Kuchulukitsa kwa nayitrogen kumawalepheretsa kukula kwa mbewu ndikupanga poizoni
Feteleza wa nayitrogeni ndi feteleza kwambiri feteleza wamphamvu, womwe umakhala ndi gawo lofunikira kwambiri chowonjezera mbewu ndikusintha zinthu zabwino zaulimi. Komabe, ngati ndalamazo ndizochulukirapo, zimapangitsa mbewu zobiriwira mochedwa, zofewa zazitali, zofewa zotsekemera, zowonongeka) ndi mpweya wabwino (monga mutu wa tirigu (monga mutu wa tirigu chopindika, bulauni mpunga. Nthawi yomweyo, kugwiritsa ntchito feteleza wa nayitrogeni kumapangitsanso thonje komanso kuchepa komanso kosavuta kugwa, shuga kupanga shuga wa shuga wa shuga, kuphika mbewu ndi chiberekero chochuluka.
Chisamaliro chapadera chiyenera kulipidwa kwa feteleza wa nayitrogeni kutulutsa masamba "N" Zinthu zomwe zimayambitsa khungu la anthu hypoxia, ndipo zimatha kuchititsa khansa, kuvulaza kwambiri.
Ntchito zochulukirapo za phosphorous zimabweretsa chlorosis ya mbewu zadothi
Kugwiritsa ntchito superphosphate sikungopereka zakudya za phosphorous pazomera, komanso zimapangitsa mbewu kupeza zakudya za sulfure. Koma chifukwa cha zinthu zake zotsika za phosphorous ndi zambiri mwazinthu zambiri, superphosphate imagwiritsidwa ntchito popanga phosphate feteleza wa phosphate. Superphosphate superphosphate ilibe zodetsa monga calcium sulfate, kotero kuti zomwe zidachulukirachulukira, zimakhala zambiri feteleza wa phosphate. Chifukwa chake, kugwiritsa ntchito kwa superphosphate mwachilengedwe kumabweretsa kuchepa kwa sulfure.
Kuperewera kwa rop sulfure ndi zofanana kwambiri, gawo lalikulu ndi masamba chlorosis, koma kuchokera pamawu ang'onoang'ono, ndi osiyana. Zizindikiro za kuchepa kwa nayitrogeni kuyamba kuchokera masamba akale otsika, pomwe zizindikiro za kuchepa kwa sulfure zimayambira kuchokera masamba atsopano apamwamba, chifukwa cha masamba obiriwira komanso achikaso.
Chifukwa chake, kuti muchepetse kupezeka kwa dothi la sulufure, superphosphate iyenera kusankhidwa mukadzabzala mbewu zachikondi, kapena kugwiritsa ntchito njira zina za superphosphate komanso zolemera kwambiri ziyenera kutengera.
Kupereka potaziyamu kwambiri kumakhudza kukula kwa mbewu ndikuwononga nthaka
Feteleza wa Potaziyamu ndi mtundu wa feteleza wa kukula kwa mbewu. Kugwiritsa ntchito feteleza wa potaziyamu amatha kupukutidwa kwa mbatata ndi mbatata, kuwonjezeka kwa zipatso za zipatso, tirigu ndi mizu, kuchititsa kuti mbewu sizikhala zolimba, kukana kuzizira komanso kukana matenda.
Feteleza wa Potaziyamu ndi mtundu wa feteleza wa kukula kwa mbewu. Kugwiritsa ntchito feteleza wa potaziyamu amatha kupukutira mbewu ndikulimbikitsa kukula kwa mbatata, mbatata ndi mizu ina
Ngakhale feteleza wa potaziyamu ali ndi maubwino ambiri, koma osatinso abwino kwambiri, kugwiritsa ntchito mankhwala a potaziyamu kumapangitsa kuti ayandire magnesium ndi calcium muzomera, zowola masamba "zowola matenda a mtima ", Apple" pox yowawa "ndi matenda ena; Kugwiritsa ntchito kwa feteleza wa potaziyamu kungalepheretsenso kukula kwa mbewu, zomwe zimapangitsa kuti mbewuzo zikhale zogona ndi zizindikiro zina; Kugwiritsa ntchito kwa feteleza wa potaziyamu kumayambitsa zitsulo zovulaza kwambiri ndi mabakiteriya m'magulu ena, kuwononga nthaka yanthaka ndi kusamala, ndikupangitsa kuti muchepetse nthaka ndi kuipitsidwa kwamadzi. Kugwiritsa ntchito feteleza wa potashi kudzachepetsanso mbewu, kumachepetsa kwambiri kupanga mphamvu ya mbewu, kuchepetsa zokolola.
Post Nthawi: Dis-20-2021