{"id":5457,"date":"2022-07-26T10:48:23","date_gmt":"2022-07-26T08:48:23","guid":{"rendered":"https:\/\/geopard.tech\/?p=5457"},"modified":"2026-08-11T19:11:09","modified_gmt":"2026-08-11T17:11:09","slug":"nedostatok-zivin-sposobuje-zlte-listy","status":"publish","type":"post","link":"https:\/\/geopard.tech\/sk\/blog\/nutrient-deficiency-causes-yellow-leaves\/","title":{"rendered":"Nedostatok \u017eiv\u00edn sp\u00f4sobuje \u017eltnutie listov na rastlin\u00e1ch"},"content":{"rendered":"<p>Ke\u010f listy na rastline zo\u017eltn\u00fa, zvy\u010dajne to znamen\u00e1, \u017ee s jej zdrav\u00edm nie\u010do nie je v poriadku. \u017dlt\u00e9 listy na rastlin\u00e1ch m\u00f4\u017eu nazna\u010dova\u0165 r\u00f4zne probl\u00e9my, od prirodzen\u00e9ho starnutia a\u017e po nedostatok \u017eiv\u00edn, \u0161kodcov, choroby alebo environment\u00e1lny stres.<\/p>\r\n<h2>\u010co je chlor\u00f3za?<\/h2>\r\n<p>Term\u00edn spojen\u00fd so \u017eltnut\u00edm listov pri nedostatku \u017eiv\u00edn je \u201cchlor\u00f3za\u201d. Chlor\u00f3za je ochorenie, ktor\u00e9 sa m\u00f4\u017ee prejavi\u0165 ako jedna z premenn\u00fdch alebo sp\u00f4sobuje \u017eltnutie listov rastl\u00edn pestovan\u00fdch v prostred\u00ed vystavenom vonkaj\u0161iemu prostrediu.<\/p>\r\n<p>Tento stav nast\u00e1va, ke\u010f list rastliny neprodukuje dostatok chlorofylu v dostato\u010dnom mno\u017estve. Pr\u00edtomnos\u0165 tohto pigmentu, ktor\u00fd je nevyhnutn\u00fd pre proces fotosynt\u00e9zy, je skuto\u010dne zodpovedn\u00e1 za to, \u017ee listy maj\u00fa ich charakteristick\u00fd zelen\u00fd odtie\u0148.<\/p>\r\n<p>Chlor\u00f3zu mohla sp\u00f4sobi\u0165 jedna z mnoh\u00fdch r\u00f4znych vec\u00ed, ale je ve\u013ek\u00e1 \u0161anca, \u017ee za \u0148u bola zodpovedn\u00e1 jedna z nich.<\/p>\r\n<p><strong>\u010co to znamen\u00e1, ke\u010f listy rastl\u00edn zo\u017eltn\u00fa?<\/strong><\/p>\r\n<p>Napr\u00edklad \u017elt\u00e9 listy na rastlin\u00e1ch m\u00f4\u017eu by\u0165 d\u00f4sledkom r\u00f4znych probl\u00e9mov, ako je nedostato\u010dn\u00fd pr\u00edsun \u017eiv\u00edn, alebo m\u00f4\u017eu by\u0165 len znakom toho, \u017ee rastlina organicky starne.<\/p>\r\n<p>\u010c\u00edtajte \u010falej, aby ste lep\u0161ie pochopili k\u013e\u00fa\u010dov\u00e9 faktory, ktor\u00e9 prispievaj\u00fa k \u017eltnutiu listov rastl\u00edn, a aby ste zistili, \u010di existuje nie\u010do, \u010do sa d\u00e1 urobi\u0165 na n\u00e1pravu tohto stavu.<\/p>\r\n<h2>Typick\u00e9 pr\u00ed\u010diny \u017eltnutia listov rastl\u00edn<\/h2>\r\n<p>Tu s\u00fa teda najv\u00fdznamnej\u0161ie pr\u00ed\u010diny \u017eltnutia listov rastl\u00edn:<\/p>\r\n<p><strong>Nedostatok svetla<\/strong><\/p>\r\n<p>Ke\u010f\u017ee fotosynt\u00e9za nem\u00f4\u017ee prebieha\u0165 bez dostato\u010dn\u00e9ho svetla, listy rastliny, ktor\u00e9 nedost\u00e1vaj\u00fa dostatok denn\u00e9ho svetla, bud\u00fa ma\u0165 \u017eltkast\u00fd n\u00e1dych. Presk\u00famajte sveteln\u00e9 potreby va\u0161ej chorej rastliny, aby ste zistili, \u010di potrebuje priame slne\u010dn\u00e9 svetlo alebo \u010di dok\u00e1\u017ee pre\u017ei\u0165 v tieni.