{"id":2737,"date":"2021-12-24T12:01:34","date_gmt":"2021-12-24T11:01:34","guid":{"rendered":"https:\/\/geopard.tech\/?p=2737"},"modified":"2023-08-11T17:32:57","modified_gmt":"2023-08-11T15:32:57","slug":"kako-upravljati-slanost-v-kmetijstvu","status":"publish","type":"post","link":"https:\/\/geopard.tech\/sl\/blog\/how-to-manage-salinity-in-agriculture\/","title":{"rendered":"Kako upravljati slanost v kmetijstvu?"},"content":{"rendered":"<p>Zasoljevanje tal ali tal, ki jih prizadene solina, se pojavlja skoraj povsod po svetu, v razli\u010dnih topografijah in razli\u010dnih podnebnih razmerah. <a href=\"https:\/\/geopard.tech\/sl\/blog\/vrste-tal-kako-jih-kar-najbolje-izkoristiti\/\">tla<\/a> ki se nahajajo v su\u0161nih in polsu\u0161nih obmo\u010djih, so zaradi tega katastrofalnega dogodka najbolj prizadete.<\/p>\r\n<p>Ta proces se lahko odvija v obliki zasoljevanja ali sodifikacije, kar neposredno prispeva k degradaciji tal in neravnovesju ekosistema. V sodobni kmetijski dobi so tla, ki jih prizadene zasol, na svetovni ravni ena glavnih te\u017eav, s katerimi se soo\u010dajo kmetje.<\/p>\r\n<p>Slana ali natrijeva tla so poleg naravnega pojavljanja tudi produkt intenzivnega kmetijstva, ki uporablja konvencionalne metode in tehnike pridelave hrane. Njihov obstoj in hitro nastajanje sta ena glavnih gro\u017eenj za prehransko varnost in trajnost.<\/p>\r\n<h2>Katere so vrste slanosti tal?<\/h2>\r\n<p><img data-recalc-dims=\"1\" fetchpriority=\"high\" decoding=\"async\" data-attachment-id=\"3441\" data-permalink=\"https:\/\/geopard.tech\/sl\/blog\/how-to-manage-salinity-in-agriculture\/soil-salinity-management-in-agriculture-2-min-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-2-min-1.jpg?fit=1200%2C650&amp;ssl=1\" data-orig-size=\"1200,650\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"types of soil salinity\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-2-min-1.jpg?fit=1024%2C555&amp;ssl=1\" class=\"alignnone wp-image-3441 size-large\" src=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-2-min-1.jpg?resize=810%2C439&#038;ssl=1\" alt=\"vrste slanosti tal\" width=\"810\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-2-min-1.jpg?resize=1024%2C555&amp;ssl=1 1024w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-2-min-1.jpg?resize=300%2C163&amp;ssl=1 300w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-2-min-1.jpg?resize=768%2C416&amp;ssl=1 768w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-2-min-1.jpg?w=1200&amp;ssl=1 1200w\" sizes=\"(max-width: 810px) 100vw, 810px\" \/><\/p>\r\n<p>Slanost tal v kmetijstvu je po preprostej\u0161i in najpravilnej\u0161i definiciji visoka koncentracija soli v talnem profilu. Proces zasoljevanja se lahko pojavi naravno ali zaradi antropogenih dejavnosti.<\/p>\r\n<p>Visoka koncentracija soli moti presnovo rastlin, zaradi \u010desar ne morejo absorbirati vode, hranil in mikroelementov.<\/p>\r\n<p>Rastline, ki ne prena\u0161ajo visoke vsebnosti soli ali natrija, gojene na tleh, prizadetih s soljo, obi\u010dajno ovenejo ali zaostajajo v rasti, kar na koncu privede do njihove smrti, ne glede na to, kako dobro so pridelovalci skrbeli zanje.