Cov txheej txheem:
Video: Basal fertilization yog dab tsi?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Basal fertilization , tseem hu ua pre-cog fertilization , muaj lub hom phiaj tseem ceeb los ua kom cov av lom fertility thiab concentration ntawm cov ntxhia hauv cov ntsiab lus, muab cov khoom loj ntawm cov khoom noj tsis txaus.
Ntawm no, basal fertilizer yog dab tsi?
Tshuaj chiv yog siv raws li ib tug basal koob tshuaj thiab nyob rau hauv daim ntawv ntawm kev hnav khaub ncaws saum toj kawg nkaus. Cov basal yog thov ib hnub ua ntej sowing los yog cog thiab sib tov los yog drilled nyob rau hauv cov av. Lub sijhawm ntawm daim ntawv thov ntawm foliar pub ntawm nitrogen thiab micronutrients yog thaum cov nroj tsuag pib sowing deficiency tsos mob.
Ib yam li ntawd, koj ua li cas siv basal chiv rau pob kws? Siv plaub lub hnab tiav chiv (14-14-14) ib hectare as daim ntawv thov basal nyob rau hauv lub furrows thiab npog lub chiv nrog ib txheej nyias ntawm av, txog 2 cm tuab. Tom qab 25-30 hnub ntawm kev cog, sab hnav nrog plaub lub hnab ntawm ammonium sulfate los yog ob lub hnab ntawm urea. Npog lub chiv tam sim ntawd los ntawm ntiav hilling-up.
Ib yam li ntawd, koj tuaj yeem nug, dab tsi yog txoj hauv kev ntawm kev thov chiv?
Txoj kev sib txawv ntawm kev siv chiv yog raws li hauv qab no:
- a) Kev tshaj tawm.
- b) Qhov chaw tso.
- a) Cov kev daws teeb meem pib.
- b) Foliar daim ntawv thov.
- c) Kev siv dej los ntawm kev siv dej (Fertigation)
- d) Txhaj rau hauv av.
- e) Aerial daim ntawv thov.
Vim li cas thiaj yuav tsum tau siv basal fertilizer rau txiv hmab txiv ntoo bearing qoob loo?
A daim ntawv thov basal ntawm chiv yog muab tom qab sau, thaum lub sij hawm tus lub caij ntuj no pruning. Cov lub hom phiaj tseem ceeb ntawm qhov no chiv yog kom tsob ntoo muaj zog tom qab txiv hmab txiv ntoo ntau lawm. Ntawm tus tib lub sijhawm, cov neeg cog qoob loo tuaj yeem txhim kho tus mob ntawm tus av los ntawm thov organic chiv thiab/los yog liming cov ntaub ntawv.
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