<\/p>\r\n<p>Rie\u0161enie v pr\u00edpade rastl\u00edn pestovan\u00fdch v n\u00e1dob\u00e1ch m\u00f4\u017ee by\u0165 tak\u00e9 jednoduch\u00e9 ako premiestnenie rastliny na slne\u010dnej\u0161ie miesto. Zmena sveteln\u00e9ho prostredia rastl\u00edn, ktor\u00e9 s\u00fa vysaden\u00e9 v zemi, je n\u00e1ro\u010dnej\u0161\u00ed proces.<\/p>\r\n<p>Je mo\u017en\u00e9, \u017ee ore\u017eete susedn\u00fd strom alebo ker, aby ste zn\u00ed\u017eili mno\u017estvo tie\u0148a, ktor\u00fd vrh\u00e1. Ak to nie je mo\u017en\u00e9 alebo ak stena \u010di kon\u0161trukcia blokuje slne\u010dn\u00e9 svetlo, pravdepodobne ju budete musie\u0165 presadi\u0165 na miesto, ktor\u00e9 je vystaven\u00e9 v\u00e4\u010d\u0161iemu slne\u010dn\u00e9mu \u017eiareniu.<\/p>\r\n<p><strong>Nedostatok vody<\/strong><\/p>\r\n<p>Ke\u010f rastline ch\u00fdba voda, typick\u00fdm pr\u00edznakom je \u017eltnutie listov. U\u017e p\u00e1r tepl\u00fdch dn\u00ed, kedy rastlina uvo\u013e\u0148uje viac vlahy cez listy ako cez korene, m\u00f4\u017ee by\u0165 jednou z pr\u00ed\u010din \u017eltnutia listov.<\/p>\r\n<p>Opakujte <a href=\"https:\/\/geopard.tech\/sk\/blog\/preco-je-hospodarenie-s-vodou-take-dolezite\/\">proces zavla\u017eovania<\/a> tak \u010dasto, ako je potrebn\u00e9, aby sa udr\u017eala rovnak\u00e1 \u00farove\u0148 vlhkosti v p\u00f4de a zabezpe\u010dilo zdravie rastliny.<\/p>\r\n<p><strong>Prebytok vody<\/strong><\/p>\r\n<p>Nadmern\u00e9 zalievanie m\u00f4\u017ee tie\u017e sp\u00f4sobi\u0165 \u017eltnutie listov rastl\u00edn. Ke\u010f pr\u0161\u00ed, p\u00f4dy so zlou dren\u00e1\u017eou, ako napr\u00edklad \u00edlovit\u00e9 p\u00f4dy, sa m\u00f4\u017eu zhusti\u0165 a nas\u00fdti\u0165, \u010do br\u00e1ni kysl\u00edku dosiahnu\u0165 povrch p\u00f4dy.<\/p>\r\n<p>V tomto stave korene rastl\u00edn nem\u00f4\u017eu d\u00fdcha\u0165 a m\u00f4\u017eu sa po\u0161kodi\u0165 alebo zhutni\u0165. To n\u00e1sledne sp\u00f4sobuje, \u017ee listy a stonky rastliny zo\u017eltn\u00fa a zhnedn\u00fa.<br \/><br \/><br \/><img data-recalc-dims=\"1\" fetchpriority=\"high\" decoding=\"async\" data-attachment-id=\"5460\" data-permalink=\"https:\/\/geopard.tech\/sk\/blog\/nutrient-deficiency-causes-yellow-leaves\/77-2-min\/\" data-orig-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2022\/07\/77.2-min.jpg?fit=2400%2C1300&amp;ssl=1\" data-orig-size=\"2400,1300\" 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=\"Causes Why Outdoor Plant Leaves Turn Yellow\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2022\/07\/77.2-min.jpg?fit=1024%2C555&amp;ssl=1\" class=\"alignnone wp-image-5460 size-large\" src=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2022\/07\/77.2-min.jpg?resize=810%2C439&#038;ssl=1\" alt=\"Pr\u00ed\u010diny \u017eltnutia listov vonkaj\u0161\u00edch rastl\u00edn\" width=\"810\" height=\"439\" srcset=\"https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2022\/07\/77.2-min.jpg?resize=1024%2C555&amp;ssl=1 1024w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2022\/07\/77.2-min.jpg?resize=300%2C163&amp;ssl=1 300w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2022\/07\/77.2-min.jpg?resize=768%2C416&amp;ssl=1 768w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2022\/07\/77.2-min.jpg?resize=1536%2C832&amp;ssl=1 