Cov txheej txheem:
- dej ntau dhau ua rau cov qoob loo zoo li cas?
- Yuav ua li cas puas tsuaj ntawm irrigation?
- irrigation cuam tshuam li cas qoob loo?
- Yuav ua li cas dej dhau dej ua rau cov av puas tsuaj?
![Vim li cas dej ntau dhau ua rau cov qoob loo? Vim li cas dej ntau dhau ua rau cov qoob loo?](https://i.boatexistence.com/preview/questions/18702342-why-is-excessive-irrigation-harmful-to-the-crops-j.webp)
Video: Vim li cas dej ntau dhau ua rau cov qoob loo?
![Video: Vim li cas dej ntau dhau ua rau cov qoob loo? Video: Vim li cas dej ntau dhau ua rau cov qoob loo?](https://i.ytimg.com/vi/1bkKkw0cy7w/hqdefault.jpg)
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
vim li cas dej ntau dhau ua rau muaj teeb meem rau qoob loo? Cov dej ntau dhau rau cov qoob loo tuaj yeem ua rau muaj qhov xwm txheej hu ua dej nkag. nws txo cua hauv av thiaj ua rau cov hauv paus hniav puasyog dej ntau dhau hauv av ces dej yuav nkag thiab yuav tsis muaj cua rau cov nroj tsuag kom nqus tau cov cag.
dej ntau dhau ua rau cov qoob loo zoo li cas?
Kev siv dej ntau dhau ua rau rau dej poob, nce kev siv zog rau kev siv, ua rau leaching ntawm nitrogen thiab lwm yam micro as-ham, thiab nkim sij hawm. Cov qoob loo xav tau nitrogen, chiv nqi, thiab nitrogen poob rau hauv av kuj tshwm sim los ntawm kev siv dej ntau dhau.
Yuav ua li cas puas tsuaj ntawm irrigation?
Kev nthuav dav thiab kev siv zog ntawm kev ua liaj ua teb ua tau los ntawm kev tso dej muaj peev xwm ua rau: nce erosion; cov pa phem ntawm cov dej saum npoo av thiab dej hauv av los ntawm kev ua liaj ua teb biocides; deterioration ntawm dej zoo; nce cov as-ham nyob rau hauv lub irrigation thiab kua dej ua rau algal blooms, …
irrigation cuam tshuam li cas qoob loo?
Kev ywg dej tsis yog pab txhawb cov qoob loo ntau ntxivtab sis kuj tseem tuaj yeem txo qhov kev hloov pauv hauv kev tsim khoom los ntawm kev txhim kho cov qoob loo ib puag ncig. … Raws li kev cog qoob loo-xyoo, kev tsim khoom thiab cov nyiaj tau los hloov pauv raws li cov dej hauv dej yog siab dua me ntsis hauv cov dej nag.
Yuav ua li cas dej dhau dej ua rau cov av puas tsuaj?
Tab sis mus hla dej nrog dej ua rau cov av mob. Kev ywg dej ntau dhau ua kom cov av noo ntau ntxiv hauv cov qoob loo 'kev ua haujlwm hauv paus hauv thaj chaw muaj peev xwm… Ib qho ntxiv noo noo dhau qhov txwv no pib ntws tawm ntawm cov qoob loo 'cov hauv paus cheeb tsam, depriving cov qoob loo ntawm dej thiab extracting muaj nuj nqis nitrogen.
Pom zoo:
Nyob rau hauv cov qoob loo cog qoob loo xaiv siv nyob rau hauv?
![Nyob rau hauv cov qoob loo cog qoob loo xaiv siv nyob rau hauv? Nyob rau hauv cov qoob loo cog qoob loo xaiv siv nyob rau hauv?](https://i.boatexistence.com/preview/question-answer/18703388-in-crop-plants-clonal-selection-is-used-in.webp)
Clonal xaiv yog txoj kev xaiv ntawm kev ntshaw clones los ntawm cov pejxeem sib xyaw ntawm cov qoob loo vegetatively propagated. Nws yog ib txoj hauv kev txhim kho cov qoob loo vegetatively propagated xws li qab zib, txiv tsawb, qos yaj ywm, citrus, txiv nkhaus taw, thiab lwm yam .
Puas cog qoob loo cog qoob loo?
![Puas cog qoob loo cog qoob loo? Puas cog qoob loo cog qoob loo?](https://i.boatexistence.com/preview/questions/18747439-does-gro-sure-farmyard-manure-smell-j.webp)
It- tsw zoo nkauj heevthiab yog ib qho zoo meej thiab muaj kev ntxhib los mos . Yuav siv sijhawm ntev npaum li cas rau cov quav kom tsis txhob tsw? "Tseem hnov tsw qab tawm hauv ib hnub lossis ob hnubTxhua yam nws yuav siv yog kev nkag siab me ntsis los ntawm cov neeg uas tau tsiv mus nyob ib sab ua liaj ua teb los nyob hauv lub tebchaws "
Vim li cas cov kab mob denitrifying tsim teeb meem rau cov qoob loo?
![Vim li cas cov kab mob denitrifying tsim teeb meem rau cov qoob loo? Vim li cas cov kab mob denitrifying tsim teeb meem rau cov qoob loo?](https://i.boatexistence.com/preview/questions/18760924-why-is-denitrifying-bacteria-harmful-to-crops-j.webp)
denitrifying cov kab mob, cov kab mob uas nws kev ua haujlwm ua rau hloov cov nitrates hauv av kom dawb atmospheric nitrogen, yog li depleting av fertility thiab txo cov qoob loo . Vim li cas cov kab mob denitrifying muaj teeb meem? Denitrifying kab mob hloov nitrate nyob rau hauv cov av ntub heev thiab swampy thaj chaw uas muaj oxygen tsawg heev, piv txwv li cov mob yog anaerobic.
Thaum twg cov qoob loo cog qoob loo?
![Thaum twg cov qoob loo cog qoob loo? Thaum twg cov qoob loo cog qoob loo?](https://i.boatexistence.com/preview/questions/18763534-when-kharif-crops-are-grown-j.webp)
Cov qoob loo uas tau cog thaum lub caij ntuj nag sab hnub poob yog hu ua kharif lossis monsoon qoob loo. Cov qoob loo no tau sown thaum pib ntawm lub caij ncig lub Tsib Hlis mus txog rau lub Rau Hli thiab tau sau tom qab lub monsoon los pib lub Kaum Hli.
Thaum twg yuav sau qoob loo qoob loo?
![Thaum twg yuav sau qoob loo qoob loo? Thaum twg yuav sau qoob loo qoob loo?](https://i.boatexistence.com/preview/questions/18771958-when-to-harvest-overwintered-garlic-j.webp)
Qej cog rau lub caij nplooj zeeg thiab lub caij ntuj no yog npaj kom sau los ntawm mid txog lig lub caij ntuj sov . Koj paub li cas thaum qej npaj txhij? Thaum qis ob lossis peb nplooj tig daj lossis xim av, qhov muag teev tau npaj txhij.