Xov xwm
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Brazil pob kws, nplej cog kom nthuav
Brazil npaj yuav nthuav cov pob kws thiab cov nplej hauv xyoo 2022/23 vim yog cov nqi nce thiab kev thov, raws li tsab ntawv ceeb toom los ntawm USDA's Foreign Agricultural Service (FAS), tab sis puas yuav muaj txaus hauv Brazil vim muaj kev tsis sib haum xeeb hauv cheeb tsam Hiav Txwv Dub? Fertilizer tseem yog ib qho teeb meem. Maize area yog exp...Nyeem ntxiv -
Tus tua kab laum muaj zog tshaj plaws hauv keeb kwm! 16 hom tshuaj kab laum, 9 hom tshuaj muaj txiaj ntsig, yuav tsum tau sau!
Lub caij ntuj sov nyob ntawm no, thiab thaum kab laum tawm tsam, kab laum hauv qee qhov chaw tuaj yeem ya tau, uas yog qhov ua rau tuag taus. Thiab nrog lub sijhawm hloov pauv, kab laum kuj hloov zuj zus. Ntau cov cuab yeej tua kab laum uas kuv tau xav tias yooj yim siv yuav tsis zoo nyob rau theem tom ntej. Qhov no yog qhov ...Nyeem ntxiv -
Qhia koj siv florfenicol, nws zoo kawg nkaus los kho tus kab mob npua!
Florfenicol yog ib tug dav-spectrum tshuaj tua kab mob, uas muaj ib tug zoo inhibitory nyhuv ntawm Gram-zoo kab mob thiab cov kab mob tsis zoo. Yog li ntawd, ntau tus npua teb nquag siv florfenicol los tiv thaiv lossis kho npua thaum muaj kab mob ntau zaus. mob. Cov neeg ua haujlwm kho tsiaj ntawm qee tus npua teb siv super-do ...Nyeem ntxiv -
Fipronil, dab tsi kab tsuag tuaj yeem kho tau?
Fipronil yog ib qho tshuaj tua kab uas feem ntau tua kab tsuag los ntawm plab lom, thiab muaj ob qho tib si kev sib cuag thiab qee yam ntawm lub cev. Nws tuaj yeem tsis tsuas yog tswj tau qhov tshwm sim ntawm cov kab tsuag los ntawm foliar txau, tab sis kuj tuaj yeem siv rau hauv av kom tswj cov kab tsuag hauv av, thiab tswj cov nyhuv ntawm fipron ...Nyeem ntxiv -
Cov kab tsuag dab tsi tuaj yeem tiv thaiv pyriproxyfen?
High-purity pyriproxyfen yog siv lead ua. Feem ntau ntawm pyriproxyfen peb yuav hauv lub neej niaj hnub yog kua. Cov kua yog diluted nrog pyriproxyfen, uas yog ntau conducive rau kev ua liaj ua teb siv. Ntau tus neeg paub txog pyriproxyfen vim qhov no. Nws yog ib qho tshuaj tua kab zoo heev, nws feem ntau cuam tshuam rau kev hloov pauv ...Nyeem ntxiv -
Tilmicosin yuav luag tib yam hauv cov ntaub ntawv raw, yuav ua li cas paub qhov txawv ntawm lawv?
Pig ua pa kab mob yeej ib txwm yog ib tug complex kab mob uas plagues npua teb tswv. Lub etiology yog complex, cov kab mob muaj ntau haiv neeg, qhov kev nthuav dav yog dav, thiab kev tiv thaiv thiab kev tswj tsis yooj yim, uas ua rau kev poob zoo rau npua teb. Nyob rau hauv xyoo tas los no, npua teb kab mob ua pa feem ntau ...Nyeem ntxiv -
Yuav ua li cas khiav lag luam kom glyphosate nroj tsuag kom tiav?
Glyphosate yog siv tshuaj tua kab mob biocidal tshaj plaws. Feem ntau, vim yog kev ua haujlwm tsis raug los ntawm tus neeg siv, lub peev xwm ntawm cov tshuaj ntsuab ntawm glyphosate yuav raug txo kom tsawg, thiab qhov zoo ntawm cov khoom yuav raug suav tias yog qhov tsis txaus ntseeg. Glyphosate yog txau rau ntawm nplooj ntawm cov nroj tsuag, thiab nws txoj cai ntawm ...Nyeem ntxiv -
Dab tsi yog "mob"? Kev loj hlob sai, nyuaj los tiv thaiv.
Cov nyom greedy moth belongs rau ib tug lepidoptera, uas yog Ameslikas muab faib rau hauv Teb Chaws Asmeskas. Nws yog tshwm sim los ntawm pob kws, nplej thiab lwm yam grascomb. Tam sim no nws tab tom txeeb kuv lub teb chaws, thiab muaj thaj chaw sib kis, thiab cov nyom greedy npauj muaj zog heev, thiab zaub mov loj. Thiab lub ...Nyeem ntxiv -
Chlorfenapyr tuaj yeem tua tau ntau yam kab!
Nyob rau lub caij ntuj no ntawm txhua xyoo, ntau cov kab tsuag tawg tawm (cov kab mob tub rog, Spodoptera littoralis, Spodoptera litura, Spodoptera frugiperda, thiab lwm yam), ua rau muaj kev puas tsuaj loj rau cov qoob loo. Raws li ib tug dav-spectrum insecticidal neeg sawv cev, chlorfenapyr muaj kev tswj zoo ntawm cov kab no. 1. Cov yam ntxwv ntawm c...Nyeem ntxiv -
Beauveria bassiana muaj peev xwm zoo rau kev lag luam kev loj hlob hauv kuv lub teb chaws
Beauveria bassiana belongs rau tsev neeg Alternaria thiab tuaj yeem ua cab rau ntau tshaj 60 hom kab. Nws yog ib qho ntawm cov kab mob fungi uas tau siv dav hauv tsev thiab txawv teb chaws rau kev tswj cov kab tsuag lom neeg, thiab nws tseem suav tias yog ib qho entomopathogen nrog txoj kev loj hlob tshaj plaws ...Nyeem ntxiv -
Cov xwm txheej huab cua rau kev ua haujlwm ntawm Ethephon
Kev tso tawm ntawm ethylene los ntawm cov tshuaj ethephon tsis yog tsuas yog cuam tshuam nrog pH tus nqi, tab sis kuj muaj feem xyuam rau lwm qhov chaw ib puag ncig xws li kub, lub teeb, av noo, thiab lwm yam, yog li yuav tsum xyuam xim rau qhov teeb meem no hauv kev siv. (1) Qhov teeb meem kub Lub decomposition ntawm ethephon incre...Nyeem ntxiv -
Koj puas siv abamectin, beta-cypermethrin, thiab emamectin kom raug?
Abamectin, beta-cypermethrin, thiab emamectin yog cov tshuaj tua kab ntau tshaj plaws hauv peb cov qoob loo, tab sis koj puas to taub lawv cov khoom tiag tiag? 1, Abamectin Abamectin yog ib qho tshuaj tua kab qub. Nws tau nyob rau hauv kev ua lag luam rau ntau tshaj 30 xyoo. Vim li cas thiaj tseem vam meej tam sim no? 1. Insecticid...Nyeem ntxiv