#PotatoCrops #EssentialMinerals #CropHealth #SulfurSupplementation #CalciumForPotatoes #BoronInAgriculture #MagnesiumDeficiency #AgriculturalNutrition
Re batlisisa bohlokoa ba sebabole, calcium, boron, magnesium, le limatlafatsi tse ling ho matlafatsa palo ea tuber, ho thibela lekhoakhoa le tloaelehileng, ho netefatsa boits'oaro ba lisele, le ho ts'ehetsa katoloso ea metso. Ho utloisisa karolo ea liminerale tsena le mekhoa ea ts'ebeliso ea tsona ho ka lebisa ho ntlafatseng boleng ba litapole, ho hanyetsa mafu, le ho hlahisa chai ka kakaretso.
Litapole (Solanum tuberosum) ke e 'ngoe ea lijalo tse jeoang haholo le tse bohlokoa moruong lefatšeng ka bophara. Ho eketsa kholo ea tsona le chai, ho bohlokoa ho li fa liminerale tse hlokahalang nakong ea kholo ea tsona. Liminerale tse 'maloa tsa bohlokoa li bapala karolo ea bohlokoa kholong ea semela sa litapole le bophelo bo botle ka kakaretso.
Sebabole (S):
Sebabole ke limatlafatsi tsa bohlokoa bakeng sa litapole kaha se thusa ho eketsa palo ea li-tuber mme se sebetsa e le mokhoa oa ho itšireletsa khahlanong le mafu a tloaelehileng le a Powdery Scab. Tšebeliso e khothaletsoang esale pele ea 35 ho isa ho 45 kg sulfate-S/ha e lekane ho fihlela litlhoko tse tloaelehileng tsa lijalo (Hopkins, Stark, and Kelling 2020). Hangata, sekhahla sena se fanoa nakong ea ho lema hammoho le limatlafatsi tse ling tse kang potasiamo (potassium sulfate, 16% S), phosphorus (single superphosphate, 11% S), kapa nitrogen (ammonium sulfate, 24% S). Ho feta moo, mehloli e kang gypsum (calcium sulfate, 10 ho 18 % S) le epsom salts/kieserite (magnesium sulfate, 15% S) e ka fana ka sebabole. Elemental sulfur e ka boela ea sebelisoa ho theola pH ea mobu oa alkaline, empa e fumaneha ho limela ka nako.
Khalsiamo (Ca):
Calcium e bohlokoa haholo nakong ea ho qalisoa ha tuber 'me e sireletsa khahlanong le mathata a boleng a kang matheba a sootho ka hare kapa mocheso oa mocheso. Haeba khalsiamo e ka fapanyetsanoang e oela ka tlase ho 400 mg/kg mobung oa lehlabathe kapa 700 mg/kg mobung o boima, tlatsetso ea hlokahala (Hopkins, Stark, and Kelling 2020). Tšebeliso ea hoo e ka bang 500 kg Ca/ha ka lime pele ho temo (35 ho isa ho 40% Ca) kapa gypsum (12 ho isa ho 20% Ca) e khothaletsoa. Calcium e ka boela ea fanoa ka mekhoa ea ho nosetsa e le calcium nitrate (19% Ca) kapa hammoho le menontsha e meng e kang superphosphate e le 'ngoe (18 ho isa ho 20% Ca).
Boron (B):
Boron, hammoho le k'halsiamo, e phetha karolo ea bohlokoa ho boloka botšepehi ba lisele 'me e kenya letsoho ho kopanngoeng ha hormone ea auxin, e tšehetsang katoloso ea metso. Maemo a lekaneng a boron a bohlokoa bakeng sa kholo e nepahetseng ea litapole.
Magnesium (Mg):
Khaello ea magnesium e ka etsahala haeba Mg e ka fapanyetsanoang e oela ka tlase ho 100 mg / kg (Hopkins, Stark, and Kelling 2020). Ho thibela sena, magnesium e ka hasoa ha ho lema, haholo haeba potasiamo le eona e kentsoe, kaha potassium e ka sitisa ho kenngoa ha magnesium. Mehloli e tloaelehileng ea magnesium e kenyelletsa magnesium sulfate (15% Mg) le dolomite (Ca-Mg Carbonate; 8 ho 13% Mg).
Tlatsetso le tsamaiso e nepahetseng ea liminerale li na le litlamorao tse kholo bakeng sa lijalo tsa litapole. Ho netefatsa phepelo e lekaneng ea liminerale tsa bohlokoa ho fella ka:
Linomoro tse ntseng li eketseha tsa tuber le matla a ho hanyetsa maloetse, ka lebaka la ts'ebeliso ea sebabole.
Tšimoloho e ntlafalitsoeng ea tuber le ho fokotsa kotsi ea mathata a boleng ka lebaka la maemo a lekaneng a calcium.
Botšepehi bo matlafalitsoeng ba lisele le katoloso ea metso e tšehetsoeng ke boteng ba boron.
Thibelo ea khaello ea magnesium, e ka amang kholo ea semela ka kakaretso.
Ka ho utloisisa karolo ea minerale ka 'ngoe le mekhoa ea ho e sebelisa, lihoai li ka ntlafatsa bophelo bo botle ba sejalo sa bona, chai le 'maraka.
Source: Balemi ba Litapole ba Australia