Mus rau lub zog ntawm kev ua vaj teb chav ua tau txais ib tug nqi zog nyob rau hauv daim ntawv ntawm ib tug plentiful sau, cov av xav tau caij nyoog fertilization. Thiab cia cov adherents ntawm cov organic ua teb hais tias tsuas yog organic tsis ua mob rau av thiab txiv neej, tej tsheb ua liaj ua teb paub xyov - pob zeb hauv av chiv nrog rational daim ntawv thov yog kiag li kev nyab xeeb rau lub vaj thiab kev noj qab haus huv.
Nitrogen chiv rau lub vaj
Nyob rau hauv lub caij nplooj ntoos hlav, thaum nroj tsuag yog nyob rau hauv lub sij hawm ua kom nquag plias, lawv muaj kev xav tau rau nitrogen. Muab tus nqi tsim nyog ntawm no keeb yuav ua los ntawm lub caij nplooj ntoos hlav fertilizing nrog nitrogen chiv. Ntawm no yog cov tseem ceeb tshaj plaws:
- Urea (carbamide) - to top hnav khaub ncaws nrog ntau cov ntsiab lus ntawm nitrogen. Urea tuaj yeem siv rau txhua hom nroj tsuag, yav tas los dissolving hauv dej thiab siv ob leeg rau cov kev kho cov hauv paus thiab foliar.
- Ammonium nitrate yog ib qho chiv, muaj nitrogen rau ib feem peb. Nws yog siv rau kev ua tag nrho cov nroj tsuag, tshwj tsis yog rau cov qoob loo paus.
- Sodium nitrate yog ib qho nitrogen fertilizer siv rau to top hnav khaub ncaws ntawm paus cov qoob loo.
- Calcium nitrate yog ib qho chiv siv rau cov khaub ncaws hnav ntawm txhua lub noob txiv ntoo thiab paj qoob loo, thiab cov qoob loo hauv paus.
- Ammonium sulphate yog nitrogen fertilizer haum rau cov nroj tsuag uas nyiam acidic xau.
Phosphoric pob zeb hauv av chiv rau lub vaj
Nyob rau thaum xaus ntawm lub caij ntuj sov thiab nyob rau hauv Autumn, nroj tsuag yuav tsum tau ripen sai li sai tau thiab npaj rau wintering. Kev pab nyob rau hauv no lawv muaj peev xwm phosphorus, accelerating maturation thiab nce ntawm tsis kam ntawm cov nroj tsuag kom txias. Mineral fertilizer muaj qhov siab tshaj plaws ntawm no fertilizer yog hu ua "superphosphate" thiab yog thov nyob rau hauv lub caij nplooj ntoos zeeg, thaum lub sij hawm kev khawb.
Puab pwm kua nplaum chiv ua rau lub vaj
Cov poov tshuaj chiv nce qhov ntim ntawm cov qoob, thiab tseem ua tau zoo dua cov txiv hmab txiv ntoo, lawv cov tsos thiab ua kom zoo. Tsis tas li ntawd, lawv nce cov khoom tiv thaiv ntawm cov nroj tsuag thiab pab lawv kom tuav dej. Feem ntau cov potash chiv yog siv nyob rau hauv ua ke nrog rau lwm hom pob zeb hauv av chiv.