{"id":4129,"date":"2022-03-18T12:03:52","date_gmt":"2022-03-18T11:03:52","guid":{"rendered":"https:\/\/geopard.tech\/?p=4129"},"modified":"2023-06-13T22:15:32","modified_gmt":"2023-06-13T20:15:32","slug":"co-je-potrebne-na-praktizovanie-variabilneho-hnojenia","status":"publish","type":"post","link":"https:\/\/geopard.tech\/sk\/blog\/what-it-takes-to-practice-variable-rate-fertilization\/","title":{"rendered":"V\u00fdhody aplik\u00e1cie hnoj\u00edv s variabilnou d\u00e1vkou"},"content":{"rendered":"<p>Ke\u010f prv\u00fdkr\u00e1t po\u010dujete o variabilnom d\u00e1vkovan\u00ed hnoj\u00edv (VRF), mali by ste pochopi\u0165, \u017ee ide o pou\u017eitie protichodn\u00fdch d\u00e1vok a dokonca aj typov hnoj\u00edv na r\u00f4znych p\u00f4dnych ploch\u00e1ch na danom pozemku na z\u00e1klade vopred nastavenej mapy po\u013ea, ktor\u00e1 sa generuje na z\u00e1klade v\u0161etk\u00fdch druhov inform\u00e1ci\u00ed. Hlavn\u00fdm cie\u013eom je vyv\u00e1\u017ei\u0165 aplik\u00e1ciu hnoj\u00edv a zv\u00fd\u0161i\u0165 produkciu plod\u00edn, ale VRF op\u00e4\u0165 prin\u00e1\u0161a mno\u017estvo v\u00fdziev.<\/p>\n<p>Zo v\u0161etk\u00fdch v\u00fdziev je prvou pre po\u013enohospod\u00e1rov najm\u00e4 to, \u010di je v r\u00e1mci pol\u00ed dostato\u010dn\u00e1 rozmanitos\u0165 p\u00f4dy, aby sa ospravedlnilo financovanie presn\u00e9ho hnojenia. <a href=\"https:\/\/geopard.tech\/sk\/mapy-zon-riadenia-vra\/\">mapy<\/a>.<\/p>\n<p>\u010co sa t\u00fdka n\u00e1kladov, s\u00fakromn\u00ed agron\u00f3movia si za in\u00e9 slu\u017eby VRF \u00fa\u010dtuj\u00fa pribli\u017ene $5 a\u017e $15 za aker alebo aj vy\u0161\u0161ie sumy. Okrem toho sa n\u00e1klady l\u00ed\u0161ia v z\u00e1vislosti od druhu pou\u017eit\u00fdch technol\u00f3gi\u00ed, hodnoty poskytnut\u00fdch inform\u00e1ci\u00ed o variabiln\u00fdch d\u00e1vkach hnoj\u00edv a rozsahu anal\u00fdzy a... <a href=\"https:\/\/geopard.tech\/sk\/odber-vzoriek-pody\/\">odber vzoriek p\u00f4dy<\/a> hotovo.<\/p>\n<p>D\u00f4le\u017eit\u00e1 \u010das\u0165 jednoro\u010dnej ornej p\u00f4dy v pr\u00e9ri\u00e1ch z\u00e1padnej Kanady m\u00e1 dostato\u010dn\u00fa variabilitu povrchov\u00fdch fyzik\u00e1lnych a chemick\u00fdch vlastnost\u00ed, \u010do umo\u017e\u0148uje pou\u017eitie ur\u010dit\u00e9ho mno\u017estva variabiln\u00e9ho hnojenia.<\/p>\n<p>V\u0161eobecn\u00fdm z\u00e1konom je, \u017ee pozemky so zvlnen\u00fdm povrchom maj\u00fa dobr\u00fd potenci\u00e1l na prijatie technol\u00f3gie VRF, na rozdiel od pol\u00ed s jednotnou topografiou, ktor\u00e9 nemaj\u00fa v\u017edy dostato\u010dn\u00fa rozmanitos\u0165 p\u00f4dy, aby umo\u017enili pou\u017eitie technol\u00f3gie VRF.<\/p>\n<p>Okam\u017eite po tom, \u010do sa rozhodli povoli\u0165 pou\u017e\u00edvanie technol\u00f3gie variabiln\u00fdch d\u00e1vok hnoj\u00edv, je \u00fanavnou nev\u00fdhodou pre vlastn\u00edkov p\u00f4dy a konzultantov v oblasti plod\u00edn vytvorenie \u201cefekt\u00edvnych\u201d m\u00e1p predpisovania variabiln\u00fdch d\u00e1vok hnoj\u00edv.