1536w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2022\/07\/77.2-min.jpg?resize=2048%2C1109&amp;ssl=1 2048w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2022\/07\/77.2-min.jpg?resize=1200%2C650&amp;ssl=1 1200w, https:\/\/i0.wp.com\/geopard.tech\/wp-content\/uploads\/2022\/07\/77.2-min.jpg?w=1620&amp;ssl=1 1620w\" sizes=\"(max-width: 810px) 100vw, 810px\" \/><\/p>\r\n<p><br \/>Vyhnite sa v\u00fdsadbe v oblastiach so slabou dren\u00e1\u017eou a v\u017edy pripravte p\u00f4du na v\u00fdsadbu pridan\u00edm hnoj\u00edv. Zv\u00e1\u017ete tie\u017e pou\u017eitie vyv\u00fd\u0161en\u00fdch z\u00e1honov ako \u010fal\u0161ieho druhu z\u00e1hrady pre va\u0161u zeleninu.<\/p>\r\n<p><strong>Nedostatok \u017eiv\u00edn<\/strong><\/p>\r\n<p>Tak\u017ee nedostatok ak\u00fdch \u017eiv\u00edn sp\u00f4sobuje \u017eltnutie listov rastl\u00edn? Skuto\u010dn\u00fd nedostatok \u017eiv\u00edn m\u00f4\u017ee by\u0165 pr\u00edtomn\u00fd, ak sa na rastlin\u00e1ch vyvin\u00fa \u017elt\u00e9 listy napriek optim\u00e1lnemu pH p\u00f4dy. Niektor\u00e9 \u017eiviny maj\u00fa vysok\u00fd stupe\u0148 mobility.<\/p>\r\n<p>Napr\u00edklad dus\u00edk m\u00f4\u017ee \u013eahko preteka\u0165 p\u00f4dou a unika\u0165 vyl\u00fahovan\u00edm. Nedostatok dus\u00edka sp\u00f4sobuje, \u017ee tr\u00e1vniky a listy rastl\u00edn sa zafarbia na \u017eltkasto alebo modrozeleno, ak sa dus\u00edk v p\u00f4de pravidelne nedop\u013a\u0148a aplik\u00e1ciou hnoj\u00edv.<\/p>\r\n<p>Predpokladajme, \u017ee m\u00e1te pocit, \u017ee va\u0161im rastlin\u00e1m ch\u00fdbaj\u00fa ur\u010dit\u00e9 \u017eiviny. V takom pr\u00edpade by mohlo pom\u00f4c\u0165 primeran\u00e9 hnojenie a kvalitn\u00e1 rastlinn\u00e1 v\u00fd\u017eiva.<\/p>\r\n<p>\u010eal\u0161\u00edm zdrojom, na ktor\u00fd sa m\u00f4\u017eete obr\u00e1ti\u0165, je poskytovate\u013e schv\u00e1len\u00fd va\u0161\u00edm okresom, na ktor\u00e9ho sa m\u00f4\u017eete obr\u00e1ti\u0165, ak potrebujete \u010fal\u0161ie inform\u00e1cie o konkr\u00e9tnych \u017eivin\u00e1ch.<\/p>\r\n<p>Proces ur\u010dovania, ktor\u00e9 listy \u017eltn\u00fa najsk\u00f4r a ako proces za\u010d\u00edna, m\u00f4\u017ee nazna\u010dova\u0165 \u010dast\u00e9 nedostatky vr\u00e1tane nasleduj\u00facich:<\/p>\r\n<ul>\r\n<li><a href=\"https:\/\/geopard.tech\/sk\/blog\/co-je-nedostatok-dusika-a-ako-ho-u-rastlin-napravit\/\">Nedostatok dus\u00edka<\/a> sp\u00f4sobuje na rastlin\u00e1ch \u0161irok\u00e9 \u017elt\u00e9 listy. Star\u0161ie a vn\u00fatorn\u00e9 listy \u017eltn\u00fa ako prv\u00e9. \u017dltnutie sa s postupuj\u00facou chorobou \u0161\u00edri smerom von a nakoniec zasiahne aj mlad\u0161ie listy.<\/li>\r\n<li>Ke\u010f okraje listov z\u00edskaj\u00fa \u017eiarivo \u017elt\u00fa farbu, zatia\u013e \u010do stred listu zostane zelen\u00fd, je to znak nedostatku drasl\u00edka. Pr\u00edznaky sa objavuj\u00fa najprv na star\u0161\u00edch listoch, ktor\u00e9 r\u00fdchlo hnedn\u00fa pozd\u013a\u017e okrajov listov.<\/li>\r\n<li>Prv\u00fdm pr\u00edznakom nedostatku hor\u010d\u00edka na star\u0161\u00edch listoch je v\u00fdskyt \u017elt\u00fdch \u0161kv\u0155n medzi listov\u00fdmi \u017eilami. \u017dilky zost\u00e1vaj\u00fa zelen\u00e9, zatia\u013e \u010do jadro listu \u017eltne a \u017elt\u00e1 farba sa \u0161\u00edri smerom von. Okraje listov s\u00fa poslednou f\u00e1zou \u017eltnutia.