u0101kas augsnes. Ar\u012b augsnes tekst\u016bra, piem\u0113ram, smilts, d\u016b\u0146u un m\u0101la \u012bpatsvars, var at\u0161\u0137irties atkar\u012bb\u0101 no topogr\u0101fisk\u0101 reljefa.<\/p>\r\n<p>Izpratne par \u0161\u012bm at\u0161\u0137ir\u012bb\u0101m pal\u012bdz lauksaimniekiem pie\u0146emt pamatotus l\u0113mumus par augsnes apsaimnieko\u0161anas praksi, piem\u0113ram, ap\u016bde\u0146o\u0161anu, m\u0113slo\u0161anu vai augsnes apstr\u0101di.<\/p>\r\n<p>\u0160ie topogr\u0101fiskie faktori lauksaimniec\u012bb\u0101 par\u0101da, cik svar\u012bgi ir \u0146emt v\u0113r\u0101 zemes virsmas \u012bpa\u0161\u012bbas, pie\u0146emot l\u0113mumus par lauksaimniec\u012bbu.<\/p>\r\n<p>Izprotot un p\u0101rvaldot \u0161os faktorus, lauksaimnieki var optimiz\u0113t kult\u016braugu aug\u0161anu, nov\u0113rst augsnes eroziju un ieviest atbilsto\u0161u lauksaimniec\u012bbas praksi, lai nodro\u0161in\u0101tu ilgtsp\u0113j\u012bgas un produkt\u012bvas lauksaimniec\u012bbas sist\u0113mas.<\/p>\r\n<h2>Kas ir topogr\u0101fiskais jeb lok\u0101lais reljefs?<\/h2>\r\n<p>Topogr\u0101fiskais reljefs jeb lok\u0101lais reljefs lauksaimniec\u012bbas kontekst\u0101 attiecas uz zemes gabala augstuma vai sl\u012bpuma izmai\u0146\u0101m. Tas ir vertik\u0101l\u0101s at\u0161\u0137ir\u012bbas m\u0113rs starp augst\u0101kajiem un zem\u0101kajiem punktiem noteikt\u0101 apgabal\u0101. Vienk\u0101r\u0161\u0101k sakot, tas att\u0113lo zemes topogr\u0101fisk\u0101s iez\u012bmes un kont\u016bras.<\/p>\r\n<p><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"6821\" data-permalink=\"https:\/\/geopard.tech\/lv\/blog\/topography-and-relief-analytics-for-agricultural-fields\/what-is-topographic-relief\/\" data-orig-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-topographic-relief.jpg?fit=1365%2C767&amp;ssl=1\" data-orig-size=\"1365,767\" data-comments-opened=\"1\" data-image-title=\"What is topographic relief\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-topographic-relief.jpg?fit=1024%2C575&amp;ssl=1\" class=\"aligncenter wp-image-6821 size-full\" src=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-topographic-relief.jpg?resize=810%2C455&#038;ssl=1\" alt=\"Kas ir topogr\u0101fiskais reljefs\" width=\"810\" height=\"455\" srcset=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-topographic-relief.jpg?w=1365&amp;ssl=1 1365w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-topographic-relief.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-topographic-relief.jpg?resize=1024%2C575&amp;ssl=1 1024w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-topographic-relief.