<\/p>\n<p>Aby sa to dosiahlo, je potrebn\u00e9 najprv pozna\u0165 konfliktn\u00e9 z\u00f3ny manipul\u00e1cie s p\u00f4dou. Ni\u017e\u0161ie uv\u00e1dzame niektor\u00e9 ot\u00e1zky, na ktor\u00e9 si musia farm\u00e1ri-vlastn\u00edci polo\u017ei\u0165:<\/p>\n<p>Ktor\u00e9 s\u00fa najcennej\u0161ie faktory p\u00f4dy, ktor\u00e9 je potrebn\u00e9 vymedzi\u0165, aby sa na\u0161li oblasti mana\u017ementu \u0161pecifick\u00e9 pre dan\u00fa lokalitu, ktor\u00e9 maj\u00fa ni\u017e\u0161ie, stredn\u00e9 a dokonca vy\u0161\u0161ie \u0161ance na produkciu plod\u00edn na svojom poli?<\/p>\n<p>Medzi tieto variabiln\u00e9 faktory m\u00f4\u017eu patri\u0165 napr\u00edklad h\u013abka ornice, aktu\u00e1lne mno\u017estvo N, P, K alebo S, zmena \u0161trukt\u00fary p\u00f4dy, mno\u017estvo organickej hmoty v p\u00f4de a nakoniec h\u013abka podlo\u017eia, okrem mnoh\u00fdch \u010fal\u0161\u00edch.<\/p>\n<p>Ktor\u00e9 met\u00f3dy na vyh\u013ead\u00e1vanie \u00fasekov \u0161pecifick\u00fdch pre dan\u00fa lokalitu alebo topografick\u00fdch mana\u017ementov v r\u00e1mci pozemkov s\u00fa ve\u013emi uzn\u00e1van\u00e9? Tieto inform\u00e1cie m\u00f4\u017eu zah\u0155\u0148a\u0165 napr\u00edklad satelitn\u00e9 sn\u00edmky, topografick\u00e9 mapy, mapy pestovania plod\u00edn a leteck\u00e9 fotografie, okrem in\u00e9ho.<\/p>\n<p>Najd\u00f4le\u017eitej\u0161ia je odbornos\u0165 a povedomie farm\u00e1rov v danej oblasti, ktor\u00e9 nepresahuj\u00fa $10 na aker, ke\u010f ich ceny stanovuj\u00fa firmy VRF.<\/p>\n<p>Ak\u00e9 s\u00fa variabiln\u00e9 mno\u017estv\u00e1 N, P, K a S v teste na p\u00f4du a v r\u00e1mci zn\u00e1mych sekci\u00ed obhospodarovania p\u00f4dy? Ako plodiny reaguj\u00fa na v\u0161etky aplikovan\u00e9 hnojiv\u00e1 v z\u00e1vislosti od roka?<\/p>\n<p>Ako vy alebo dokonca v\u00e1\u0161 poradca pre plodiny zist\u00edte najvy\u0161\u0161ie \u00farovne typov a d\u00e1vok hnoj\u00edv pre ka\u017ed\u00fa z hospod\u00e1rskych sekci\u00ed, aby ste vyv\u00e1\u017eili ekonomick\u00e9 v\u00fdnosy pre variabiln\u00e9 p\u00f4dy? Napr\u00edklad, pou\u017eijete viac alebo menej hnoj\u00edv na erodovan\u00fdch kopcoch, alebo ni\u017e\u0161iu produktivitu v porovnan\u00ed s sekciami s vy\u0161\u0161\u00edm v\u00fdnosom?<\/p>\n<h2>N\u00e1stroje na generovanie z\u00f3n riadenia<\/h2>\n<p>Po prv\u00e9, aby sa farm\u00e1ri dozvedeli o variabilite p\u00f4dy na svojich pozemkoch, m\u00f4\u017eu sa rozhodn\u00fa\u0165 pou\u017ei\u0165 leteck\u00e9 fotografie svojich pozemkov, <a href=\"https:\/\/geopard.tech\/sk\/mapy-zon-riadenia-vra\/\">mapy v\u00fdnosov plod\u00edn<\/a>, mapy p\u00f4dneho prieskumu provinci\u00ed a tie\u017e ich v\u0161eobecn\u00e9 znalosti o v\u00fdnosoch plod\u00edn na ich pozemkoch.