<\/p>\r\n<p><strong>Slanost in sol<\/strong><\/p>\r\n<p><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"3443\" data-permalink=\"https:\/\/geopard.tech\/sl\/blog\/how-to-manage-salinity-in-agriculture\/soil-salinity-management-in-agriculture-4-min-2\/\" data-orig-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-4-min-1.jpg?fit=1200%2C650&amp;ssl=1\" data-orig-size=\"1200,650\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Salinity in agriculture represents the total amount of salts in soil\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-4-min-1.jpg?fit=1024%2C555&amp;ssl=1\" class=\"alignnone wp-image-3443 size-large\" src=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-4-min-1.jpg?resize=810%2C439&#038;ssl=1\" alt=\"Slanost v kmetijstvu predstavlja skupno koli\u010dino soli v tleh.\" width=\"810\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-4-min-1.jpg?resize=1024%2C555&amp;ssl=1 1024w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-4-min-1.jpg?resize=300%2C163&amp;ssl=1 300w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-4-min-1.jpg?resize=768%2C416&amp;ssl=1 768w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-4-min-1.jpg?w=1200&amp;ssl=1 1200w\" sizes=\"(max-width: 810px) 100vw, 810px\" \/><\/p>\r\n<p>Slanost v kmetijstvu predstavlja skupno koli\u010dino soli, ki se nahajajo v tleh ali vseh drugih medijih (kamnine, voda itd.) in po definiciji soli v vseh anorganskih mineralih, ki so topni v vodi.<\/p>\r\n<p>Najbolj znana sol je natrijev klorid, vendar v kmetijstvu to ni edina sol, ki se lahko pojavi v talnih profilih. Lahko so kombinacija velikega dela drugih elementov (ionov), kot so Na+, Ca+2, K+, Mg+2, Cl-, NO3-, SO4-2, HCO3- in CO32-.<\/p>\r\n<p>Njihov izvor je obi\u010dajno iz kamninske podlage, kjer se pod vplivom preperevanja majhne koli\u010dine iz kamnin raztopijo v vodi, odnesejo in odlo\u017eijo v tleh, podzemnih vodah in velikih vodnih telesih (morjih in oceanih).<\/p>\r\n<h2>Vpliv slanosti tal na rastline<\/h2>\r\n<p>Visoka koncentracija soli v tleh vodi do motenj osmotskega potenciala v rastlinskih celicah, zlasti v koreninskem obmo\u010dju. Osmotski potencial je mehanizem z naravnim tokom, ki omogo\u010da prenos teko\u010dine iz medija z visoko vsebnostjo soli v medije z ni\u017ejo vsebnostjo soli.<\/p>\r\n<p>Natan\u010dneje, v kontekstu rastlin in soli to pomeni, da rastline, ki imajo v svojem koreninskem sistemu ni\u017eje koncentracije soli, ne morejo ve\u010d \u010drpati vode in hranil iz zemlje, ki ima vi\u0161jo koncentracijo soli.<\/p>\r\n<p>Poleg tega lahko izjemno visoka vsebnost soli v tleh povzro\u010di preobremenitev korenin in posledi\u010dno pretok vode v tla. Prizadete rastline obi\u010dajno ovenejo (ne glede na to, kolikokrat je bilo polje namakano) s tipi\u010dnimi simptomi abiotskega stresa, kot je kloroza.<\/p>\r\n<h2>Zna\u010dilnosti slanih tal<\/h2>\r\n<p><img data-recalc-dims=\"1\" decoding=\"async\" data-attachment-id=\"2739\" data-permalink=\"https:\/\/geopard.tech\/sl\/blog\/how-to-manage-salinity-in-agriculture\/soil-salinity-management-in-agriculture-3-min\/\" data-orig-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-3-min.png?fit=1200%2C650&amp;ssl=1\" data-orig-size=\"1200,650\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Salinity and salt\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-3-min.png?fit=1024%2C555&amp;ssl=1\" class=\"alignnone wp-image-2739 size-large\" src=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-3-min.png?resize=810%2C439&#038;ssl=1\" alt=\"Zna\u010dilnosti slanih tal\" width=\"810\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-3-min.png?resize=1024%2C555&amp;ssl=1 1024w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-3-min.png?resize=300%2C163&amp;ssl=1 300w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-3-min.png?resize=768%2C416&amp;ssl=1 768w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2021\/12\/Soil-Salinity-Management-in-Agriculture-3-min.png?w=1200&amp;ssl=1 1200w\" sizes=\"(max-width: 810px) 100vw, 810px\" \/><\/p>\r\n<p>Glede na vrsto slanosti tal se lahko oblikujejo razli\u010dna tla, in sicer slana, alkalna in slano-alkalna tla. Slana tla so tla, v katerih je prese\u017eek natrijevih soli, sestavljenih iz kloridov, sulfatov, bikarbonatov in natrijevih nitratov, agregati tal pa vsebujejo izmenljiv kalcij.