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-topographic-relief.jpg?resize=1200%2C674&amp;ssl=1 1200w\" sizes=\"(max-width: 810px) 100vw, 810px\" \/><\/p>\r\n<p>Lauksaimniec\u012bb\u0101 topogr\u0101fisk\u0101 reljefa jeb viet\u0113j\u0101 reljefa izpratne ir \u013coti svar\u012bga, jo t\u0101 tie\u0161i ietekm\u0113 da\u017e\u0101das lauksaimniec\u012bbas prakses un p\u0101rvald\u012bbas l\u0113mumus. \u0160eit ir da\u017ei galvenie punkti, kas j\u0101\u0146em v\u0113r\u0101:<\/p>\r\n<ul>\r\n<li><strong>Augsnes erozija:<\/strong> Tam ir b\u016btiska loma augsnes erozijas riska noteik\u0161an\u0101. St\u0101vas nog\u0101zes ir vair\u0101k pak\u013cautas erozijai, jo \u016bdens notece var \u0101tri aiznest augl\u012bgo augsnes virsk\u0101rtu un bar\u012bbas vielas. Lauksaimniekiem ir j\u0101veic atbilsto\u0161i erozijas kontroles pas\u0101kumi, piem\u0113ram, kont\u016bru ar\u0161ana, teras\u0113\u0161ana vai buferjoslas, lai samazin\u0101tu augsnes eroziju.<\/li>\r\n<li><strong>\u016adens apsaimnieko\u0161ana:<\/strong> Lauka topogr\u0101fiskais reljefs ietekm\u0113 \u016bdens noteci un sadali. Tas nosaka, k\u0101 \u016bdens pl\u016bst pa zemi, potenci\u0101li izraisot slapj\u0161 \u016bdens uzkr\u0101\u0161anos zemien\u0113s vai p\u0101rm\u0113r\u012bgu noteci st\u0101v\u0101s nog\u0101z\u0113s. Izprotot to, lauksaimnieki var ieviest atbilsto\u0161as dren\u0101\u017eas sist\u0113mas, piem\u0113ram, gr\u0101vjus, ievalkus vai daksti\u0146u dren\u0101\u017eu, lai efekt\u012bvi p\u0101rvald\u012btu \u016bdeni un nov\u0113rstu ar \u016bdeni saist\u012btas probl\u0113mas.<\/li>\r\n<li><strong>Kult\u016braugu izv\u0113le:<\/strong> Da\u017e\u0101d\u0101m kult\u016br\u0101m ir at\u0161\u0137ir\u012bga nog\u0101\u017eu un augstuma tolerance. Lauka reljefs var noteikt, kuras kult\u016bras ir piem\u0113rotas audz\u0113\u0161anai. Piem\u0113ram, st\u0101v\u0101s nog\u0101z\u0113s erozijas risks un \u016bdens notece var ierobe\u017eot kult\u016braugu izv\u0113li, \u013caujot izv\u0113l\u0113ties tikai t\u0101s, kas var efekt\u012bvi nostiprin\u0101t augsni. Savuk\u0101rt l\u012bdzenas vai l\u0113zeni sl\u012bpas vietas var nodro\u0161in\u0101t pla\u0161\u0101ku kult\u016braugu kl\u0101stu.<\/li>\r\n<li><strong>Ma\u0161\u012bnu darb\u012bba:<\/strong> Viet\u0113jais reljefs ietekm\u0113 ar\u012b tehnikas darb\u012bbu un lauku pieejam\u012bbu. St\u0101vas nog\u0101zes var b\u016bt sare\u017e\u0123\u012btas vai nedro\u0161as noteiktai tehnikai, ierobe\u017eojot mehaniz\u0101cijas iesp\u0113jas. \u0160\u0101dos gad\u012bjumos lauksaimniekiem, iesp\u0113jams, b\u016bs j\u0101apsver alternat\u012bvas lauksaimniec\u012bbas metodes, piem\u0113ram, roku darbs vai specializ\u0113ts apr\u012bkojums, kas paredz\u0113ts st\u0101v\u0101m nog\u0101z\u0113m.<\/li>\r\n<\/ul>\r\n<h2>At\u0161\u0137ir\u012bba starp augstumu un reljefu<\/h2>\r\n<p>Augstums un reljefs ir divi at\u0161\u0137ir\u012bgi j\u0113dzieni, kas saist\u012bti ar lauksaimniec\u012bbas zemes topogr\u0101fiju. L\u016bk, at\u0161\u0137ir\u012bba starp tiem:<\/p>\r\n<p><strong>Augstums<\/strong><\/p>\r\n<p>Augstums attiecas uz punkta vai atra\u0161an\u0101s vietas augstumu vai vertik\u0101lo att\u0101lumu virs atskaites punkta, parasti vid\u0113j\u0101 j\u016bras l\u012bme\u0146a (MSL). Tas ir absol\u016bts m\u0113rs, kas sniedz inform\u0101ciju par konkr\u0113ta punkta vertik\u0101lo poz\u012bciju uz Zemes virsmas.