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Yuav ua li cas txo nitrate nyob rau hauv zaub zus nyob rau hauv greenhouses

Dec 21, 2021

Txhua tus neeg yuav tsum paub txog nitrate. Daim ntawv tshaj tawm kuj tau sau tias ntau tus neeg ua rau zaub mov lom vim nitrate. Ntau tus neeg muas zaub ntawm Henan tsev cog khoom cog zaub. Cov zaub yuav muaj nitrate adhered rau lawv vim chiv. Nws yog inevitable, yog li yuav ua li cas txo cov nitrate ntawm zaub? Lub tsev cog khoom Henan nram qab no yuav muab cov lus piav qhia zoo rau koj.

Henan tsev cog khoom sau cov hauv qab no los txo cov nitrate:

Glass Greenhouse

How to reduce nitrate in vegetables grown in greenhouses

1. Nws yog txwv tsis pub siv nitrate nitrogen chiv. Fertilizers nrog nitric acid thiab compound chiv zoo li khaws ntau nitrates hauv zaub. Tom qab tib neeg noj cov zaub no, raws li kev txo qis hauv lub cev, nws yuav hloov mus rau nitrite. Nitrite yog ib qho carcinogen uas tuaj yeem ua rau mob qog noj ntshav, mob qog noj ntshav thiab lwm yam mob qog noj ntshav thiab lwm yam kab mob.

2. Tswj tus nqi ntawm nitrogen chiv siv. Qhov kuv' kuv hais txog ntawm no yog qhov kev siv ntawm nitrogen chiv yuav tsum tau tswj. Raws li cov chiv tseem ceeb hauv kev tsim zaub, thaum txo cov ntsiab lus nitrate hauv zaub, nws tseem yuav tsum tau txo qis nitrogen chiv siv. Cov zaub sib txawv muaj qhov xav tau sib txawv rau nitrogen chiv. Nws yuav tsum yog txoj cai, tsis yog ntau dhau, thiaj li txo qhov poob thiab nce qhov kev siv.

3. Nws tsis tsim nyog siv chlorinated chiv. Tshaj chloride ions hauv cov chiv yuav txo cov suab thaj hauv cov zaub, ua rau qhov tsis zoo, saj astringent, thiab tseem ua rau cov av compaction.

4. Txwv tsis pub siv ammonium bicarbonate. Cov chiv zoo li no yog qhov ua rau volatilize ntau ammonia roj. Cov roj ammonia ntau dhau tuaj yeem ua rau muaj kev puas tsuaj rau ammonia, uas ua rau muaj kev phom sij rau tib neeg lub cev thiab tsis muaj txiaj ntsig zoo rau zaub.

Agricultural Greenhouse