<\/p>\n<p>M\u00f4\u017ee to by\u0165 ve\u013emi dobr\u00fd za\u010diatok, hoci v\u017edy m\u00f4\u017eu by\u0165 potrebn\u00e9 hlb\u0161ie inform\u00e1cie. Agron\u00f3movia v danom odvetv\u00ed maj\u00fa r\u00f4zne pr\u00edstupy k najlep\u0161\u00edm sp\u00f4sobom, ako vytvori\u0165 mapy predpisovania hnoj\u00edv. Pou\u017e\u00edvaj\u00fa r\u00f4zne pr\u00edstupy na vytvorenie r\u00f4znych druhov po\u013en\u00fdch m\u00e1p a ka\u017ed\u00fd z nich m\u00e1 svoje v\u00fdhody a nev\u00fdhody:<\/p>\n<p>Mapy produkcie plod\u00edn \u2013 daj\u00fa sa generova\u0165 pri ich v\u00fdrobe a \u00fadaje o geografickej polohe sa zad\u00e1vaj\u00fa po\u010das \u017eatvy pomocou kombajnu. Mapy v\u00fdnosov s\u00fa d\u00f4le\u017eit\u00e9 na identifik\u00e1ciu oblast\u00ed s vy\u0161\u0161ou, strednou a dokonca aj ni\u017e\u0161ou produktivitou v r\u00e1mci pozemku.<\/p>\n<p>Probl\u00e9mom je spozna\u0165 hlavn\u00e9 aspekty, ktor\u00e9 prispievaj\u00fa k vy\u0161\u0161\u00edm a ni\u017e\u0161\u00edm \u0161anciam na produkciu. Bohu\u017eia\u013e, protichodn\u00e9 v\u00fdnosov\u00e9 \u00faseky nemusia nevyhnutne dobre korelova\u0165 s rozdielmi zisten\u00fdmi v p\u00f4dnych form\u00e1ch a tie\u017e s \u00farov\u0148ou \u00farodnosti p\u00f4dy.<\/p>\n<p>Proces \u010falej komplikuj\u00fa mapy v\u00fdnosov, ktor\u00e9 sa menia takmer ka\u017ed\u00fd rok, \u010do ve\u013emi s\u0165a\u017euje vymedzenie konfliktn\u00fdch \u00fasekov obhospodarovania p\u00f4dy.<\/p>\n<p>Mapy \u0161trukt\u00fary p\u00f4dy \u2013 v\u0161eobecne sa predpoklad\u00e1, \u017ee \u010dasti p\u00f4dy s vy\u0161\u0161\u00edm obsahom \u00edlu maj\u00fa tendenciu ma\u0165 vy\u0161\u0161iu schopnos\u0165 zadr\u017eiava\u0165 vodu, a preto maj\u00fa vy\u0161\u0161iu \u0161ancu na produkciu plod\u00edn. Mapy \u0161trukt\u00fary p\u00f4dy sa vytv\u00e1raj\u00fa na z\u00e1klade inform\u00e1ci\u00ed zhroma\u017eden\u00fdch prostredn\u00edctvom EM 38 alebo dokonca Veris.<\/p>\n<p>V\u0161etky technol\u00f3gie sa sna\u017eia mera\u0165 dostupn\u00fa elektrick\u00fa vodivos\u0165 p\u00f4dy pomocou senzorov, preto\u017ee s\u00fa lep\u0161\u00edmi vodi\u010dmi v porovnan\u00ed s pieso\u010dnat\u00fdmi p\u00f4dami. V\u010faka tomu \u00edlov\u00e1 p\u00f4da poskytuje v porovnan\u00ed s pieso\u010dnat\u00fdmi p\u00f4dami lep\u0161ie hodnoty senzorov.<\/p>\n<p>Ale op\u00e4\u0165, hodnoty s\u00fa vy\u0161\u0161ie na vlhkej\u0161\u00edch p\u00f4dach oproti such\u0161\u00edm a v\u017edy, ke\u010f je obsah sol\u00ed v p\u00f4de vy\u0161\u0161\u00ed oproti ni\u017e\u0161iemu. V s\u00fa\u010dasnosti neexistuj\u00fa sp\u00f4soby, ako by tieto pr\u00edstroje dok\u00e1zali rozl\u00ed\u0161i\u0165 pr\u00ed\u010diny vy\u0161\u0161\u00edch a ni\u017e\u0161\u00edch hodn\u00f4t.<\/p>\n<p>Okrem toho by sa tak\u00fdmto technol\u00f3gi\u00e1m malo vyh\u00fdba\u0165 v\u017edy, ke\u010f s\u00fa p\u00f4dy zamrznut\u00e9, preto\u017ee zamrznut\u00e1 p\u00f4dna vlhkos\u0165, ako je \u013ead, nesp\u00f4sob\u00ed, \u017ee pr\u00edstroje bud\u00fa reagova\u0165 podobne ako kvapaln\u00e1 vlhkos\u0165, ako je voda. V d\u00f4sledku toho niektor\u00ed v\u00fdskumn\u00edci a dokonca aj agron\u00f3movia spochyb\u0148uj\u00fa schopnos\u0165 n\u00e1js\u0165 presn\u00e9 mapy text\u00fary p\u00f4dy, pokia\u013e ide o ich platnos\u0165 a presnos\u0165.<\/p>\n<p>Mapy slanosti p\u00f4dy \u2013 v\u017edy, ke\u010f je pre va\u0161u p\u00f4du najpravdepodobnej\u0161\u00edm probl\u00e9mom mierne a\u017e stredn\u00e9 mno\u017estvo sol\u00ed, je mo\u017en\u00e9 pou\u017ei\u0165 mapu slanosti vytvoren\u00fa pomocou technol\u00f3gie EM 38 alebo Veris.