<\/p>\r\n<p>Augstumu parasti m\u0113ra t\u0101d\u0101s m\u0113rvien\u012bb\u0101s k\u0101 metros vai p\u0113d\u0101s. Lauksaimniec\u012bb\u0101 augstuma dati ir svar\u012bgi, lai izprastu zemes kop\u0113jo augstumu, kas var ietekm\u0113t t\u0101dus faktorus k\u0101 temperat\u016bra, atmosf\u0113ras spiediens un \u016bdens kust\u012bba.<\/p>\r\n<p><strong>Reljefs: K\u0101 tas att\u0113lots topogr\u0101fiskaj\u0101 kart\u0113?<\/strong><\/p>\r\n<p>Savuk\u0101rt reljefs attiecas uz augstuma at\u0161\u0137ir\u012bb\u0101m starp da\u017e\u0101diem kartes punktiem. Tas att\u0113lo at\u0161\u0137ir\u012bbu starp augst\u0101kajiem un zem\u0101kajiem punktiem \u0161aj\u0101 apgabal\u0101.<\/p>\r\n<p>Tas ir relat\u012bvs m\u0113r\u012bjums, kas sniedz inform\u0101ciju par vertik\u0101laj\u0101m at\u0161\u0137ir\u012bb\u0101m vai augstuma izmai\u0146\u0101m noteikt\u0101 lauksaimniec\u012bbas zemes ainav\u0101.<\/p>\r\n<p>To parasti att\u0113lo, izmantojot kont\u016brl\u012bnijas, kas savieno vien\u0101da augstuma punktus, \u013caujot vizualiz\u0113t ainav\u0101 eso\u0161os pakalnus, ielejas un nog\u0101zes. Jo tuv\u0101k kont\u016brl\u012bnijas atrodas viena otrai, jo st\u0101v\u0101ks ir reljefs, savuk\u0101rt pla\u0161i izvietotas kont\u016brl\u012bnijas nor\u0101da uz l\u0113zen\u0101k\u0101m nog\u0101z\u0113m.<\/p>\r\n<p>Rezum\u0113jot, augstums ir absol\u016bts vertik\u0101l\u0101 att\u0101luma m\u0113rs virs atskaites punkta (piem\u0113ram, MSL), savuk\u0101rt tas ir relat\u012bvs m\u0113rs, kas apraksta augstuma izmai\u0146as noteikt\u0101 apgabal\u0101 vai re\u0123ion\u0101.<\/p>\r\n<p>Augstums sniedz inform\u0101ciju par punkta augstumu, savuk\u0101rt tas sniedz ieskatu par dot\u0101s lauksaimniec\u012bbas ainavas topogr\u0101fiskaj\u0101m iez\u012bm\u0113m un nog\u0101z\u0113m.<\/p>\r\n<p>Gan augstums, gan reljefs ir svar\u012bgi apsv\u0113rumi lauksaimniec\u012bb\u0101, jo tie ietekm\u0113 t\u0101dus faktorus k\u0101 \u016bdens notece, temperat\u016bras gradienti un piem\u0113rot\u012bba konkr\u0113t\u0101m kult\u016br\u0101m.<\/p>\r\n<h2>K\u0101ds ir topogr\u0101fijas piem\u0113rs?<\/h2>\r\n<p>Topogr\u0101fijas piem\u0113rs lauksaimniec\u012bb\u0101 ir terasveida lauku kl\u0101tb\u016btne kalnain\u0101 vai kalnain\u0101 apvid\u016b. Teras\u0113\u0161ana ir metode, ko parasti izmanto \u0161\u0101dos apgabalos, lai nog\u0101z\u0113s izveidotu l\u012bdzenas platformas vai pak\u0101pienus, efekt\u012bvi p\u0101rveidojot st\u0101vas zemes par kultiv\u0113jamiem laukiem.<\/p>\r\n<p><img data-recalc-dims=\"1\" loading=\"lazy\" decoding=\"async\" data-attachment-id=\"6820\" data-permalink=\"https:\/\/geopard.tech\/lv\/blog\/topography-and-relief-analytics-for-agricultural-fields\/what-is-an-example-of-topography\/\" data-orig-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-an-example-of-topography.jpg?fit=1365%2C767&amp;ssl=1\" data-orig-size=\"1365,767\" data-comments-opened=\"1\" data-image-title=\"What is an example of topography\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-an-example-of-topography.jpg?fit=1024%2C575&amp;ssl=1\" class=\"aligncenter wp-image-6820 size-full\" src=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-an-example-of-topography.jpg?resize=810%2C455&#038;ssl=1\" alt=\"K\u0101ds ir topogr\u0101fijas piem\u0113rs?