Udzu wachilimwe ukhoza kukumana ndi mavuto ambiri, osati ocheperapo omwe ndi nyengo yotentha, yowuma, ndipo mu July ndi August, mateti athu obiriwira akunja amatha kusanduka bulauni pakangopita milungu ingapo.Koma vuto lalikulu kwambiri ndi tizilombo tating'onoting'ono tomwe timadya tsinde, korona ndi mizu mpaka kuwononga.
Lero, ndikudziwitsani mankhwala omwe angathetse vutoli.
Bifenthrin, yomwe imadziwikanso kuti Uranus ndi Difenthrin, imakhala ndi tizilombo toyambitsa matenda, makamaka pakuphana ndi kupha m'mimba.Zimayamba kufa pakatha ola limodzi, ndipo kufa kwa tizilombo kumafika 98.5% m'maola anayi.Kuphatikiza apo, nthawi yomaliza ya bifenthrin imatha kufika pafupifupi masiku 10-15, ndipo palibe zochitika zamtundu uliwonse komanso zofukiza.Kachitidwe kake ndi kofulumira, nthawi yogwira ntchito ndi yayitali, ndipo mawonekedwe a insecticidal ndi ambiri.
Ntchito tirigu, balere, apulo, zipatso, mphesa, nthochi, biringanya, phwetekere, tsabola, chivwende, kabichi, wobiriwira anyezi, thonje ndi mbewu zina.Kupewa ndi kulamulira thonje bollworm, thonje kangaude wofiira, pichesi nyongolotsi, peyala akangaude, hawthorn akangaude, yellow spot bug, tiyi mapiko bug, kabichi nsabwe za m'masamba, kabichi mbozi, diamondback njenjete, biringanya akangaude, tiyi wabwino njenjete, etc. 20 A zosiyanasiyana tizirombo, wowonjezera kutentha whitefly, tiyi inchworm, tiyi mbozi.
Ndipo poyerekeza ndi enapyrethroids, ndipamwamba, ndipo mphamvu yowononga tizilombo ndi yabwino.Ikagwiritsidwa ntchito pa mbewu, imatha kulowa m'thupi la mbewu ndikusuntha kuchokera pamwamba kupita pansi ndi madzi omwe ali m'thupi la mbewuyo.Tizilombo tikawononga mbewu, madzi a bifenthrin omwe ali m'mbewu amapha tizilombo.
Nthawi yotumiza: Aug-17-2022