<\/p>\n<p>N\u00e1sledne je mo\u017en\u00e9 zn\u00ed\u017ei\u0165 mieru hnojenia na z\u00e1klade mno\u017estva slanosti p\u00f4dy, aby sa vyrovnal ni\u017e\u0161\u00ed potenci\u00e1lny v\u00fdnos plod\u00edn. Presn\u00e1 mapa slanosti je d\u00f4le\u017eit\u00fdm n\u00e1strojom, ak je slanos\u0165 p\u00f4dy vo va\u0161ej oblasti probl\u00e9mom.<\/p>\n<p>Mapy organickej hmoty a pH p\u00f4dy \u2013 Okrem text\u00fary p\u00f4dy niektor\u00e9 stroje pou\u017e\u00edvaj\u00fa mapovanie in\u00fdch vlastnost\u00ed p\u00f4dy za pochodu vr\u00e1tane organickej hmoty a pH. Spektr\u00e1lne merania bl\u00edzkej infra\u010dervenej (NIR) oblasti \u00fadajne koreluj\u00fa s organickou hmotou v p\u00f4de, mno\u017estvom pufrov pH p\u00f4dy a vlhkos\u0165ou p\u00f4dy a uhl\u00edkom v p\u00f4de.<\/p>\n<p>Satelitn\u00e9 sn\u00edmky map \u2013 mapy dok\u00e1\u017eu n\u00e1js\u0165 vy\u0161\u0161ie v\u00fdnosov\u00e9 \u00faseky p\u00f4dy. Napr\u00edklad satelitn\u00e9 sn\u00edmky v bl\u00edzkej infra\u010dervenej oblasti sa pou\u017e\u00edvaj\u00fa na zistenie mnoh\u00fdch inform\u00e1ci\u00ed o raste rastl\u00edn. Predpoklad\u00e1 sa, \u017ee \u00faseky s vy\u0161\u0161ou relat\u00edvnou produkciou biomasy na poliach s\u00favisia s vy\u0161\u0161\u00edm produk\u010dn\u00fdm potenci\u00e1lom plod\u00edn. Mnoho firiem pou\u017e\u00edva sn\u00edmky na vymedzenie \u00fasekov p\u00f4dy, kde sa v r\u00e1mci nej vykon\u00e1va hospod\u00e1renie s plodinami.<\/p>\n<p>Okrem toho sa inform\u00e1cie zo sn\u00edmok s vysokou pravdepodobnos\u0165ou menia po\u010das sez\u00f3ny v\u00fdsadby a ka\u017ed\u00fd rok sa menia. Interpret\u00e1cia t\u00fdchto inform\u00e1ci\u00ed je preto n\u00e1ro\u010dn\u00e1. Z tohto d\u00f4vodu sa sn\u00edmky z mnoh\u00fdch rokov s dobrou \u00farodou zvy\u010dajne pou\u017e\u00edvaj\u00fa na n\u00e1jdenie \u00fasekov s pozemkom s konzistentne vy\u0161\u0161\u00edmi alebo ni\u017e\u0161\u00edmi \u00farodami.<\/p>\n<p>Satelitn\u00e9 sn\u00edmky maj\u00fa op\u00e4\u0165 rovnak\u00e9 nev\u00fdhody ako pou\u017e\u00edvanie m\u00e1p produkcie plod\u00edn. Musia by\u0165 zn\u00e1me hlavn\u00e9 aspekty, ktor\u00e9 ved\u00fa k rozdielom v potenci\u00e1li biomasy plod\u00edn v r\u00e1mci pozemku. Je d\u00f4le\u017eit\u00e9 vedie\u0165, \u010di rozdiely v biomase s\u00favisia s rozdielmi v p\u00f4dnych form\u00e1ch a tie\u017e s \u00farodnos\u0165ou p\u00f4dy, alebo dokonca s in\u00fdmi aspektmi v\u00fdnosu plod\u00edn.<\/p>\n<p><a href=\"https:\/\/geopard.tech\/sk\/topografia\/\">Topografick\u00e9 mapy<\/a> \u2013 m\u00f4\u017ee by\u0165 d\u00f4le\u017eit\u00e9 pri vytv\u00e1ran\u00ed m\u00e1p predpisovania hnoj\u00edv. Topografia je d\u00f4le\u017eit\u00fd aspekt tvorby p\u00f4dy, ktor\u00fd ovplyv\u0148uje, ako sa variabiln\u00e9 p\u00f4dy vytvorili na variabiln\u00fdch \u00fasekoch.