\" width=\"810\" height=\"455\" srcset=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-an-example-of-topography.jpg?w=1365&amp;ssl=1 1365w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-an-example-of-topography.jpg?resize=300%2C169&amp;ssl=1 300w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-an-example-of-topography.jpg?resize=1024%2C575&amp;ssl=1 1024w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-an-example-of-topography.jpg?resize=768%2C432&amp;ssl=1 768w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2020\/02\/What-is-an-example-of-topography.jpg?resize=1200%2C674&amp;ssl=1 1200w\" sizes=\"(max-width: 810px) 100vw, 810px\" \/><\/p>\r\n<p>Terases pal\u012bdz mazin\u0101t augsnes eroziju, samazinot \u016bdens noteci, un nodro\u0161ina efekt\u012bvu \u016bdens apsaimnieko\u0161anu.<\/p>\r\n<p>Terasveida lauki izmanto dabisko topogr\u0101fisko reljefu, lai kontrol\u0113tu \u016bdens kust\u012bbu un palielin\u0101tu lauksaimniec\u012bbas produktivit\u0101ti. Katra terase darbojas k\u0101 neliela l\u012bdzena plat\u012bba, kas var saglab\u0101t \u016bdeni, nov\u0113r\u0161ot t\u0101 strauju notec\u0113\u0161anu lejup un erozijas izrais\u012b\u0161anu.<\/p>\r\n<p>Terases sienas kalpo k\u0101 barjeras, noturot augsni viet\u0101 un nov\u0113r\u0161ot t\u0101s aizskalo\u0161anos. \u0160\u012b metode pal\u012bdz uztur\u0113t augl\u012bgu augsnes virsk\u0101rtu uz teras\u0113m, nodro\u0161inot optim\u0101lus apst\u0101k\u013cus kult\u016braugu aug\u0161anai.<\/p>\r\n<p>Teras\u0113\u0161ana ar\u012b \u013cauj lab\u0101k izmantot ierobe\u017eotos zemes resursus kalnainos vai kalnainos apgabalos. Izveidojot l\u012bdzenas plat\u012bbas nog\u0101z\u0113s, lauksaimnieki var audz\u0113t kult\u016bras, kuras cit\u0101di b\u016btu gr\u016bti vai neiesp\u0113jami audz\u0113t st\u0101vo sl\u012bpumu d\u0113\u013c.<\/p>\r\n<p>Terasveida lauksaimniec\u012bba gadsimtiem ilgi tiek praktiz\u0113ta da\u017e\u0101d\u0101s pasaules da\u013c\u0101s, piem\u0113ram, Filip\u012bnu r\u012bsu teras\u0113s, v\u012bna d\u0101rzu teras\u0113s Portug\u0101les Doro ielej\u0101 vai t\u0113jas teras\u0113s \u0136\u012bnas kalnos.<\/p>\r\n<hr \/>\r\n<h2>Bie\u017e\u0101k uzdotie jaut\u0101jumi<\/h2>\r\n<hr \/>\r\n<p><strong>1. K\u0101p\u0113c topogr\u0101fija ir svar\u012bga lauksaimniec\u012bb\u0101? K\u0101 t\u0101 ietekm\u0113 p\u0101rtikas ra\u017eo\u0161anu?<\/strong><\/p>\r\n<p>Topogr\u0101fija ir \u013coti svar\u012bga lauksaimniec\u012bb\u0101, jo tai ir tie\u0161a ietekme uz p\u0101rtikas ra\u017eo\u0161anu. T\u0101 ietekm\u0113 \u016bdens novad\u012b\u0161anu, augsnes eroziju un kult\u016braugu piem\u0113rot\u012bbu. T\u0101 pal\u012bdz pl\u0101not ap\u016bde\u0146o\u0161anas sist\u0113mas, p\u0101rvald\u012bt nog\u0101zes un optimiz\u0113t zemes izmanto\u0161anu. Topogr\u0101fijas izpratne ir \u013coti svar\u012bga efekt\u012bvai un ilgtsp\u0113j\u012bgai lauksaimniec\u012bbas praksei.