{"id":9261,"date":"2023-12-07T20:25:49","date_gmt":"2023-12-07T19:25:49","guid":{"rendered":"https:\/\/geopard.tech\/?p=9261"},"modified":"2023-12-07T20:25:49","modified_gmt":"2023-12-07T19:25:49","slug":"iniciativa-v-iowe-na-zvysenie-presnosti-aplikacie-dusika-pri-hnojeni","status":"publish","type":"post","link":"https:\/\/geopard.tech\/sk\/blog\/iowa-nitrogen-initiative-enhancing-precision-in-fertilizer-application-rates\/","title":{"rendered":"Iniciat\u00edva Iowy pre dus\u00edk: Zv\u00fd\u0161enie presnosti v aplika\u010dn\u00fdch d\u00e1vkach hnoj\u00edv"},"content":{"rendered":"<p>V Iowe Michael Castellano hovor\u00ed o tom, ako pestovanie kukurice zah\u0155\u0148a mno\u017estvo mo\u017enost\u00ed. Hovor\u00ed, \u017ee existuj\u00fa miliardy sp\u00f4sobov a niektor\u00ed \u013eudia si myslia, \u017ee si to vym\u00fd\u0161\u013ea. Vysvet\u013euje v\u0161ak, \u017ee ke\u010f spo\u010d\u00edtate v\u0161etky r\u00f4zne druhy kukurice, sp\u00f4soby pestovania a poveternostn\u00e9 podmienky, je to naozaj obrovsk\u00e9 \u010d\u00edslo.<\/p>\n<p>T\u00e1to neistota je z\u00e1va\u017en\u00e1, preto\u017ee pou\u017e\u00edvanie pr\u00edli\u0161 mal\u00e9ho alebo prive\u013ea dus\u00edkat\u00fdch hnoj\u00edv m\u00f4\u017ee sp\u00f4sobi\u0165 probl\u00e9my. Nedostato\u010dn\u00e9 mno\u017estvo m\u00f4\u017ee zn\u00ed\u017ei\u0165 mno\u017estvo vypestovanej kukurice, zatia\u013e \u010do prive\u013ea m\u00f4\u017ee st\u00e1\u0165 pr\u00edli\u0161 ve\u013ea pe\u0148az\u00ed a po\u0161kodi\u0165 \u017eivotn\u00e9 prostredie.<\/p>\n<p>Iniciat\u00edva Iowa Nitrogen Initiative, ktor\u00fa ved\u00fa Castellano a Sotirios Archontoulis, sa sna\u017e\u00ed zisti\u0165 najlep\u0161ie mno\u017estvo dus\u00edka pre ka\u017ed\u00e9 kukuri\u010dn\u00e9 pole zhroma\u017e\u010fovan\u00edm \u00fadajov z fariem po celej Iowe.<\/p>\n<p>Chc\u00fa u\u013eah\u010di\u0165 farm\u00e1rom zistenie, ko\u013eko hnojiva maj\u00fa pou\u017ei\u0165. Projekt financuje Ministerstvo po\u013enohospod\u00e1rstva a spr\u00e1vy p\u00f4dy \u0161t\u00e1tu Iowa a minister po\u013enohospod\u00e1rstva \u0161t\u00e1tu Iowa, Mike Naig, si mysl\u00ed, \u017ee ide o skvel\u00fa spolupr\u00e1cu medzi farm\u00e1rmi a odborn\u00edkmi.<\/p>\n<p>Ver\u00ed, \u017ee to poskytne po\u013enohospod\u00e1rom inform\u00e1cie, ktor\u00e9 potrebuj\u00fa na lep\u0161ie pestovanie plod\u00edn, zar\u00e1banie v\u00e4\u010d\u0161ieho mno\u017estva pe\u0148az\u00ed a starostlivos\u0165 o \u017eivotn\u00e9 prostredie.<\/p>\n<h2>Preklenutie priepasti<\/h2>\n<p>Iniciat\u00edva Iowa Nitrogen Initiative tento rok vykon\u00e1va 270 pokusov na farm\u00e1ch v 72 r\u00f4znych s\u00fakromn\u00fdch po\u013enohospod\u00e1rskych podnikoch, \u010do predstavuje \u0161tvorn\u00e1sobn\u00fd n\u00e1rast oproti prv\u00e9mu roku projektu v roku 2022. Kone\u010dn\u00fdm cie\u013eom je dosiahnu\u0165 500 pokusov ro\u010dne.<\/p>\n<p>Aby sa farm\u00e1ri mohli zapoji\u0165, potrebuj\u00fa pr\u00edstup k dvom \u010doraz be\u017enej\u0161\u00edm technol\u00f3gi\u00e1m presn\u00e9ho po\u013enohospod\u00e1rstva: variabilnej aplik\u00e1cii hnoj\u00edv a monitorovaniu v\u00fdnosov pomocou GPS. Projektov\u00fd partner Premier Crop Systems navrhuje pokus na malej ploche po\u013ea, zvy\u010dajne o rozlohe pribli\u017ene p\u00e4\u0165 akrov, s vyu\u017eit\u00edm historick\u00fdch \u00fadajov o v\u00fdnosoch na identifik\u00e1ciu miest, kde sa o\u010dak\u00e1va odli\u0161n\u00e9 spr\u00e1vanie.