<\/p>\n<h2>Za\u010dlenenie aplik\u00e1cie variabiln\u00fdch d\u00e1vok hnoj\u00edv do va\u0161ej farmy<\/h2>\n<p>Ni\u017e\u0161ie s\u00fa uveden\u00e9 kroky, ktor\u00e9 m\u00f4\u017eete pou\u017ei\u0165 na za\u010dlenenie variabiln\u00e9ho d\u00e1vkov\u00e9ho hnojenia do svojej p\u00f4dy:<br \/>\nSystematick\u00fd odber vzoriek p\u00f4dy a n\u00e1sledn\u00fa laborat\u00f3rnu anal\u00fdzu p\u00f4dy v\u00e1m pom\u00f4\u017ee pochopi\u0165 povahu p\u00f4dy na va\u0161om pozemku a na z\u00e1klade toho ur\u010di\u0165 d\u00e1vku hnojiva, ktor\u00fa m\u00e1te pou\u017ei\u0165 na dosiahnutie po\u017eadovan\u00fdch vlastnost\u00ed p\u00f4dy.<\/p>\n<p>Vypracujte mapy \u0161pecifick\u00e9 pre dan\u00fa farmu s \u00fadajmi o mno\u017estve \u017eiv\u00edn v p\u00f4de na va\u0161om poli. Mapy maj\u00fa by\u0165 pou\u017eit\u00e9 \u017eiadate\u013eom na to, aby vedel, ko\u013eko hnojiva sa m\u00e1 aplikova\u0165 na ur\u010dit\u00fdch miestach v\u00e1\u0161ho po\u013ea pod\u013ea potrieb ka\u017edej danej sekcie.<\/p>\n<p>Vyu\u017eite inform\u00e1cie o analyzovan\u00fdch vlastnostiach p\u00f4dy a mapy \u0161pecifick\u00e9 pre dan\u00fa farmu na vytvorenie mapy predpisu \u017eiv\u00edn, ktor\u00e1 je \u0161pecifick\u00e1 pre dan\u00fa lokalitu. Pou\u017eite mapu predpisu \u017eiv\u00edn na regul\u00e1ciu a umo\u017enite aplik\u00e1toru variabiln\u00fdch hnoj\u00edv dokon\u010di\u0165 v\u0161etko.<\/p>\n<h2>Aplik\u00e1cia dus\u00edka zalo\u017een\u00e1 na viacvrstvovej analytike<\/h2>\n<p>Vedie\u0165, ako dosiahnu\u0165 maxim\u00e1lny v\u00fdnos so spr\u00e1vnym hnojivom, je ide\u00e1lnym sp\u00f4sobom riadenia \u017eiv\u00edn. Dobr\u00fd pr\u00edsun dus\u00edka vedie k zdrav\u0161\u00edm kore\u0148om.<\/p>\n<p>Preto sa zachyt\u00ed viac \u017eiv\u00edn a tie, ktor\u00e9 zost\u00e1vaj\u00fa v p\u00f4de, sa zn\u00ed\u017eia. Lep\u0161ia presnos\u0165 a na\u010dasovanie hnojenia tie\u017e zni\u017euje zvy\u0161kov\u00e9 dusi\u010dnany, ktor\u00e9 sa m\u00f4\u017eu vyl\u00fahova\u0165 pod kore\u0148ov\u00fa z\u00f3nu a do podzemnej vody.<\/p>\n<p>Zlep\u0161en\u00edm efekt\u00edvnosti vyu\u017e\u00edvania dus\u00edka va\u0161a farma prosperuje teraz aj v bud\u00facnosti \u2013 zvy\u0161uje v\u00fdnosy a z\u00e1rove\u0148 zni\u017euje v\u00e1\u0161 vplyv na \u017eivotn\u00e9 prostredie. Digit\u00e1lne n\u00e1stroje v\u00e1m m\u00f4\u017eu pom\u00f4c\u0165 presne zvoli\u0165 spr\u00e1vnu d\u00e1vku dus\u00edka \u0161pecifick\u00fa pre v\u00e1\u0161 pestovate\u013esk\u00fd priestor v re\u00e1lnom \u010dase.<\/p>\n<p>Ako farm\u00e1r by ste mali vedie\u0165, \u017ee viete vypo\u010d\u00edta\u0165 <a href=\"https:\/\/geopard.tech\/sk\/blog\/preco-je-dolezita-ucinnost-vyuzitia-dusika\/\">\u00fa\u010dinnos\u0165 vyu\u017eitia dus\u00edka<\/a> va\u0161ich plod\u00edn s GeoPard. Presn\u00e9 n\u00e1stroje Leopard s\u00fa navrhnut\u00e9 tak, aby sp\u013a\u0148ali \u0161pecifick\u00e9 potreby va\u0161ej plodiny a na\u0161e techniky presnej aplik\u00e1cie sa prisp\u00f4sobuj\u00fa r\u00f4znym lokalit\u00e1m a typom p\u00f4dy, ako aj r\u00f4znym poveternostn\u00fdm podmienkam.