<\/li>\r\n<li>\u017dltnutie medzi listov\u00fdmi \u017eilami je \u010fal\u0161\u00edm pr\u00edznakom nedostatku \u017eeleza, ktor\u00fd sa zvy\u010dajne objavuje ako prv\u00fd na mlad\u00fdch listoch na vrcholkoch rastl\u00edn a kon\u010dekoch kon\u00e1rov.<\/li>\r\n<li>Najmlad\u0161ie listy ako prv\u00e9 vykazuj\u00fa pr\u00edznaky nedostatku s\u00edry, ktor\u00fd sa prejavuje \u017eltnut\u00edm cel\u00e9ho listu.<\/li>\r\n<\/ul>\r\n<p>Prepojenia medzi \u017eivinami v p\u00f4de a \u017eivinami v rastlin\u00e1ch s\u00fa zlo\u017eit\u00e9. Napr\u00edklad pr\u00edli\u0161 n\u00edzka hladina drasl\u00edka m\u00f4\u017ee zn\u00ed\u017ei\u0165 mno\u017estvo dostupn\u00e9ho \u017eeleza.<\/p>\r\n<p>Nadmern\u00e9 mno\u017estvo drasl\u00edka v\u0161ak br\u00e1ni vstreb\u00e1vaniu hor\u010d\u00edka, v\u00e1pnika a dus\u00edka, \u010do vedie k nedostatku t\u00fdchto prvkov. Z tohto d\u00f4vodu je ve\u013emi d\u00f4le\u017eit\u00e9 spr\u00e1vne hnoji\u0165 rastliny renomovan\u00fdm a kvalitn\u00fdm rastlinn\u00fdm hnojivom, aby ste predi\u0161li \u017eltnutiu listov rastl\u00edn.<\/p>\r\n<p><strong>Vysok\u00e9 pH p\u00f4dy<\/strong><\/p>\r\n<p>Je tie\u017e mo\u017en\u00e9, \u017ee p\u00f4da rastliny je nadmerne z\u00e1sadit\u00e1, \u010do by mohla by\u0165 jedna z pr\u00ed\u010din \u017eltnutia listov rastl\u00edn.<\/p>\r\n<p>Absencia esenci\u00e1lnych \u017eiv\u00edn je neoddelite\u013ene spojen\u00e1 s pr\u00edtomnos\u0165ou z\u00e1saditej p\u00f4dy. Ke\u010f je pH p\u00f4dy vy\u0161\u0161ie ako 7, dostupnos\u0165 \u017eiviny \u017eeleza sa zni\u017euje, preto\u017ee sa st\u00e1va menej rozpustnou.<\/p>\r\n<p>Preto rastliny, ktor\u00e9 potrebuj\u00fa ve\u013ea \u017eeleza, vr\u00e1tane \u010du\u010doriedok, rododendronov\u00fdch lesov a azaliek, vy\u017eaduj\u00fa kysl\u00fa p\u00f4du, aby prijali dostato\u010dn\u00e9 mno\u017estvo tohto prvku.<\/p>\r\n<p>Odpor\u00fa\u010da sa vykona\u0165 okrem testu pH <a href=\"https:\/\/geopard.tech\/sk\/blog\/aky-je-proces-testovania-pody\/\">test p\u00f4dy<\/a> s\u00fa\u010dasne. Potom m\u00f4\u017eete prida\u0165 ak\u00e9ko\u013evek potrebn\u00e9 hnojiv\u00e1 a \u017eiviny a z\u00e1rove\u0148 zn\u00ed\u017ei\u0165 pH p\u00f4dy pridan\u00edm s\u00edry. Rastliny tak bud\u00fa \u013eah\u0161ie absorbova\u0165 \u017eiviny, ktor\u00e9 im poskytnete.<\/p>\r\n<p><strong>Sp\u00e1lenie hnoj\u00edv<\/strong><\/p>\r\n<p>Ak sa zd\u00e1, \u017ee listy na va\u0161ej rastline boli sp\u00e1len\u00e9, m\u00f4\u017ee to by\u0165 \u010fal\u0161\u00ed znak toho, \u017ee ste pou\u017eili prive\u013ea hnojiva.<\/p>\r\n<p>Existuj\u00fa dva odli\u0161n\u00e9 sp\u00f4soby, ak\u00fdmi m\u00f4\u017ee hnojivo po\u0161kodi\u0165 rastlinu: prv\u00fd je, ke\u010f rozpustn\u00e9 soli pr\u00edtomn\u00e9 v hnojive odv\u00e1dzaj\u00fa vlhkos\u0165 od kore\u0148ov rastliny, a druh\u00fd zost\u00e1va, ke\u010f sa zrn\u00e1 hnojiva alebo tekut\u00e9 hnojivo nalej\u00fa na listy rastliny.