Video: Tshuaj tua kab rau cov menyuam yog dab tsi?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
A tshuaj tua kab yog tshuaj tua kab uas siv los tua cov nroj tsuag tsis xav tau. Qee qhov no ua los ntawm cuam tshuam nrog kev loj hlob ntawm cov nroj thiab feem ntau yog ua raws cov tshuaj hormones cog. Tshuaj tua kab siv los ntxuav cov khib nyiab hauv av yog tsis xaiv thiab tua txhua cov nroj tsuag uas lawv tuaj rau hauv kev sib cuag.
Tom qab ntawd, dab tsi yog cov piv txwv ntawm herbicides?
Piv txwv ntawm translocated tshuaj tua kab yog atrazine, glyphosate 2, 4-dichlorophenoxyacetic acid (2, 4-D) thiab simazine. Txheej txheem tshuaj tua kab , zoo li kev sib cuag tshuaj tua kab , kuj muaj ntau hom kev ua ntawm qib molecular.
Tseem Paub, puas muaj tshuaj tua kab rau tib neeg? Raws li tib tus kws sau ntawv, tshuaj tua kab sawv cev rau siab toxicity rau hom hom phiaj tab sis nws tuaj yeem ua tau lom , ntawm qib sib txawv, rau hom tsis yog hom phiaj, xws li neeg quavntsej. Tshuaj tua kab mob tuaj yeem ua rau muaj kev cuam tshuam tsis zoo rau cov kab mob thiab neeg kev noj qab haus huv, ob qho tib si los ntawm lawv cov kev coj ncaj thiab tsis ncaj [2].
Ntawm no, koj txhais li cas los ntawm herbicides?
A tshuaj tua kab yog ib hom tshuaj siv los tswj lossis tswj cov nroj tsuag uas tsis xav tau, tshwj xeeb tshaj yog cov nroj tsuag. Xaiv tshuaj tua kab tua tej yam tsis xav tau cov nroj tsuag thaum tawm hauv cov nroj tsuag xav tau kuj tsis raug mob. Tsis xaiv tshuaj tua kab (tag nrho cov nroj tsuag tua) tua tag nrho lossis ntau hom nroj tsuag.
Dab tsi yog qhov siv tshuaj tua kab ntau tshaj plaws?
Glyphosate
Pom zoo:
Dab tsi yog tshuaj tua kab zoo tshaj los tua cov tshuaj lom?
Ob leeg glyphosate thiab triclopyr tshuaj tua kab yog ob qho tshuaj tua kab tsuag zoo. Txoj hauv kev zoo tshaj plaws yuav ua li cas thiaj tshem tau cov tshuaj lom ivy nrog cov tshuaj tua kab no yog siv tshuaj tua kab rau cov nplooj ntawm tsob ntoo tshuaj lom tsob ntoo. Zoo li rub tawm, cov tshuaj lom cov ntoo yuav rov tsim dua, vim tias txawm tias cov tshuaj tua kab muaj zog tshaj plaws yuav tsis tua txhua tus hauv paus hniav
Qhov sib piv ntawm cov tshuaj dawb rau dej rau tshuaj tua kab mob yog dab tsi?
1 diav tshuaj dawb rau 1 nkas loos dej yuav muab rau koj 50-200 ppm tshuaj tua kab mob. Qhov no tuaj yeem siv los ntxuav cov tais diav, tais diav, txee npaj zaub mov thiab rooj noj mov. Qhov no yuav muab rau koj 500-800 ppm tshuaj tua kab mob
Dab tsi yog qhov zoo ntawm kev siv tshuaj tua kab mob uas tau muab cais ua cov tshuaj tua kab mob dav dav?
Cov tshuaj tua kab mob dav dav yog cov tshuaj tua kab mob uas ua rau ob pawg kab mob loj, gram-positive thiab gram-negative, lossis ib qho tshuaj tua kab mob uas tawm tsam ntau yam kab mob uas ua rau muaj kab mob
Dab tsi yog tshuaj tua kab tua cov kab mob?
Cov tshuaj tua kab mob hauv tsev uas raug nqi ntau tshaj yog tshuaj dawb (feem ntau yog> 10% daws ntawm sodium hypochlorite), uas muaj txiaj ntsig zoo tiv thaiv kab mob feem ntau, suav nrog cov kab mob tiv taus kab mob xws li tuberculosis (mycobacterium tuberculosis), kab mob siab B thiab C, kab mob, thiab cov tshuaj tua kab mob-resistant kab mob ntawm
Puas yog cov tshuaj tua kab mob tua kab mob tua kab?
Ua kom nrawm hydrogen peroxide (uas yog Kev Cawm Seej yog ib lub npe) yog peb nyiam tshuaj tua kab mob. Thaum diluted kom tsim nyog, ua kom nrawm hydrogen peroxide ua txoj haujlwm zoo tshem tawm ib puag ncig uas muaj kab mob los ntawm tus kab mob kis, tab sis nws tsis tau raug tshuaj xyuas rau kev nyab xeeb lossis sau npe rau siv ua cov khoom siv tshuaj pleev