<\/p>\r\n<p>Alkalna tla obi\u010dajno nimajo povi\u0161ane ravni soli, temve\u010d visoke koli\u010dine natrijevih kationov (Na+). Slano-alkalna tla so kombinacija obeh zgoraj omenjenih vrst tal, kjer vsebujejo prese\u017eek soli in glino z visoko vsebnostjo natrijevih ionov.<\/p>\r\n<h2>Kaj povzro\u010da zasoljevanje tal<\/h2>\r\n<p>Zasoljevanje se pojavi pod dolo\u010denimi pogoji: terenska topografija, nagnjena k procesu zasoljevanja pod vplivom kapilarnega gibanja in izhlapevanja plitke in slane podtalnice, na obmo\u010djih z aridnim in polsu\u0161nim celinsko-submediteranskim podnebjem z mo\u010dno evapotranspiracijo.<\/p>\r\n<p>Glavna vira soli so slani paleogenski sedimenti in kemi\u010dna razgradnja nekaterih snovi. \u010clovekov vpliv na nastanek in lastnosti teh tal je lahko posreden in neposreden.<\/p>\r\n<p>Posredni vplivi \u010dlovekovih vplivov so spremembe pedogenetskih dejavnikov (hidrografske razmere, vegetacija itd.). Neposredni vpliv, ki stopnjuje proces zasoljevanja, je namakanje rastlin s slano vodo ali uporaba mineralnih gnojil v tleh z nizko prepustnostjo.<\/p>\r\n<p>Tukaj je ve\u010d glavnih situacij, ki vodijo do zasoljevanja tal: geolo\u0161ki dogodki (prekomerne izgube organske snovi zaradi podnebnih sprememb, vetrovi na dolge razdalje, ki prena\u0161ajo soli, potresi, ki motijo profil tal), naravni dejavniki (podnebje, vrsta kamninske podlage, pokrovnost tal in topografske zna\u010dilnosti polj) in antropogene dejavnosti (prekomerna uporaba mineralnih gnojil, intenzivno oranje, namakanje z vodo, ki vsebuje sol, intenzivna pridelava), ki lahko neposredno ali posredno vplivajo na koncentracijo soli v tleh.<\/p>\r\n<p><strong>Kazalniki, ki se pojavijo med zasoljevanjem tal:<\/strong><\/p>\r\n<ul>\r\n<li>Obmo\u010dja na polju, kjer so tla prekomerno vla\u017ena in zadr\u017eujejo vodo<\/li>\r\n<li>Beljenje in pojav kristalov na povr\u0161ini tal<\/li>\r\n<li>Pove\u010dana gladina vode v vrstah<\/li>\r\n<li>Obmo\u010dja brez vegetacije (zaradi visoke vsebnosti soli na tem mestu)<\/li>\r\n<li>Svetli ali temni krogi na tleh okoli mest, kjer se zadr\u017euje voda<\/li>\r\n<li>Venenje rastlin<\/li>\r\n<li>Izumiranje rastlin<\/li>\r\n<li>Zmanj\u0161ana biotska raznovrstnost<\/li>\r\n<li>Pojav plevela, ki je toleranten na visoke koncentracije soli<\/li>\r\n<\/ul>\r\n<h2>Kako se kmetje spopadajo s zasoljevanjem?<\/h2>\r\n<p>Pridelovalci morajo imeti pred kakr\u0161nim koli posegom v kmetijstvo, da bi ubla\u017eili te\u017eavo slanosti tal, specifi\u010dne informacije o stanju na poljih.<\/p>\r\n<p>Ena od teh specifi\u010dnih informacij je zemljevid elektri\u010dne prevodnosti za posamezno lokacijo in zgodovinski satelitski posnetki. Specifi\u010dne informacije lahko proizvajalcem dajo dovolj vpogleda v izvor problema in kje so najbolj degradirani deli polj.