<\/p>\r\n<p>Pop\u00e1lenie listov hnojivami m\u00f4\u017ee ma\u0165 r\u00f4zny stupe\u0148 vplyvu na r\u00f4zne druhy rastl\u00edn a z\u00e1va\u017enos\u0165 po\u0161kodenia m\u00f4\u017ee by\u0165 zhor\u0161en\u00e1 hor\u00facim aj such\u00fdm po\u010das\u00edm.<\/p>\r\n<p>Ak pou\u017e\u00edvate granulovan\u00e9 hnojiv\u00e1, nezabudnite rastliny zalia\u0165 hne\u010f po ich aplik\u00e1cii a uistite sa, \u017ee sa na listoch rastliny nezhroma\u017e\u010fuj\u00fa \u017eiadne zrnk\u00e1. Namiesto anorganick\u00e9ho hnojiva m\u00f4\u017eete pou\u017ei\u0165 aj organick\u00e9 hnojivo s pomal\u00fdm uvo\u013e\u0148ovan\u00edm, preto\u017ee m\u00e1 ni\u017e\u0161iu koncentr\u00e1ciu.<\/p>\r\n<p><strong>Sp\u00f4soben\u00e9 hmyzom<\/strong><\/p>\r\n<p>\u0160kody sp\u00f4soben\u00e9 r\u00f4znym hmyzom, najm\u00e4 t\u00fdm, ktor\u00fd sa \u017eiv\u00ed zeleninou, m\u00f4\u017eu by\u0165 jednou z pr\u00ed\u010din \u017eltnutia listov rastl\u00edn. Naj\u010dastej\u0161\u00edmi \u0161kodcami zodpovedn\u00fdmi za tento probl\u00e9m s\u00fa molice, harlek\u00fdny, lez\u00face lez\u00fany a tekvicov\u00fd hmyz.<\/p>\r\n<p>Aj ke\u010f rastliny okam\u017eite neuhyn\u00fa, je d\u00f4le\u017eit\u00e9, aby ste svoju zeleninov\u00fa z\u00e1hradu pozorne sledovali. To v\u00e1m umo\u017en\u00ed \u010do najsk\u00f4r odhali\u0165 ak\u00e9ko\u013evek zamorenie a podnikn\u00fa\u0165 spr\u00e1vne prevent\u00edvne kroky sk\u00f4r, ako sa za\u010dn\u00fa mno\u017ei\u0165.<\/p>\r\n<p>Od pr\u00edchodu uplynulo viac ako desa\u0165ro\u010die <a href=\"https:\/\/geopard.tech\/sk\/\">prec\u00edzne po\u013enohospod\u00e1rstvo<\/a>, alebo po\u013enohospod\u00e1rstvo ako prostriedok boja proti pr\u00ed\u010din\u00e1m \u017eltnutia listov na rastlin\u00e1ch. D\u00e1vky hnoj\u00edv v oblastiach s vysokou, strednou a n\u00edzkou \u00farodou na poli boli prv\u00fdkr\u00e1t upraven\u00e9 pomocou tohto syst\u00e9mu.<\/p>\r\n<p>Teraz sme zaznamenali n\u00e1rast pou\u017e\u00edvania zariaden\u00ed pre presn\u00e9 po\u013enohospod\u00e1rstvo, ale videli sme aj e\u0161te lep\u0161ie v\u00fdsledky a dosahovanie v\u00fdsledkov pri kombin\u00e1cii viacer\u00fdch technol\u00f3gi\u00ed a techn\u00edk.<\/p>\r\n<hr \/>\r\n<h2>\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\r\n<hr \/>\r\n<p><strong>1. Pre\u010do listy \u017eltn\u00fa pri nedostatku svetla?<\/strong><\/p>\r\n<p>St\u00e1va sa to pri nedostatku svetla v d\u00f4sledku procesu naz\u00fdvan\u00e9ho chlor\u00f3za. Bez svetla sa chlorofyl, pigment zodpovedn\u00fd za zelen\u00fa farbu listov, rozklad\u00e1 a odha\u013euje \u010fal\u0161ie pigmenty, ako s\u00fa karotenoidy, ktor\u00e9 dod\u00e1vaj\u00fa listom \u017elt\u00fd odtie\u0148.<\/p>\r\n<p>T\u00e1to zmena farby nazna\u010duje nedostatok energie a signalizuje, \u017ee rastlina nedost\u00e1va dostatok svetla na pre\u017eitie.<\/p>\r\n<p><strong>2. Pre\u010do \u017eltn\u00fa listy zeleniny?<\/strong><\/p>\r\n<p>St\u00e1va sa to z nieko\u013ek\u00fdch d\u00f4vodov. Jednou z be\u017en\u00fdch pr\u00ed\u010din je nedostatok \u017eiv\u00edn, najm\u00e4 nedostatok dus\u00edka, \u017eeleza alebo hor\u010d\u00edka. \u010eal\u0161\u00edm d\u00f4vodom m\u00f4\u017ee by\u0165 nadmern\u00e9 zalievanie alebo zl\u00e1 dren\u00e1\u017e, \u010do vedie k hnilobe kore\u0148ov a probl\u00e9mom s pr\u00edjmom \u017eiv\u00edn.