<\/p>\n<p>Sekci\u00e1m v r\u00e1mci pokusnej oblasti s\u00fa priraden\u00e9 r\u00f4zne d\u00e1vky dus\u00edka, od \u017eiadnej do 200 libier na aker, a farm\u00e1ri po zbere \u00farody zdie\u013eaj\u00fa \u00fadaje o v\u00fdnosoch s v\u00fdskumn\u00fdm t\u00edmom. \u00da\u010dastn\u00edci s\u00fa kompenzovan\u00ed za stratu v\u00fdnosu na p\u00f4de, ktor\u00e1 nedost\u00e1va \u017eiadny dus\u00edk.<\/p>\n<p>\u00dadaje z pokusov s\u00fa vylep\u0161en\u00e9 simul\u00e1ciami z modelov biofyzik\u00e1lnych procesov s cie\u013eom ur\u010di\u0165 optim\u00e1lne d\u00e1vky na z\u00e1klade typov p\u00f4dy a semien, postupov hospod\u00e1renia a po\u010dasia. T\u00e1to datab\u00e1za bude sl\u00fa\u017ei\u0165 ako z\u00e1klad pre rozhodovacie n\u00e1stroje projektu pre verejnos\u0165, ktor\u00e9 by mali by\u0165 k dispoz\u00edcii pre vegeta\u010dn\u00fa sez\u00f3nu 2025.<\/p>\n<p>Tieto n\u00e1stroje bud\u00fa obzvl\u00e1\u0161\u0165 u\u017eito\u010dn\u00e9 pre po\u013enohospod\u00e1rov, ktor\u00ed na zber \u00fadajov pou\u017e\u00edvaj\u00fa technol\u00f3giu presn\u00e9ho po\u013enohospod\u00e1rstva. Pod\u013ea Castellana po\u013enohospod\u00e1ri so zariadeniami na aplik\u00e1ciu hnoj\u00edv s variabilnou d\u00e1vkou \u010dasto nemaj\u00fa dostato\u010dn\u00e9 usmernenia o tom, ako by sa tieto d\u00e1vky mali meni\u0165.<\/p>\n<p>\u201cSna\u017e\u00edme sa preklen\u00fa\u0165 priepas\u0165 medzi technologick\u00fdm pokrokom v presnom po\u013enohospod\u00e1rstve, ktor\u00fd dosiahli in\u017einieri, a vedeck\u00fdm ch\u00e1pan\u00edm agron\u00f3mov,\u201d povedal.<\/p>\n<h2>Tri u\u017eito\u010dn\u00e9 n\u00e1stroje<\/h2>\n<p>V\u00fdskumn\u00fd t\u00edm pracuje na troch n\u00e1strojoch, ktor\u00e9 pom\u00f4\u017eu farm\u00e1rom robi\u0165 lep\u0161ie rozhodnutia:<\/p>\n<p><strong>Vylep\u0161en\u00e9 odpor\u00fa\u010dania pre benchmarky:<\/strong><\/p>\n<ul>\n<li>Predkladaj\u00fa lep\u0161ie n\u00e1vrhy na d\u00e1vkovanie dus\u00edka, pri\u010dom ber\u00fa do \u00favahy rozdiely vo veciach, ako je genetika, p\u00f4da, sp\u00f4sob obhospodarovania p\u00f4dy a po\u010dasie.<\/li>\n<li>Po\u013enohospod\u00e1ri si tie\u017e m\u00f4\u017eu pozrie\u0165 \u00fadaje z pokusov, aby zistili, \u010do sa skuto\u010dne deje s r\u00f4znymi sadzbami a postupmi.<\/li>\n<\/ul>\n<p><strong>N\u00e1stroj na predpovedanie:<\/strong><\/p>\n<ul>\n<li>Tento n\u00e1stroj predpoved\u00e1 najlep\u0161ie ceny na z\u00e1klade s\u00fa\u010dasn\u00fdch a bl\u00edzkych bud\u00facich odhadov o p\u00f4de a po\u010das\u00ed.<\/li>\n<li>To je d\u00f4le\u017eit\u00e9, preto\u017ee po\u010dasie m\u00e1 pod\u013ea Castellana ve\u013ek\u00fd vplyv na to, ko\u013eko dus\u00edka je potrebn\u00e9.<\/li>\n<\/ul>\n<p><strong>N\u00e1stroj na sp\u00e4tn\u00e9 odhadovanie:<\/strong><\/p>\n<ul>\n<li>Tento n\u00e1stroj pom\u00e1ha farm\u00e1rom pozrie\u0165 sa sp\u00e4\u0165 na uplynul\u00fd rok a zisti\u0165, ako by sa zmenili potreby ich plod\u00edn v oblasti dus\u00edka, keby postupovali inak. Napr\u00edklad, ak by zasadili in\u00fd druh kukurice alebo pou\u017eili hnojivo v inom \u010dase.<\/li>\n<\/ul>\n<p>Castellano vysvet\u013euje, \u017ee cie\u013eom je neust\u00e1le aktualizova\u0165 tieto n\u00e1stroje o nov\u00e9 \u00fadaje zo sk\u00fa\u0161ok ka\u017ed\u00fd rok.