<\/p>\n<h2>Aplik\u00e1cia P, K na z\u00e1klade \u00fadajov zo vzoriek p\u00f4dy<\/h2>\n<p>Hnojenie drasl\u00edkom a fosforom zohr\u00e1va z\u00e1sadn\u00fa \u00falohu vo v\u00fd\u017eive rastl\u00edn. Jeho nedostatok m\u00f4\u017ee sp\u00f4sobi\u0165 po\u0161kodenie plodiny a stratu produktivity. Je d\u00f4le\u017eit\u00e9 udr\u017eiava\u0165 hladinu drasl\u00edka v\u017edy v r\u00e1mci po\u017eiadaviek rastliny a zachova\u0165 \u00farodnos\u0165 p\u00f4dy.<\/p>\n<p>Hnojenie drasl\u00edkom by sa malo prednostne vykon\u00e1va\u0165 pri siat\u00ed plodiny, \u010do u\u013eah\u010duje mana\u017ement a prax. Pozornos\u0165 by sa mala venova\u0165 pr\u00edznakom nedostatku a monitorovaniu \u00farodnosti p\u00f4dy pomocou n\u00e1strojov, ako je anal\u00fdza \u00farodnosti p\u00f4dy a <a href=\"https:\/\/geopard.tech\/sk\/mapy-zon-riadenia-vra\/\">mapy \u00farody<\/a>.<\/p>\n<h2>Ako vypo\u010d\u00edta\u0165 mapu nedostatku dus\u00edka na z\u00e1klade cie\u013eov\u00e9ho v\u00fdnosu<\/h2>\n<p>Dus\u00edk je k\u013e\u00fa\u010dov\u00fd pre veget\u00e1ciu: pre tvorbu chlorofylu, ktor\u00fd je nevyhnutn\u00fd pre fotosynt\u00e9zu, ktorou rastliny z\u00edskavaj\u00fa potravu. Je nevyhnutn\u00fd pre v\u00fdvoj rastl\u00edn: aminokyseliny, DNA, membr\u00e1nov\u00e9 prote\u00edny, enz\u00fdmy, v\u00e4\u010d\u0161inu koenz\u00fdmov, aux\u00edny, cytokin\u00edny a bunky.<\/p>\n<p>Ak ch\u00fdba, doch\u00e1dza k nedostatku dus\u00edka. Naopak, jeho fix\u00e1cia a spr\u00e1vny pr\u00edsun zaru\u010duj\u00fa primeran\u00fd rast a pln\u00fa produk\u010dn\u00fa kapacitu plod\u00edn. Medzi d\u00f4sledky nedostatku dus\u00edka patr\u00ed n\u00edzka hladina bielkov\u00edn v obilnin\u00e1ch, napr\u00edklad v kukurici a p\u0161enici.<\/p>\n<p>Ke\u010f rastlin\u00e1m ch\u00fdba dus\u00edk, mo\u017eno ho doplni\u0165 organick\u00fdmi alebo chemick\u00fdmi met\u00f3dami. Cie\u013eom tejto my\u0161lienky je predch\u00e1dza\u0165 nedostatku dus\u00edka v rastlin\u00e1ch. Chemick\u00e9 prispievanie sa vykon\u00e1va hnojivami, ktor\u00e9 obsahuj\u00fa syntetick\u00fd dus\u00edk, aby sa postihnut\u00e9 rastliny zotavili.<\/p>\n<p>Medzi pr\u00edklady chemik\u00e1li\u00ed, ktor\u00e9 napr\u00e1vaj\u00fa nedostatok dus\u00edka, patr\u00ed mo\u010dovina alebo dusi\u010dnan am\u00f3nny. Predt\u00fdm, ako sa za\u010dne uva\u017eova\u0165 o aplik\u00e1cii ktorejko\u013evek z t\u00fdchto chemik\u00e1li\u00ed, je potrebn\u00e9 vykona\u0165 test p\u00f4dy, aby sa upravilo pH p\u00f4dy a obsah \u017eiv\u00edn, aby sa predi\u0161lo po\u0161kodeniu rastl\u00edn in\u00fdm probl\u00e9mom na \u00fakor rie\u0161enia tohto.<\/p>\n<h2>V\u00fdpo\u010det odstr\u00e1nenia dus\u00edka pomocou GeoPard<\/h2>\n<p>V\u010faka presn\u00e9mu znal\u00e9mu mno\u017estvu odstr\u00e1nen\u00e9ho jedn\u00e9ho alebo druh\u00e9ho prvku m\u00f4\u017eeme \u013eahko vypo\u010d\u00edta\u0165 d\u00e1vky miner\u00e1lnych hnoj\u00edv na doplnenie z\u00e1sob \u017eiv\u00edn.<\/p>\n<p>Vzh\u013eadom na n\u00e1klady na miner\u00e1lne hnojiv\u00e1, ktor\u00e9 ka\u017ed\u00fdm rokom rast\u00fa, je potrebn\u00e9 prem\u00fd\u0161\u013ea\u0165 o pou\u017eit\u00ed dodato\u010dn\u00fdch finan\u010dn\u00fdch prostriedkov, ktor\u00e9 zni\u017euj\u00fa po\u010det aplikovan\u00fdch hnoj\u00edv.