<\/p>\r\n<p>\u0160kodcovia alebo choroby, ako s\u00fa ples\u0148ov\u00e9 infekcie alebo v\u00edrusov\u00e9 napadnutia, m\u00f4\u017eu tie\u017e sp\u00f4sobi\u0165 \u017eltnutie. Je d\u00f4le\u017eit\u00e9 identifikova\u0165 konkr\u00e9tnu pr\u00ed\u010dinu, aby sa zabezpe\u010dila vhodn\u00e1 lie\u010dba a udr\u017eiavalo zdravie zeleninov\u00fdch rastl\u00edn.<\/p>\r\n<p><strong>3. Nedostatok ak\u00fdch miner\u00e1lov sp\u00f4sobuje \u017eltnutie listov?<\/strong><\/p>\r\n<p>Nedostatok miner\u00e1lov, ktor\u00fd \u010dasto sp\u00f4sobuje \u017eltnutie, je nedostatok \u017eeleza. \u017delezo je nevyhnutn\u00e9 pre tvorbu chlorofylu, pigmentu zodpovedn\u00e9ho za zelen\u00fa farbu listov.<\/p>\r\n<p>Ke\u010f rastliny nemaj\u00fa dostatok \u017eeleza, nedok\u00e1\u017eu efekt\u00edvne produkova\u0165 chlorofyl, \u010do m\u00e1 za n\u00e1sledok \u017eltnutie listov.\u00a0<\/p>\r\n<p><strong>4. Ak\u00fa \u017eivinu by ste mali prida\u0165, ak va\u0161a rastlina \u017eltne?<\/strong><\/p>\r\n<p>Dus\u00edk je k\u013e\u00fa\u010dovou \u017eivinou pre rast rastl\u00edn a hr\u00e1 d\u00f4le\u017eit\u00fa \u00falohu pri produkcii chlorofylu. Prid\u00e1vanie hnoj\u00edv bohat\u00fdch na dus\u00edk m\u00f4\u017ee pom\u00f4c\u0165 rie\u0161i\u0165 probl\u00e9m so \u017eltnut\u00edm listov a podpori\u0165 zdrav\u00fd v\u00fdvoj listov.\u00a0<\/p>\r\n<p><strong>5. Ako opravi\u0165 \u017elt\u00e9 listy na rastlin\u00e1ch?<\/strong><\/p>\r\n<p>Aby ste to napravili, identifikujte pr\u00ed\u010dinu a pod\u013ea toho ju rie\u0161te. Doprajte si ch\u00fdbaj\u00face \u017eiviny, upravte z\u00e1vlahov\u00e9 postupy, o\u0161etrite \u0161kodcov alebo choroby a zabezpe\u010dte dostato\u010dn\u00e9 slne\u010dn\u00e9 svetlo.<\/p>\r\n<p><strong>6. Pre\u010do rastliny potrebuj\u00fa p\u00f4du?<\/strong><\/p>\r\n<p>Rastliny potrebuj\u00fa p\u00f4du z nieko\u013ek\u00fdch d\u00f4vodov. P\u00f4da poskytuje ukotvenie, ktor\u00e9 umo\u017e\u0148uje rastlin\u00e1m zakoreni\u0165 sa a r\u00e1s\u0165. Sl\u00fa\u017ei tie\u017e ako rezervo\u00e1r vody a \u017eiv\u00edn, ktor\u00fd dod\u00e1va rastlin\u00e1m z\u00e1kladn\u00e9 prvky pre rast.<\/p>\r\n<p>P\u00f4da navy\u0161e obsahuje prospe\u0161n\u00e9 mikroorganizmy, ktor\u00e9 pom\u00e1haj\u00fa pri dostupnosti \u017eiv\u00edn a zdrav\u00ed rastl\u00edn. Celkovo p\u00f4da poskytuje rastlin\u00e1m priazniv\u00e9 prostredie, ktor\u00e9 u\u013eah\u010duje ich rast, pr\u00edjem \u017eiv\u00edn a celkov\u00e9 pre\u017eitie.<\/p>\r\n<p><strong>7. Pre\u010do \u017eltn\u00fa listy rododendronu?<\/strong><\/p>\r\n<p>Listy rododendronov m\u00f4\u017eu \u017eltn\u00fa\u0165 kv\u00f4li nedostatku \u017eiv\u00edn, nespr\u00e1vnemu pH p\u00f4dy alebo environment\u00e1lnym stresorom, ako je nadmern\u00e9 zalievanie alebo nadmern\u00e9 slne\u010dn\u00e9 \u017eiarenie. Rie\u0161enie t\u00fdchto faktorov spr\u00e1vnou starostlivos\u0165ou a \u00fadr\u017ebou m\u00f4\u017ee pom\u00f4c\u0165 predch\u00e1dza\u0165 \u017eltnutiu listov rododendronov a lie\u010di\u0165 ho.