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Vatongi vekukura kwezvirimwa vakaenzana nemahormone？
Mumakore achangopfuura, kwave nemichero yakawanda isina mwaka, uye pakutanga kwechirimo, mastrawberry matsva nemapichi achaonekwa pamusika. Michero iyi inoibva sei isina mwaka? Kare, vanhu vaifunga kuti uyu muchero unorimwa mugreenhouse. Zvisinei, ne...Verenga zvakawanda -
Shenzhou yechi15 yakadzosa mupunga wekudyara, mishonga yekuuraya zvipembenene inofanira sei kufambirana nekukura?
Musi wa4 Chikumi 2023, boka rechina remasampuru ekuyedza sainzi yemuchadenga kubva kunzvimbo yemuchadenga yeChina rakadzokera pasi nemodule yekudzosa yemuchadenga yeShenzhou-15. Sisitimu yekushandisa muchadenga, pamwe chete nemodule yekudzosa yemuchadenga yeShenzhou-15, yakaita huwandu hwe15 e...Verenga zvakawanda -
Mishonga yekuuraya zvipembenene inoshandiswa sei pakuchenesa?
Mishonga yekuuraya zvipembenene ine hutsanana inoreva mishonga inonyanya kushandiswa muhutano hwevanhu kudzora zvipembenene zvinokanganisa hupenyu hwevanhu. Inonyanya kusanganisira mishonga yekudzora zvipembenene zvinokanganisa hupenyu hwevanhu zvakaita seumhutu, nhunzi, nhata, mapete, zvikwekwe, masvosve uye...Verenga zvakawanda -
Mamiriro ezvinhu akajairika ekuvandudzwa kwehunyanzvi hwekurapa zvipembenene
Mumakore makumi maviri apfuura, mishonga yekuuraya zvipembenene ine hutsanana munyika yangu yakura nekukurumidza. Chekutanga, nekuda kwekuunzwa kwemarudzi mazhinji matsva uye matekinoroji epamusoro kubva kunze kwenyika, uye chechipiri, kuedza kwemayuniti akakodzera emuno kwakagonesa akawanda emidziyo mikuru uye mhando dzemuyero we h...Verenga zvakawanda -
Ziviso yezororo remutambo wechirimo
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Chizvarwa chechitatu chemishonga yezvipembenene inonzi nicotinic - dinotefuran
Zvino zvatava kutaura nezve chizvarwa chechitatu che nicotinic insecticide dinotefuran, ngatitangei taronga mhando dzemishonga yezvipembenene ye nicotinic. Chizvarwa chekutanga chezvigadzirwa zve nicotine: imidacloprid, nitenpyram, acetamiprid, thiacloprid. Chinhu chikuru chiri pakati nepakati i2-chloro-5-chloromethylpy...Verenga zvakawanda -
Ndeapi zvipembenene zvinourawa ne bifenthrin?
Masango ezhizha anogona kusangana nematambudziko akawanda, kunyanya mwaka unopisa, wakaoma, uye muna Chikunguru naNyamavhuvhu, machira edu egirini ekunze anogona kusviba mumavhiki mashoma. Asi dambudziko guru rinonyanya kuvapo iboka rematumbu madiki anodya madzinde, korona nemidzi kusvika aita kuti mvura ionekwe...Verenga zvakawanda -
Ndezvipi zvirimwa zvakakodzera ethermethrin? Mashandisirwo eEthermethrin!
Ethermethrin yakakodzera kudzora mupunga, miriwo nedonje. Ine simba rakakosha paHomoptera, uye ine simba rakanaka pazvipembenene zvakasiyana-siyana zvakaita seLepidoptera, Hemiptera, Orthoptera, Coleoptera, Diptera neIsoptera. Simba. Kunyanya mupunga planthopper kudzora simba kuri kudzorera...Verenga zvakawanda -
Nzira yekudzivirira zvipembenene kubva muchibage? Ndeupi mushonga wakanakisa wekushandisa?
Chibage chimwe chezvirimwa zvinonyanya kuwanikwa. Varimi vese vanotarisira kuti chibage chavanodyara chichava negoho guru, asi zvipembenene nezvirwere zvinoderedza goho rechibage. Saka chibage chingadzivirirwa sei kubva kuzvipembenene? Ndeupi mushonga wakanakisa wekushandisa? Kana uchida kuziva mushonga wekushandisa kudzivirira zvipembenene...Verenga zvakawanda -
Ruzivo rwemishonga yemhuka | Kushandiswa kwesainzi kweflorfenicol uye nzira gumi nembiri dzekudzivirira
Florfenicol, mushonga wekugadzira we monofluorinated derivative we thiamphenicol, mushonga mutsva we chloramphenicol unorwisa mabhakitiriya wakakura wekushandiswa nemhuka, uyo wakagadzirwa zvinobudirira mukupera kwema1980. Panyaya yezvirwere zvinogara zvichiitika, mapurazi mazhinji enguruve anoshandisa florfenicol kakawanda kudzivirira...Verenga zvakawanda -
Zvinhu zvepakutanga zvechisikigo! Kupfuura nepakati pematambudziko ekudzivirira makemikari e-acaricides!
Mishonga yeAcaricides imhando yemishonga yekuuraya zvipembenene inoshandiswa zvakanyanya mukurima, maindasitiri nemamwe maindasitiri. Inonyanya kushandiswa kudzora zvikwekwe zvekurima, kana zvikwekwe pazvipfuyo kana mhuka dzinovaraidza. Gore rega rega pasi rose rinorasikirwa zvikuru nekuda kwezvipembenene zvezvikwekwe. Sekureva kweFood and Agriculture Organisation ye...Verenga zvakawanda -
Ndeipi mishonga inodzinga umhutu yakachengeteka uye inoshanda zvakanyanya?
Umhutu hunouya gore rega rega, ungahudzivirira sei? Kuti vasashungurudzwa nemavampire aya, vanhu vanga vachigadzira zvombo zvakasiyana-siyana zvekudzivirira. Kubva kumambure ekudzivirira umhutu nemahwindo, kusvika kumishonga inouraya zvipembenene, mishonga inodzinga umhutu, nemvura yemuchimbuzi isina kujeka, kusvika ...Verenga zvakawanda