<\/p>\n<p>\u201cPokia\u013e farm\u00e1ri sk\u00fa\u0161aj\u00fa nov\u00e9 veci a po\u010dasie sa men\u00ed, menia sa aj najlep\u0161ie d\u00e1vky dus\u00edka. Mus\u00edme neust\u00e1le \u0161tudova\u0165 a poskytova\u0165 farm\u00e1rom inform\u00e1cie, aby mohli robi\u0165 najlep\u0161ie rozhodnutia,\u201d povedal.<\/p>\n<h2>Zapojenie farm\u00e1rov<\/h2>\n<p>Farm\u00e1ri s\u00fa s\u00fa\u010das\u0165ou iniciat\u00edvy Iowa Nitrogen Initiative od sam\u00e9ho za\u010diatku, dokonca sa vo febru\u00e1ri z\u00fa\u010dastnili dizajnov\u00e9ho \u0161printu, ktor\u00fd viedli in\u017einieri a dizajn\u00e9ri spolo\u010dnosti Google. Sp\u00e4tn\u00e1 v\u00e4zba od farm\u00e1rov zohrala k\u013e\u00fa\u010dov\u00fa \u00falohu pri formovan\u00ed rozhodnut\u00ed, ako napr\u00edklad prv\u00e9ho vydania n\u00e1strojov na rozhodovanie vo forme mobilnej aplik\u00e1cie. Farm\u00e1ri to navrhli, preto\u017ee s v\u00e4\u010d\u0161ou pravdepodobnos\u0165ou vyu\u017eij\u00fa inform\u00e1cie, ak k nim maj\u00fa pr\u00edstup na cest\u00e1ch.<\/p>\n<p>\u201c\u00dazko spolupracujeme s farm\u00e1rmi, aby sme sa uistili, \u017ee produkty, ktor\u00e9 vytv\u00e1rame, s\u00fa u\u017eito\u010dn\u00e9 pre \u013eud\u00ed, ktor\u00ed ich bud\u00fa pou\u017e\u00edva\u0165. Nechceme, aby farm\u00e1ri mali pocit, \u017ee im je to vn\u00faten\u00e9,\u201d povedal Castellano.<\/p>\n<p>Te\u0161\u00ed ho, \u017ee ka\u017ed\u00fd farm\u00e1r, ktor\u00fd sa zapojil v prvom roku, pokra\u010doval aj v druhom roku. Roger Zylstra, jeden z dobrovo\u013en\u00edkov, ktor\u00ed dva roky organizovali pokusy, sa na septembrovom dni po\u013ea podelil o to, \u017ee spolupr\u00e1ca s v\u00fdskumn\u00fdm t\u00edmom bola priamo\u010diara a hladk\u00e1. Zylstra, b\u00fdval\u00fd prezident Asoci\u00e1cie pestovate\u013eov kukurice v Iowe, hospod\u00e1ri ne\u010faleko Lynnville v okrese Jasper a te\u0161\u00ed sa na vlhkej\u0161ie roky, aby poskytol viac vari\u00e1ci\u00ed v \u00fadajoch.<\/p>\n<p>\u201cV\u017edy sa sna\u017e\u00edm n\u00e1js\u0165 sp\u00f4soby, ako by\u0165 lep\u0161\u00edm spr\u00e1vcom p\u00f4dy, a u\u010d\u00edme sa, \u017ee existuj\u00fa lep\u0161ie sp\u00f4soby, ako robi\u0165 veci,\u201d povedal Zylstra. \u201cMysl\u00edm si, \u017ee potenci\u00e1l je tu \u00fa\u017easn\u00fd.\u201d<\/p>\n<p>Ved\u00faci projektu teraz poz\u00fdvaj\u00fa po\u013enohospod\u00e1rov, poradcov v oblasti plod\u00edn a v\u00fdrobcov hnoj\u00edv na mieru, aby sa prihl\u00e1sili na sk\u00fa\u0161obn\u00fa prev\u00e1dzku vo vegeta\u010dnom obdob\u00ed 2024. Z\u00e1ujemcovia m\u00f4\u017eu vyplni\u0165 online formul\u00e1r, kde z\u00edskaj\u00fa viac inform\u00e1ci\u00ed alebo vyjadria svoj z\u00e1ujem.<\/p>","protected":false},"excerpt":{"rendered":"<p>V Iowe Michael Castellano hovor\u00ed o tom, ako pestovanie kukurice zah\u0155\u0148a mno\u017estvo mo\u017enost\u00ed. Hovor\u00ed, \u017ee existuj\u00fa miliardy sp\u00f4sobov a niektor\u00ed \u013eudia si myslia, \u017ee je\u2026<\/p>","protected":false},"author":210157960,"featured_media":9267,"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_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":[1365],"tags":[],"class_list":["post-9261","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - 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