<\/p>\r\n<section class=\"blog-usp-product\">\n  <div class=\"blog-usp-product__content\">\n    <h2 class=\"blog-usp-product__title\">Monitorovanie plod\u00edn je k\u013e\u00fa\u010dov\u00fdm n\u00e1strojom, ktor\u00fd umo\u017e\u0148uje pestovate\u013eom plod\u00edn detegova\u0165 probl\u00e9mov\u00e9 oblasti a zmierni\u0165 riziko str\u00e1t \u00farody.<\/h2>\n    \t  <p class=\"blog-usp-product__text\">Jednoducho monitorujte v\u00fdvoj va\u0161ej plodiny v\u010faka najnov\u0161\u00edm satelitn\u00fdm sn\u00edmkam. Pridajte do syst\u00e9mu hranice svojho pozemku a z\u00edskajte pr\u00edstup ku kompletn\u00e9mu arch\u00edvu satelitn\u00fdch sn\u00edmok na jednej obrazovke:<\/p>      \t\t\t  \t  <ul class=\"blog-usp-product__list\">\n    \t\t\t\t  <li class=\"blog-usp-product__list-item\">Hodnotenie podmienok pre rozvoj plod\u00edn.<\/li>\n      \t\t\t  <li class=\"blog-usp-product__list-item\">Detekcia vegeta\u010dn\u00fdch anom\u00e1li\u00ed v takmer re\u00e1lnom \u010dase.<\/li>\n      \t\t\t  <li class=\"blog-usp-product__list-item\">Prieskumn\u00e9 miesta s r\u00f4znymi \u00farov\u0148ami v\u00fdvoja plod\u00edn.<\/li>\n      \t\t\t  <li class=\"blog-usp-product__list-item\">Poh\u013ead cez oblaky.<\/li>\n      \t\t\t  <li class=\"blog-usp-product__list-item\"><\/li>\n      \t\t\t\t  <\/ul>      \t\t\t  <p class=\"blog-usp-product__text\">Preme\u0148te poznatky zo satelitn\u00e9ho monitorovania plod\u00edn na po\u013en\u00e9 \u010dinnosti a majte prospech z rozhodovania zalo\u017een\u00e9ho na d\u00e1tach:  <\/p>      \t\t\t  \t  <ul class=\"blog-usp-product__list\">\n    \t\t\t\t  <li class=\"blog-usp-product__list-item\">Detekujte rozdiel v plodinovom poraste medzi najnov\u0161\u00edmi sn\u00edmkami a preh\u013eadajte zameran\u00e9 oblasti na odber vzoriek tkan\u00edv.<\/li>\n      \t\t\t  <li class=\"blog-usp-product__list-item\">Vytvori\u0165 mapy variabiln\u00e9ho aplikovania pre ochranu plod\u00edn a prihnojovanie po\u010das vegeta\u010dnej sez\u00f3ny na z\u00e1klade pos\u00fadenia po\u013ea v takmer re\u00e1lnom \u010dase a zhroma\u017edi\u0165 spr\u00e1vu o vykonan\u00ed.<\/li>\n      \t\t\t  <li class=\"blog-usp-product__list-item\">Ozna\u010dte po\u0161koden\u00e9 plochy pol\u00ed po pr\u00edrodnej katastrofe alebo chorobe \u010di napadnut\u00ed \u0161kodcami a po\u0161lite hl\u00e1senia pois\u0165ovni.<\/li>\n      \t\t\t\t  <\/ul>      \t\t  <\/div>\n\t<a href=\"https:\/\/geopard.tech\/sk\/monitorovanie-urody\/\" class=\"blog-usp-product__button\">Zistite viac<\/a>\n  <div class=\"blog-usp-product__background\"><\/div>\n  <style>\n      .blog-usp-product__background {\n          position: absolute;\n          width: 100vw;\n\/*           height: calc(100% + 60px); *\/\n          background: linear-gradient(180deg, rgba(255, 255, 255, 0.99) 0%, rgba(255, 255, 255, 0.6) 50.32%, rgba(255, 255, 255, 0.99) 100%), url(https:\/\/geopard.tech\/wp-content\/uploads\/2021\/12\/crop-monit-bg-min.jpg), #F5F7E9;\n          opacity: 0.8;\n          transform: translateX(-50%);\n          margin-left: 50%;\n          background-position: center;\n          background-repeat: no-repeat;\n          background-size: cover;\n\t\t  z-index: -1;\n      }\n  <\/style>\n\t<script>\n\tconst