<\/p>\r\n<h3><strong>Agrotehni\u010dni ukrepi, ki lahko pomagajo u\u010dvrstiti tla in prepre\u010diti zasoljevanje:<\/strong><\/h3>\r\n<p><strong>1. Izbolj\u0161ajte drena\u017eo polja<\/strong><\/p>\r\n<p>To je mogo\u010de dose\u010di z globokim oranjem, torej oranjem na globino od 60 do 80 centimetrov. Globoko oranje pomaga razbiti kompaktno plast tal, ki jo lahko ustvari te\u017ea kmetijske mehanizacije ali pa naravna tvorba glinaste plasti.<\/p>\r\n<p>Z razbitjem kompaktne plasti lahko voda prosto prehaja v spodnje plasti in tako spere soli, ki so se s\u010dasoma nabrale.<\/p>\r\n<p><strong>2. Izpiranje polja<\/strong><\/p>\r\n<p>Ta operacija se izvaja s pomo\u010djo velikih koli\u010din vode z nizko vsebnostjo soli. Tak\u0161na voda omogo\u010da, da se soli, ki so prisotne v tleh, raztopijo in jih kasneje prenesejo v spodnje plasti.<\/p>\r\n<p><strong>3. Zmanj\u0161anje izhlapevanja<\/strong><\/p>\r\n<p>Izhlapevanje se zmanj\u0161a le, \u010de imamo na polju trajno plast vegetacije ali pa je polje zastirkano (ne glede na to, ali je iz organskega ali umetnega materiala). Zmanj\u0161ano izhlapevanje pomeni, da so soli, ki so prisotne, \u0161e vedno prisotne, vendar v vodni raztopini in je njihovo izpiranje v spodnjih plasteh la\u017eje.<\/p>\r\n<p><strong>4. Uporaba kemi\u010dnih obdelav<\/strong><\/p>\r\n<p>Pred za\u010detkom zgoraj opisanega umetnega izpiranja se izvedejo kemi\u010dne obdelave. Obi\u010dajno se doda mavec, da se natrijevi ioni lahko ve\u017eejo na kalcij v mavcu.<\/p>\r\n<p>Ta reakcija pomaga odstraniti \u0161kodljive ione, ki prepre\u010dujejo pravilno absorpcijo hranil v rastlinah. Z izpiranjem zemlje lahko nastalo vodotopno sol enostavno odstranimo s polja.<\/p>\r\n<p><strong>5. Setev tolerantnih rastlinskih vrst<\/strong><\/p>\r\n<p>Na mestih, kjer imamo visoko koncentracijo soli in je nemogo\u010de gojiti obi\u010dajne rastlinske vrste, je treba saditi polj\u0161\u010dine v slanih tleh, ki so odporne na sol. Med najbolj odporne polj\u0161\u010dine spadajo je\u010dmen, kamelija, r\u017e, \u017eafran, son\u010dnica in sladkorna pesa.<\/p>\r\n<p><strong>6. Sajenje tolerantnih pokrovnih polj\u0161\u010din<\/strong><\/p>\r\n<p>\u010ce ni posejanih ozimnih oblik \u017eit, je treba na poljih posaditi pokrovni pridelek, ki bo polje za\u0161\u010ditil pred vetrno erozijo in evapotranspiracijo v jesensko-zimskem obdobju. Ena najbolj\u0161ih metod je uporaba me\u0161anice je\u010dmena, son\u010dnice in sladkorne pese po \u017eetvi poletne setve. <a href=\"https:\/\/geopard.tech\/sl\/spremljanje-pridelkov\/\">pridelki<\/a>.<\/p>\r\n<p>Ta me\u0161anica bo kalila in v zimsko obdobje vstopila v obliki mladih rastlin, ki bodo pod vplivom hladnega vremena verjetno odmrle in za seboj pustile dragoceno koli\u010dino du\u0161ika in drugih hranil.<\/p>\r\n<p>Glavni razlog za pokrovne posevke, ki prena\u0161ajo sol, je zmanj\u0161anje evapotranspiracije v mesecih, ko bi morala biti tla gola.<\/p>\r\n<h2>Kako prepre\u010diti zasoljevanje tal<\/h2>\r\n<p>Zasoljevanje tal je mogo\u010de prepre\u010diti z uvedbo ve\u010d strategij v procesu upravljanja proizvodnje. Klju\u010d do uspeha so ustrezne informacije o dejanskem stanju na terenu, ki jih je mogo\u010de pridobiti z uvedbo razli\u010dnih tehnologij.<\/p>\r\n<p>Tak\u0161ne tehnologije vklju\u010dujejo tla, specifi\u010dna za lokacijo <a href=\"https:\/\/geopard.tech\/sl\/vzorcenje-tal\/\">analiza (zemljevidi tal<\/a>), karte elektri\u010dne prevodnosti, zgodovinski satelitski\/brezpilotni ortofoto posnetki, vremenski senzorji in modeli za izra\u010dun evapotranspiracije.