Tshuaj tua kab - tshuaj uas tua kab

Tshuaj tua kab yog tej yam siv rau kev tswj pliaj kab mob, fungi, cov kab, thiab lwm yam Rau teeb meem yog nyob beings, nroj tsuag los yog lwm yam kab mob muaj teeb meem rau kev noj qab nyob los yog kev khwv nyiaj txiag.

Tam sim no, cov haiv neeg no tus yeeb yam rau cov tshuaj tua kab yog heev tsis meej xwm. Lawv yog cov yeej pab tau, tshwj xeeb yog nyob rau hauv cov nqe lus ntawm khaws cia cov qoob loo. Txawm li cas los, nyob rau tib lub sij hawm, lawv tsim plua plav paug av thiab nqhuab, txawm yuav ua ib tug kev hem thawj rau tib neeg thiab tsiaj noj qab haus huv. Yog li ntawd, thaum lub caij, txoj kev siv cov tshuaj xws li tshuaj tua kab thiab agrochemicals, yog tswj hwm los ntawm txoj cai ntawm tag nrho cov teb chaws uas tsim.

Rau hnub tim, lub khw muag khoom noj ua tau raws li ib tug lossis loj tus naj npawb ntawm cov tshuaj uas yog kev mus rau lub ob ntej pawg. Muag thiab muas lawv tsis txwv tsis pub. Txawm li cas los, tsuas yog lub hom uas muaj npe nyob rau hauv lub State Catalog. Yog hais tias koj xav paub dab tsi txog cov tshuaj poob rau hauv pawg no, koj yuav saib tau ib tug tshwj xeeb siv tshuaj tua kab.

Thov cov cuab yeej tsis tau xwb nyob rau hauv ua liaj ua teb, tab sis kuj, piv txwv li, nyob rau hauv lub tsev. Tom qab tag nrho cov xaiv ntawm kab yog feem ntau undesirable nyob rau hauv tej qhov chaw. Qab ntxiag yam taw tes uas nyob rau hauv cov xwm tej zaum yuav tiv thaiv, rau piv txwv, yoov tshaj cum. Thiab tsis muaj dab tsi txog tej tsis kaj siab "cov neeg nyob ze" raws li bedbugs thiab kab laum, thiab tsis txawj hais lus. Tiv thaiv xws kab li tshwj xeeb cov cuab yeej siv. Nyob rau hauv cov ntaub ntawv no, cov tshuaj tua kab - tshuaj tua kab yog ib tug ntawm lawv hom. Feem ntau lub caij nplooj zeeg mus rau hauv pawg no thiab tshuaj.

Nyob ntawm seb lub Scope ntawm daim ntawv thov ntawm cov tshuaj tua kab yog muab faib raws li herbicides, fungicides, bactericides, etc. Nyob rau hauv ua liaj ua teb, siv thawj ob lub tshuaj. Tshuaj tua kab - ib yam khoom uas yuav ua tau ob qho tib si organic thiab inorganic keeb kwm. Herbicides - yog tsis muaj exception. Li ntawd, hu txhais tau tias rau kev tswj cov nroj. Lawv yeej yog ib chav kawm ntawm kev txiav txim raws li cov kev nta thiab ua puas lub nroj tsuag.

Fungicides hu ua tshuaj tua kab siv los mus tshem tawm thiab tiv thaiv kom txhob mob. Piv txwv li, formulations uas muaj tooj liab, yog siv rau kev tswj lig blight ntawm Solanaceae. Tsis tas li ntawd ua fungicides muaj leej faj los yog mercury. Sulfur yog siv rau tshwj kom txhob no plague, zoo li, piv txwv li, powdery pwm. Synthetic organic fungicides xws li dithiocarbamates. Nyob rau hauv thiaj li tsis tshwm sim nyob rau hauv cov mov pwm, thov propionate (tshuaj tua kab uas class).

Tshuaj tua kab - yog, raws li hais, los yog organic los yog inorganic tshuaj. Inorganic hom yog tsis zoo heev, lawv muaj peev xwm ntxiv nyob rau hauv cov av. Organic khoom raug muab faib ua tej yam ntuj tso thiab hluavtaws. Tus thawj hom yog sawv cev, piv txwv li, ib yam khoom uas xws li ib tug alkaloid nicotine. Tshuaj tua kab ntawm no hom yog tam sim no tsis siv los yog tsis tshua muaj siv. Feem ntau cov hluavtaws organic tshuaj tua kab ua hauj lwm. Xws li piv txwv li carbamates, organophosphorous, organosulfur thiab pyrethroids. Txwv yog organochlorine cov tshuaj tua kab, xws li DDT, vim hais tias lawv raug lom tau cov ib puag ncig.

Yog li, cov tshuaj tua kab - nws yog ob qho tib si pab tau thiab teeb meem tshuaj. Siv lawv, ntawm chav kawm, koj muaj peev xwm thiab yuav tsum tau. Txawm li cas los, nyob rau hauv tsim nyog txwv thiab tsuas pub.