usp = document.querySelector('.blog-usp-product');\n\t\tconst uspBackground = usp.querySelector('.blog-usp-product__background');\n\t\tuspBackground.style.height = `calc(${usp.offsetHeight}px)`;\n\t\tconsole.log(uspBackground);\n\t\tconsole.log(`calc(${usp.offsetHeight} + 60px)`);\n\t<\/script>\n<\/section>\n\n<p>Ak sa na poli u\u017e prejavuje nedostatok, <a style=\"color:#15701e;text-decoration:underline;text-underline-offset:2px;font-weight:600\" href=\"https:\/\/geopard.tech\/sk\/umela-inteligencia\/\">Asistent umelej inteligencie GeoPard<\/a> dok\u00e1\u017ee premyslie\u0165 va\u0161e p\u00f4dne testy a hist\u00f3riu v\u00fdnosov a vytvori\u0165 validovan\u00fd predpis na hnojivo, ktor\u00fd krok za krokom schv\u00e1lite.<\/p>\n\n\n<div class=\"gp-lead\">\n<section class=\"gpx-aiband\">\n  <style>\n    .gp-lead .gpx-aiband{display:flex;align-items:center;gap:24px;flex-wrap:wrap;background:#f2f7ee;border:1px solid #d6e2c5;border-radius:14px;padding:22px 26px;margin:26px 0}\n    .gp-lead .gpx-aiband-txt{flex:1 1 380px}\n    .gp-lead .gpx-aiband-new{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.05em;color:#ffffff;background:#f76a0c;border-radius:999px;padding:3px 9px;vertical-align:3px;margin-left:10px}\n    .gp-lead .gpx-aiband h2{margin:0;font-size:1.3rem}\n    .gp-lead .gpx-aiband p{margin:8px 0 0;color:#4c6066;font-size:.98rem;line-height:1.55}\n    .gp-lead .gpx-aiband-btn{flex:0 0 auto;display:inline-flex;align-items:center;min-height:46px;background:#15701e;color:#ffffff;font-weight:600;padding:0 22px;border-radius:999px;text-decoration:none}\n    .gp-lead .gpx-aiband-btn:hover{background:#145328;color:#ffffff}\n    @media (max-width:640px){ .gp-lead .gpx-aiband{padding:18px} .gp-lead .gpx-aiband-btn{width:100%;justify-content:center} }\n  <\/style>\n  <div class=\"gpx-aiband-txt\">\n    <h2>Zozn\u00e1mte sa s asistentom umelej inteligencie GeoPard<span class=\"gpx-aiband-new\">NOV\u00c9<\/span><\/h2>\n    <p>Umel\u00e1 inteligencia pre presn\u00e9 po\u013enohospod\u00e1rstvo: kladie spr\u00e1vne agronomick\u00e9 ot\u00e1zky, ukazuje svoje v\u00fdpo\u010dty a z va\u0161ich \u00fadajov vytv\u00e1ra overen\u00e9 predpisy. Vy schva\u013eujete ka\u017ed\u00fd krok.<\/p>\n  <\/div>\n  <a class=\"gpx-aiband-btn\" href=\"https:\/\/geopard.tech\/sk\/umela-inteligencia\/\">Pozrite sa, ako umel\u00e1 inteligencia prem\u00fd\u0161\u013ea \u2192<\/a>\n<\/section>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Ke\u010f listy na rastline zo\u017eltn\u00fa, zvy\u010dajne to znamen\u00e1, \u017ee s rastlinou nie\u010do nie je v poriadku. \u017dlt\u00e9 listy na rastlin\u00e1ch m\u00f4\u017eu by\u0165 pr\u00edznakom\u2026<\/p>","protected":false},"author":210157960,"featured_media":5459,"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-5457","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 v28.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>What nutrient deficiency causes yellow leaves?\ud83c\udf41<\/title>\n<meta name=\"description\" content=\"Plant Leaves turn yellow in the absence of light due to a process called chlorosis. 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