<\/p>\n<p>Jednou z t\u00fdchto \u017eiv\u00edn je dus\u00edk. Ako vypo\u010d\u00edtate dus\u00edk v aktu\u00e1lnej nitrifik\u00e1cii?<\/p>\n<p>Je to jednoduch\u00e9 vypo\u010d\u00edta\u0165. M\u00f4\u017eete odmera\u0165 obsah dusi\u010dnanov\u00e9ho dus\u00edka na za\u010diatku, po odstr\u00e1nen\u00ed plodiny a na konci zmera\u0165, ko\u013eko dus\u00edka bolo odstr\u00e1nen\u00e9 odstr\u00e1nen\u00edm plodiny. Dozviete sa rozdiel nahromaden\u00fd po\u010das tohto obdobia. V\u0161etky hodnoty nie s\u00fa fixn\u00e9, preto\u017ee z\u00e1visia od mnoh\u00fdch faktorov.<\/p>\n<p>Zd\u00e1 sa to ako jednoduch\u00fd vzorec, ale t\u00e9ma je tak\u00e1 rozsiahla, \u017ee mus\u00edte pochopi\u0165 ka\u017ed\u00fd z ukazovate\u013eov a osobne ich analyzova\u0165: ako sa bud\u00fa vypo\u010d\u00edtava\u0165 v konkr\u00e9tnom pr\u00edpade a ak\u00fa zlo\u017eku bud\u00fa ma\u0165. Ak sa chcete o tom dozvedie\u0165 viac, m\u00f4\u017eete si pozrie\u0165, ako vypo\u010d\u00edta\u0165 odstr\u00e1nenie dus\u00edka pomocou GeoPardu.<\/p>\n<p><strong>Zhrnutie<\/strong><\/p>\n<p>GeoPard v\u00e1m pom\u00e1ha implementova\u0165 aplik\u00e1ciu variabiln\u00fdch d\u00e1vok hnoj\u00edv na va\u0161ej farme prostredn\u00edctvom nieko\u013ek\u00fdch slu\u017eieb, ako napr\u00edklad:<\/p>\n<ul>\n<li>Tvorca z\u00f3n a spravovan\u00e1 automatiz\u00e1cia<\/li>\n<li>Stanovi\u0165 sadzby<\/li>\n<li>Prisp\u00f4sobi\u0165<\/li>\n<li>Viacvrstvov\u00e1 analytika<\/li>\n<li>Mapy stability po\u013ea<\/li>\n<li>Medzi mnoh\u00fdmi \u010fal\u0161\u00edmi<\/li>\n<\/ul>\n<hr \/>\n<h2>\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n<hr \/>\n<p><strong>1. Ko\u013eko sa \u00fa\u010dtuje za aplik\u00e1ciu hnoj\u00edv?<\/strong><\/p>\n<p>Suma \u00fa\u010dtovan\u00e1 za aplik\u00e1ciu hnoj\u00edv sa m\u00f4\u017ee l\u00ed\u0161i\u0165 v z\u00e1vislosti od nieko\u013ek\u00fdch faktorov. Medzi tieto faktory patr\u00ed ve\u013ekos\u0165 o\u0161etrovanej plochy, typ pou\u017eit\u00e9ho hnojiva, potrebn\u00e9 vybavenie a pracovn\u00e1 sila a miestne trhov\u00e9 ceny.<\/p>\n<p>Odpor\u00fa\u010da sa presk\u00fama\u0165 miestnych konkurentov a konzultova\u0165 s odborn\u00edkmi z odvetvia, aby ste ur\u010dili spravodliv\u00fa a konkurencieschopn\u00fa cenu. Zv\u00e1\u017ete n\u00e1klady spojen\u00e9 s materi\u00e1lom, pr\u00e1cou, vybaven\u00edm a ak\u00fdmiko\u013evek dodato\u010dn\u00fdmi poskytovan\u00fdmi slu\u017ebami, aby ste dospeli k rozumnej cenovej \u0161trukt\u00fare, ktor\u00e1 odr\u00e1\u017ea hodnotu va\u0161ich odborn\u00fdch znalost\u00ed a zabezpe\u010duje ziskovos\u0165.<\/p>\n<p><strong>2. Ako vypo\u010d\u00edta\u0165 d\u00e1vku hnojiva?<\/strong><\/p>\n<p>V\u00fdpo\u010det d\u00e1vky hnojiva zah\u0155\u0148a nieko\u013eko jednoduch\u00fdch krokov. Najprv ur\u010dte potrebu \u017eiv\u00edn pre konkr\u00e9tnu plodinu alebo rastlinu, ktor\u00fa hnoj\u00edte. Toto m\u00f4\u017ee by\u0165 zalo\u017een\u00e9 na v\u00fdsledkoch p\u00f4dnych testov alebo v\u0161eobecn\u00fdch pokynoch.