Kodi mumagwiritsa ntchito abamectin, beta-cypermethrin, ndi emamectin molondola?

  Abamectin,beta-cypermetrin,ndiemamectinndi mankhwala omwe amagwiritsidwa ntchito kwambiri m'minda yathu, koma kodi mumamvetsetsa zenizeni zake?

1,Abamectin

Abamectin ndi mankhwala ophera tizilombo akale.Zakhala pamsika kwazaka zopitilira 30.Nanga n’cifukwa ciani ukali wotukuka masiku ano?

1. Mfundo yopha tizirombo:

Abamectin imalowerera kwambiri ndipo imagwira ntchito yopha tizirombo komanso tizirombo m'mimba.Tikapopera mbewu, mankhwala ophera tizilombo amatha kulowa muzomera za mesophyll, kenako kupanga matumba a poizoni.Tizilombo timene timayambitsa poyizoni tikayamwa masamba kapena tikakumana ndi abamectin panthawi yantchito, ndipo sizidzafa atangomwa poizoni., padzakhala ziwalo, kuchepa kwa kuyenda, kulephera kudya, ndipo kawirikawiri kufa mkati mwa masiku awiri.Abamectin alibe ovicidal zotsatira.

2. Kuthana ndi tizirombo:

Kugwiritsa ntchito abamectin pa zipatso ndi ndiwo zamasamba: amatha kupha nthata, akangaude ofiira, akangaude, akangaude, nthata za ndulu, zodzigudubuza, diploid borers, njenjete za diamondback, thonje bollworm, nyongolotsi zobiriwira, beet armyworm, nsabwe za m'masamba, migodi ya masamba, Psyllids ndi zina. tizirombo ndi zotsatira zabwino kwambiri.Pakali pano, amagwiritsidwa ntchito makamaka pa mpunga, mitengo ya zipatso, masamba, mtedza, thonje ndi mbewu zina.

2,Beta-cypermetrin

1. Mfundo yopha tizirombo:

Non-systemic tizirombo, koma tizilombo ndi kukhudzana ndi m`mimba poizoni zotsatira, kuwononga ntchito ya mantha dongosolo la tizilombo ndi kucheza ndi sodium njira.

2. Kuthana ndi tizirombo:

Beta-cypermethrin ndi mankhwala ophera tizilombo omwe ali ndi mphamvu zambiri zothana ndi tizirombo tambirimbiri.Pali: mbozi, mbozi za thonje, nyongolotsi zofiira, nsabwe za m'masamba, tizilombo toyambitsa matenda, tizilombo toyambitsa matenda, tizilombo toyambitsa matenda, tizilombo toyambitsa matenda, tizilombo toyambitsa matenda, tizilombo toyambitsa matenda, mbozi, ndi tizilombo tina tambiri timakhala ndi zotsatira zabwino.

3,A-dimensional mchere:

1. Mfundo yopha tizirombo:

Poyerekeza ndi abamectin, emamectin ali ndi zochita zambiri zopha tizilombo.Acitretin imatha kukulitsa mphamvu ya minyewa monga amino acid ndi γ-aminobutyric acid, kotero kuti ayoni ambiri a kloride amalowa m'maselo a mitsempha, zomwe zimapangitsa kuti ma cell asamagwire ntchito, kusokoneza kayendedwe ka minyewa, ndi mphutsi zimasiya kudya nthawi yomweyo zikakumana, zomwe zimapangitsa kuti zisasinthe. ziwalo.Anamwalira mkati mwa masiku 4.Mankhwalawa amachedwa kwambiri.Kwa mbewu zomwe zili ndi tizilombo tochuluka, tikulimbikitsidwa kuti tifulumizitse ndikugwiritsa ntchito pamodzi.

2. Kuthana ndi tizirombo:

Amagwiritsidwa ntchito kwambiri mumasamba, mitengo yazipatso, thonje ndi mbewu zina, ndipo ali ndi ntchito yayikulu kwambiri yolimbana ndi nthata, Lepidoptera, Coleoptera ndi tizirombo.Ili ndi ntchito yosayerekezeka ya mankhwala ena ophera tizilombo, makamaka a red-band leaf roller, fodya budworm, hawkmoth fodya, diamondback moth, dryland armyworm, thonje bollworm, mbatata kachilomboka, kabichi meal borer ndi tizirombo tina.

Posankha mankhwala, muyenera kudziwa zambiri ndikusankha malinga ndi momwe mulili, kuti mukwaniritse njira yabwino kwambiri yophera tizilombo.