<\/p>\r\n<p><strong>2. K\u0101 noteikt sl\u012bpuma aspektu?<\/strong><\/p>\r\n<p>Sl\u012bpuma le\u0146\u0137i var noteikt, izmantojot kompasu vai kompasa lietotni viedt\u0101lrun\u012b. Nost\u0101jieties uz nog\u0101zes un turiet kompasu horizont\u0101li sev priek\u0161\u0101, p\u0101rliecinoties, ka adata ir v\u0113rsta uz zieme\u013ciem.<\/p>\r\n<p>Lai noteiktu le\u0146\u0137i, nolasiet gr\u0101dus adatas r\u0101d\u012btaj\u0101 virzien\u0101. Piem\u0113ram, ja adata r\u0101da uz 180 gr\u0101diem, le\u0146\u0137is ir v\u0113rsts uz dienvidiem.<\/p>\r\n<p>\u0160\u012b metode \u013cauj noteikt nog\u0101zes galveno virzienu, pal\u012bdzot izprast saules iedarb\u012bbu un mikroklimata izmai\u0146as.<\/p>\r\n<p><strong>3. K\u0101 reljefs ietekm\u0113 lauksaimniec\u012bbu?<\/strong><\/p>\r\n<p>Tam jeb ainavas augstuma un sl\u012bpuma izmai\u0146\u0101m ir b\u016btiska ietekme uz lauksaimniec\u012bbu. St\u0101v\u0101kas nog\u0101zes var ietekm\u0113t \u016bdens dren\u0101\u017eu un palielin\u0101t erozijas risku, t\u0101p\u0113c ir nepiecie\u0161ami atbilsto\u0161i augsnes aizsardz\u012bbas pas\u0101kumi.<\/p>\r\n<p>Sl\u012bpumi var ietekm\u0113t ar\u012b mikroklimatu, radot at\u0161\u0137ir\u012bgus temperat\u016bras un mitruma apst\u0101k\u013cus da\u017e\u0101dos aspektos. Turkl\u0101t tie var ietekm\u0113t augsnes dzi\u013cumu un augl\u012bbu, t\u0101d\u0113j\u0101di ietekm\u0113jot kult\u016braugu izv\u0113li un produktivit\u0101ti.<\/p>\r\n<p>T\u0101p\u0113c pareiza reljefa izpratne un p\u0101rvald\u012bba ir \u013coti svar\u012bga, lai optimiz\u0113tu ap\u016bde\u0146o\u0161anu, samazin\u0101tu eroziju un izv\u0113l\u0113tos piem\u0113rotas lauksaimniec\u012bbas prakses da\u017e\u0101d\u0101m ainavas zon\u0101m.<\/p>\r\n<p><strong>4. K\u0101p\u0113c ieleju nog\u0101zes ir iecien\u012btas lauksaimniec\u012bbas vietas kalnu re\u0123ionos?<\/strong><\/p>\r\n<p>Ieleju nog\u0101zes ir iecien\u012btas lauksaimniec\u012bbas vietas kalnu re\u0123ionos vair\u0101ku iemeslu d\u0113\u013c. Pirmk\u0101rt, ieleju nog\u0101zes pied\u0101v\u0101 relat\u012bvi l\u012bdzen\u0101ku reljefu, kas atvieglo lauksaimniec\u012bbas darb\u012bbas, piem\u0113ram, augsnes apstr\u0101di, ap\u016bde\u0146o\u0161anu un mehaniz\u0101ciju.<\/p>\r\n<p>Otrk\u0101rt, ielej\u0101m parasti ir lab\u0101ka piek\u013cuve \u016bdens avotiem, piem\u0113ram, up\u0113m vai strautiem, ko var izmantot ap\u016bde\u0146o\u0161anai. Turkl\u0101t ieleju nog\u0101zes nodro\u0161ina labu saules iedarb\u012bbu un aizsardz\u012bbu pret sp\u0113c\u012bgiem v\u0113jiem, radot labv\u0113l\u012bgu mikroklimatu kult\u016braugu aug\u0161anai.<\/p>\r\n<p>Visbeidzot, ieleju dabisk\u0101s dren\u0101\u017eas sist\u0113mas pal\u012bdz nov\u0113rst \u016bdens uzs\u016bk\u0161anos, nodro\u0161inot atbilsto\u0161u \u016bdens apsaimnieko\u0161anu. Kopum\u0101 \u0161ie faktori padara ieleju nog\u0101zes ide\u0101li piem\u0113rotas lauksaimniec\u012bbai kalnu re\u0123ionos.