<\/p>\n<p>\u010ealej ur\u010dte plochu, ktor\u00fa chcete pohnoji\u0165, v \u0161tvorcov\u00fdch stop\u00e1ch alebo akroch. Vyde\u013ete potrebu \u017eiv\u00edn plochou, aby ste z\u00edskali mno\u017estvo hnojiva potrebn\u00e9 na jednotku plochy.<\/p>\n<p>Nakoniec, na z\u00e1klade obsahu \u017eiv\u00edn v hnojive, vypo\u010d\u00edtajte mno\u017estvo hnojiva potrebn\u00e9 na dosiahnutie po\u017eadovanej d\u00e1vky \u017eiv\u00edn. Nezabudnite zoh\u013eadni\u0165 ak\u00e9ko\u013evek zmeny v \u00fa\u010dinnosti aplik\u00e1cie alebo \u0161pecifick\u00e9 po\u017eiadavky plodiny.<\/p>\n<p><strong>3. Kedy aplikova\u0165 hnojivo?<\/strong><\/p>\n<p>Na\u010dasovanie aplik\u00e1cie hnoj\u00edv z\u00e1vis\u00ed od druhu rastliny a konkr\u00e9tneho \u0161t\u00e1dia rastu. Vo v\u0161eobecnosti sa odpor\u00fa\u010da aplikova\u0165 hnojivo po\u010das akt\u00edvneho vegeta\u010dn\u00e9ho obdobia. Pre v\u00e4\u010d\u0161inu rastl\u00edn to znamen\u00e1 aplik\u00e1ciu hnojiva skoro na jar, pred za\u010diatkom nov\u00e9ho rastu.<\/p>\n<p>Je v\u0161ak d\u00f4le\u017eit\u00e9 zv\u00e1\u017ei\u0165 \u0161pecifick\u00e9 odpor\u00fa\u010dania pre dan\u00fd druh rastliny a ak\u00e9ko\u013evek region\u00e1lne alebo klimatick\u00e9 \u0161pecifik\u00e1. Okrem toho niektor\u00e9 hnojiv\u00e1 m\u00f4\u017eu ma\u0165 \u0161pecifick\u00e9 pokyny na na\u010dasovanie aplik\u00e1cie, preto je najlep\u0161ie riadi\u0165 sa pokynmi uveden\u00fdmi na obale hnojiva alebo sa poradi\u0165 s odborn\u00edkom na z\u00e1hradn\u00edctvo, aby ste dosiahli optim\u00e1lne v\u00fdsledky.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ke\u010f prv\u00fdkr\u00e1t po\u010dujete o variabilnom d\u00e1vkovan\u00ed hnoj\u00edv (VRF), mus\u00edte pochopi\u0165, \u017ee ide o pou\u017eitie protichodn\u00fdch\u2026<\/p>","protected":false},"author":210157960,"featured_media":4131,"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":"","_crdt_document":"","content-type":"","jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","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},"categories":[1380],"tags":[1615],"class_list":["post-4129","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-whats","tag-fertilizer"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.6 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>What is variable rate fertilizer application? \ud83c\udf3f<\/title>\n<meta name=\"description\" content=\"Variable-rate technology allows different rates of fertilizer or manure to be applied to different areas of the field. \ud83c\udf3c\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/geopard.tech\/sk\/blog\/co-je-potrebne-na-praktizovanie-variabilneho-hnojenia\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Benefits of variable rate fertilizer application\" \/>\n<meta property=\"og:description\" content=\"Variable-rate technology allows different rates of fertilizer or manure to be applied to different areas of the 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