Xov xwm
-
Yuav ua li cas siv cov xim liab ntawm cov yoov yoov
I. Daim Ntawv Thov Scenarios Tsev Neeg Ib puag ncig Cov chaw uas yoov yug me nyuam xws li chav ua noj, nyob ib ncig ntawm lub thoob khib nyiab, chav dej, lub sam thiaj, thiab lwm yam. Haum rau thaj chaw uas yoov qee zaus tshwm sim tab sis nws tsis yooj yim siv cov tshuaj tua kab (xws li nyob ze cov zaub mov). 2. Cov chaw pej xeem thiab chaw lag luam...Nyeem ntxiv -
Salicylic acid ua haujlwm li cas hauv kev ua liaj ua teb (raws li tshuaj tua kab)?
Salicylic acid plays ntau lub luag haujlwm hauv kev ua liaj ua teb, suav nrog kev cog qoob loo, tshuaj tua kab, thiab tshuaj tua kab mob. Salicylic acid, raws li kev tswj hwm kev loj hlob ntawm cov nroj tsuag, ua lub luag haujlwm tseem ceeb hauv kev txhawb nqa kev loj hlob ntawm cov nroj tsuag thiab nce qoob loo. Nws tuaj yeem txhim kho cov synthesis ntawm cov tshuaj hormones wit ...Nyeem ntxiv -
Kev tshawb fawb qhia tias cov tshuaj cog qoob loo twg teb rau dej nyab.
Dab tsi phytohormones ua lub luag haujlwm tseem ceeb hauv kev tswj hwm dej nag? Yuav ua li cas phytohormones hloov mus rau ib puag ncig kev hloov pauv? Ib daim ntawv luam tawm nyob rau hauv phau ntawv journal Trends in Plant Science reinterpres and classification the functions of 10 classes of phytohormones found to date in the plant kingdom. Cov no m...Nyeem ntxiv -
Boric acid rau kev tswj kab tsuag: cov lus qhia siv tau zoo thiab nyab xeeb hauv tsev
Boric acid yog cov ntxhia dav dav pom nyob hauv ntau qhov chaw, los ntawm dej hiav txwv mus rau av. Txawm li cas los xij, thaum peb tham txog boric acid siv los ua cov tshuaj tua kab, peb tab tom xa mus rau cov tshuaj sib xyaw uas tau muab rho tawm thiab ua kom huv los ntawm boron-nplua nuj deposits nyob ze thaj tsam volcanic thiab arid pas dej. Altho...Nyeem ntxiv -
Cov teebmeem thiab kev ua haujlwm ntawm Tetramethrin thiab Permethrin yog dab tsi?
Ob leeg permethrin thiab cypermethrin yog cov tshuaj tua kab. Lawv lub luag haujlwm thiab cov teebmeem tuaj yeem raug sau tseg raws li hauv qab no: 1. Permethrin 1. Mechanism of action: Permethrin belongs to the pyrethroid class of insecticides. Nws feem ntau cuam tshuam nrog cov kab hauv lub paj hlwb, muaj kev sib cuag k ...Nyeem ntxiv -
US soybean imports tau tawg cov dej khov, tab sis cov nqi tseem siab. Cov neeg yuav khoom hauv Suav teb nce kev yuav khoom ntawm Brazilian soybeans.
Nrog rau kev cia siab tias yuav tsum tau ua raws li Tuam Tshoj-Asmeskas kev pom zoo ua lag luam ua rau rov pib cov khoom siv los ntawm Tebchaws Meskas mus rau lub ntiaj teb cov neeg xa khoom loj tshaj plaws ntawm cov taum pauv, cov nqi ntawm cov taum pauv hauv South America tsis ntev los no tau poob. Tuam Tshoj cov taum pauv tau tsis ntev los no tau nrawm lawv cov...Nyeem ntxiv -
Ntiaj teb no cog kev loj hlob Regulators lag luam: Ib tug Tsav Tsheb rau Sustainable Agriculture
Kev lag luam tshuaj lom neeg tau hloov pauv los ntawm kev thov kom huv, ua haujlwm ntau dua thiab tsis zoo rau cov khoom siv ib puag ncig. Peb qhov kev paub tob hauv kev siv hluav taws xob thiab digitalization ua rau koj txoj kev lag luam kom ua tiav lub zog txawj ntse. Kev hloov pauv ntawm cov qauv siv thiab tec...Nyeem ntxiv -
Cov txheej txheem tswj hwm kev tswj hwm tuaj yeem txo qis kev siv tshuaj tua kab los ntawm 44% yam tsis muaj kev cuam tshuam rau kab tsuag thiab kab mob los yog qoob loo qoob loo.
Kev tswj kab tsuag thiab kab mob yog qhov tseem ceeb rau kev ua liaj ua teb, tiv thaiv cov qoob loo los ntawm cov kab mob phem thiab kab mob. Cov kev tswj xyuas raws li qhov pib, uas siv cov tshuaj tua kab tsuas yog thaum cov kab mob thiab cov kab mob ntawm cov pej xeem muaj ntau tshaj li qhov kev txiav txim siab, tuaj yeem txo kev siv tshuaj tua kab. Txawm li cas los...Nyeem ntxiv -
Cov kws tshawb fawb nthuav tawm cov txheej txheem ntawm DELLA protein tswj hauv cov nroj tsuag.
Cov kws tshawb fawb los ntawm Department of Biochemistry ntawm Indian Institute of Sciences (IISc) tau tshawb pom lub tshuab tshawb nrhiav ntev uas siv los ntawm cov nroj tsuag hauv av qub xws li bryophytes (xws li mosses thiab liverworts) los tswj kev loj hlob ntawm cov nroj tsuag - ib lub tswv yim uas tseem tau khaws cia hauv ntau ...Nyeem ntxiv -
Japanese Beetle Control: Cov Kab Tsuag Zoo Tshaj Plaws thiab Txoj Kev Tswj Flea
"Nws tau kwv yees tias los ntawm 2025, ntau dua 70% ntawm cov liaj teb yuav tau txais kev tswj hwm cov kab Japanese siab heev." Hauv xyoo 2025 thiab dhau mus, kev tswj hwm ntawm Japanese kab yuav tseem yog ib qho kev sib tw tseem ceeb rau kev ua liaj ua teb niaj hnub no, kev cog qoob loo, thiab hav zoov hauv North America, ...Nyeem ntxiv -
Puas yog Dinotefuran insecticide tsim nyog siv rau ntawm txaj?
Cov tshuaj tua kab Dinotefuran yog cov tshuaj tua kab dav dav, feem ntau yog siv los tswj cov kab tsuag xws li aphids, whiteflies, mealybugs, thrips, thiab leafhoppers. Nws kuj tseem tsim nyog rau kev tshem tawm cov kab tsuag hauv tsev xws li fleas. Hais txog seb cov tshuaj tua kab Dinotefuran tuaj yeem siv rau ntawm txaj, qhov chaw sib txawv ...Nyeem ntxiv -
Dab tsi tshuaj yuav tsum tau siv los tswj lub paj ntawm carrots?
Carrots tuaj yeem tswj tau los ntawm kev paj los ntawm kev siv malonylurea hom kev loj hlob regulators (concentration 0.1% - 0.5%) los yog cog kev loj hlob regulators xws li gibberellin. Nws yog ib qho tsim nyog yuav tau xaiv cov tshuaj tsim nyog ntau yam, concentration, thiab paub lub sijhawm thov thiab cov txheej txheem kom raug. Carrots ...Nyeem ntxiv