<\/p>\r\n<p>Na podlagi teh podatkov lahko pridelovalci uspe\u0161no oblikujejo podrobne in ad hoc na\u010drte in odlo\u010ditve o gospodarjenju s pridelki. Na podlagi teh informacij lahko strategije vklju\u010dujejo spremenjeno kolobarjenje, spremembo urnika namakanja, uporabo mavca in kislin, globoko oranje ter spremembo vsebnosti in uporabljenih koli\u010din gnojil.<\/p>\r\n<hr \/>\r\n<h2>Pogosta vpra\u0161anja<\/h2>\r\n<hr \/>\r\n<p><strong>1. Kako lahko ljudje ubla\u017eijo vplive slane zemlje na ri\u017eeva polja?<\/strong><\/p>\r\n<p>Eden od na\u010dinov, kako lahko ljudje ubla\u017eijo vplive slane zemlje na ri\u017eeva polja, je praksa izpiranja. Izpiranje vklju\u010duje nana\u0161anje odve\u010dne vode na polje, kar ji omogo\u010da, da pronica skozi zemljo in spere nakopi\u010dene soli.<\/p>\r\n<p>Ta postopek pomaga zmanj\u0161ati vsebnost soli v tleh, zaradi \u010desar so manj slana in bolj primerna za gojenje ri\u017ea. Poleg tega lahko kmetje sprejmejo izbolj\u0161ane tehnike namakanja, kot sta izmeni\u010dno vla\u017eenje in su\u0161enje ali uporaba sort ri\u017ea, ki so odporne na slano vodo, da bi zmanj\u0161ali vpliv slanih tal na pridelavo ri\u017ea.<\/p>\r\n<p><strong>2. Zakaj je pomembno, da kmetje poznajo koncentracije soli?<\/strong><\/p>\r\n<p>Za kmete je pomembno, da poznajo koncentracijo soli v svojih tleh, saj lahko visoke ravni soli pomembno vplivajo na rast in pridelek polj\u0161\u010din. S spremljanjem koncentracij soli se lahko kmetje informirano odlo\u010dajo glede upravljanja namakanja, izbolj\u0161av tal in izbire polj\u0161\u010din.<\/p>\r\n<p>Razumevanje ravni soli pomaga kmetom pri izvajanju ustreznih strategij za ubla\u017eitev negativnih u\u010dinkov slanosti, kot so prilagajanje namakalnih urnikov, uvedba drena\u017enih sistemov ali izbira polj\u0161\u010din, ki so odporne na sol.<\/p>\r\n<p>To znanje omogo\u010da kmetom, da optimizirajo svoje kmetijske prakse in izbolj\u0161ajo splo\u0161no produktivnost pridelkov na obmo\u010djih, ki jih prizadene slana voda.<\/p>\r\n<p><strong>3. Kateri je dober na\u010din za zmanj\u0161anje zasoljevanja?<\/strong><\/p>\r\n<p>Dober na\u010din za zmanj\u0161anje zasoljevanja, izbolj\u0161anje upravljanja z vodo, izvajanje u\u010dinkovite drena\u017ee in uporabo tehnik ohranjanja tal.<\/p>\r\n<p><strong>4. Kateri katastrofalni dogodek povzro\u010di pove\u010dano slanost?<\/strong><\/p>\r\n<p>Poplave so katastrofalen dogodek, ki lahko povzro\u010di pove\u010dano slanost. Ko se poplavne vode umaknejo, lahko na povr\u0161ini tal pustijo koncentrirano raztopino soli ali pa prodrejo v tla, kar zvi\u0161a raven soli.<\/p>\r\n<p>Ko voda izhlapeva, se soli bolj koncentrirajo, kar vodi do ve\u010dje slanosti na prizadetih obmo\u010djih. To lahko \u0161kodljivo vpliva na kmetijsko produktivnost, saj lahko visoke ravni soli zavirajo rast rastlin in po\u0161kodujejo strukturo tal.<\/p>","protected":false},"excerpt":{"rendered":"<p>Zasoljevanje tal ali tal, ki jih prizadene solina, se pojavlja skoraj povsod po svetu, v razli\u010dnih topografijah in razli\u010dnih podnebnih razmerah. Tla ...<\/p>","protected":false},"author":210157960,"featured_media":2741,"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":[1380],"tags":[1637],"class_list":["post-2737","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-whats","tag-plant-protection"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Soil Salinity Management in Agriculture\ud83d\udca7<\/title>\n<meta name=\"description\" content=\"Saline soils contain a high accumulation of soluble salts. 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