<\/p>\r\n<p><strong>5. K\u0101 reljefs un topogr\u0101fija ir saist\u012bti?<\/strong><\/p>\r\n<p>Reljefs un topogr\u0101fija \u0123eogr\u0101fijas kontekst\u0101 ir cie\u0161i saist\u012bti. Topogr\u0101fija attiecas uz Zemes virsmas fizik\u0101laj\u0101m iez\u012bm\u0113m un vari\u0101cij\u0101m, tostarp augstumu, nog\u0101z\u0113m un reljefa form\u0101m.<\/p>\r\n<p>No otras puses, tas \u012bpa\u0161i attiecas uz augstuma at\u0161\u0137ir\u012bbu starp augst\u0101kajiem un zem\u0101kajiem punktiem noteikt\u0101 apgabal\u0101.<\/p>\r\n<p>Citiem v\u0101rdiem sakot, tas ir topogr\u0101fij\u0101 eso\u0161o vertik\u0101lo at\u0161\u0137ir\u012bbu m\u0113rs. Kop\u0101 abi sniedz visaptvero\u0161u izpratni par konkr\u0113ta re\u0123iona virsmas \u012bpa\u0161\u012bb\u0101m un reljefu.<\/p>\r\n<p><strong>6. K\u0101 izm\u0113r\u012bt zemes augstumu?<\/strong><\/p>\r\n<p>Zemes augstuma m\u0113r\u012b\u0161anai var izmantot da\u017e\u0101das metodes. Viena izplat\u012bta pieeja ir izmantot glob\u0101l\u0101s pozicion\u0113\u0161anas sist\u0113mas (GPS) ier\u012bci, kas var sniegt prec\u012bzus augstuma r\u0101d\u012bjumus.<\/p>\r\n<p>V\u0113l viena metode ir izmantot digit\u0101lo augstuma modeli (DEM), kas ir datu kopa, kur\u0101 ir inform\u0101cija par augstumu da\u017e\u0101d\u0101s atra\u0161an\u0101s viet\u0101s.<\/p>\r\n<p>Prec\u012bziem m\u0113r\u012bjumiem var izmantot ar\u012b specializ\u0113tu m\u0113rniec\u012bbas apr\u012bkojumu, piem\u0113ram, tom\u0101tisk\u0101s stacijas vai l\u0101zerl\u012bme\u0146us. Da\u017eos gad\u012bjumos tradicion\u0101l\u0101s metodes, piem\u0113ram, barometrisk\u0101 spiediena m\u0113r\u012bjumi vai altimetra izmanto\u0161ana, var sniegt aptuvenus augstuma apr\u0113\u0137inus.<\/p>","protected":false},"excerpt":{"rendered":"<p>Topogr\u0101fija ir viens no galvenajiem faktoriem, kas ietekm\u0113 ra\u017eu un bar\u012bbas vielu saturu augsn\u0113. T\u0101d\u0113j\u0101di sl\u012bpums var b\u016bt galvenais ra\u017eu ierobe\u017eojo\u0161ais faktors, \u012bpa\u0161i nenosusin\u0101t\u0101m augsn\u0113m\u2026<\/p>","protected":false},"author":210157960,"featured_media":1370,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_eb_attr":"","content-type":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_wpcom_ai_launchpad_first_post":false,"_jetpack_hide_featured_image":false,"_jetpack_featured_image_duplicate_dismissed":0,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"{title}\n\n{excerpt}\n\n{url}","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"_wpas_customize_per_network":false,"jetpack_post_was_ever_published":false},"categories":[1366],"tags":[1600],"class_list":["post-223","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-topography","tag-topography"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Topography and relief analytics for agricultural fields - GeoPard<\/title>\n<meta name=\"description\" content=\"Topography is one of the major factors affecting yield and nutrition content in the soil. 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