Fertilizer magnesium sulphate - daim ntawv thov

Nyob rau hauv cov av, tus nqi ntawm tag nrho cov tshuaj minerals uas tsim nyog rau cov nroj tsuag loj hlob maj mam txo. Yuav kom tiv thaiv kom tiav cov av ntawm cov av thiab kom cog qoob loos kom zoo, nws yog ib qho tsim nyog yuav tau qhia ntau hom chiv txhua xyoo. Nyob rau ntau yam ntawm cov ntxhuav uas twb muaj lawm nws yog ib qho yooj yim kom tau ploj, yog li koj xav paub txog qhov twg yog qhov tseem ceeb tshaj plaws. Nyob rau hauv tsab xov xwm no koj yuav kawm txog kev siv cov tshuaj magnesium sulfate heptahydrate thiab siv rau hauv cov tsheb ua teb.

Daim ntawv thov ntawm magnesium sulphate raws li ib tug fertilizer

Magnesium sulphate tseem hu ua magnesia, lus Askiv lossis ntsev ntsev. Nyob rau hauv nws cov muaj pes tsawg leeg, 17% ntawm magnesium oxide, 13.5% ntawm leej faj thiab insignificant ntsiab lus ntawm lwm cov chemical tshuaj. Tau nws los ntawm cov khoom ntsev tso. Qhov no chiv zoo li cov ntxhw me me uas tsis muaj xim thiab tsis hnov ​​tsw. Thaum lawv nkag tau rau hauv av, lawv yooj yim tawg tuaj thiab tsuas yog absorbed los ntawm hauv paus system.

Cov tsis muaj magnesium hauv av ua rau lub fact tias cov nroj tsuag pib tshwm yellowness rau ntawm nplooj ntawm cov leeg, ces lawv maj mam muab tag nrho thiab tuag. Txoj kev no tuaj yeem ua rau tuag tag nrho cov nroj tsuag lossis txo qoob loo hauv cov qoob loo. Feem ntau qhov no tshwm sim ntawm lub teeb xuab zeb, peaty, liab av thiab acidic xau.

Tshwj xeeb yog nkag siab txog magnesium nyob rau hauv cov av muaj qos yaj ywm, txiv lws suav thiab qos yaj ywm. Yog hais tias qhov taw qhia ntawm no keeb tshuaj no yog khaws cia ntawm theem yuav tsum tau, ces cov ntsiab lus ntawm starch nce nyob rau hauv cov txiv hmab txiv ntoo thiab lawv cov saj kho. Nws kuj tseem pom zoo kom siv nws yog tias koj xav ua kom cov qoob loo ntawm koj cov cog.

Ntxiv magnesium sulfate nws yog pom zoo nyob rau hauv lub caij nplooj ntoos hlav thaum npaj cov av rau cog. Rau cov ntoo, qhov no yog ua rau lub voj voog nyob ze (30-35 g / m2 sup2), rau zaub nroj tsuag - ncaj qha mus rau hauv lub qhov (dib 7-10 g / m2 sup2, thiab lwm yam 12-15 g / m2 sup2). Tib lub sijhawm nrog no fertilizer nws yog tsim nyog los qhia cov phosphorus chiv nrog nitrogen chiv.

Yuav ua li cas dilute magnesium sulfate hmoov?

Thaum lub sij hawm loj hlob rau lub caij no, kev daws ntawm Askiv ntsev yog siv los ua ib qho chiv. Ua ntej siv, magnesium sulfate hmoov yuav tsum tau yaj hauv dej sov (tsis pub dhau 20 ° C). Yuav kom tsis txhob tshaj tawm lossis tsis muaj, koj yuav tsum ua raws li qee qhov feem ntau ntawm seb koj yuav ua li cas thov chiv.

Rau qhov kawg pub mis rau hauv 10 liv dej, 25 g ntawm qhuav teeb meem yog yaj, thiab rau foliar sawv daws yuav - 15 g.