Kugwiritsa Ntchito Mancozeb 80% Wp

Mancozeb imagwiritsidwa ntchito kwambiri polimbana ndi matenda a downy mildew a m'masamba, anthrax, brown spot ndi zina zotero. Pakadali pano, ndi njira yabwino kwambiri yopewera ndi kuthana ndi matenda a phwetekere oyambirira komanso matenda a mbatata ochedwa, ndipo mphamvu yopewera ndi pafupifupi 80% ndi 90%, motsatana. Nthawi zambiri imapopera pamwamba pa tsamba, ndikupopera kamodzi pa masiku 10-15 aliwonse.

1. Kuthana ndi phwetekere, biringanya, matenda a mbatata, anthrax, madontho a masamba, ndi ufa wonyowa wa 80% wowirikiza madzi 400-600. Thirani poyamba matenda, ndipo thirani madzi 3-5.

2. Pofuna kupewa ndi kuletsa matenda a mbande za m'masamba ndi cataplaosis, gwiritsani ntchito ufa wonyowa wa 80% ndipo sakanizani mbewu molingana ndi kulemera kwa mbeu 0.1-0.5%.

3. Kupewa ndi kuchiza matenda a downy mildew, anthrax, malo ofiirira, ndi kupopera madzi nthawi 400-500, kupopera katatu-kasanu.

4. Kupewa ndi kuchiza kabichi, downy mildew ya kabichi, matenda a celery spot, ndi kupopera madzi nthawi 500 mpaka 600, kupopera katatu mpaka kasanu.

5. Lawani matenda a bean anthracnose, matenda a madontho ofiira, ndi kupopera madzi nthawi 400-700, kupopera kawiri kapena katatu.

Ntchito yaikulu
1. Mankhwalawa ndi osiyanasiyana oteteza ku matenda a bowa pa masamba, omwe amagwiritsidwa ntchito kwambiri m'mitengo ya zipatso, ndiwo zamasamba ndi mbewu zakumunda, amatha kupewa ndikuwongolera matenda osiyanasiyana ofunikira a bowa pa masamba, monga dzimbiri la tirigu, malo akuluakulu a chimanga, matenda a mbatata phytophthora, matenda a fruit black star, anthrax ndi zina zotero. Mlingo wake ndi 1.4-1.9kg (chogwiritsidwa ntchito) /hm2. Chifukwa cha kugwiritsidwa ntchito kwake kwakukulu komanso kugwira ntchito bwino, wakhala mtundu wofunikira wa bowa woteteza womwe suli wa endogenic. Ungagwiritsidwe ntchito mosinthana kapena kusakanikirana ndi bowa wamkati kuti ukhale ndi zotsatira zinazake.
2. Mankhwala oteteza ku matenda a fungicide opangidwa ndi ma spray ambiri. Amagwiritsidwa ntchito kwambiri m'mitengo ya zipatso, ndiwo zamasamba ndi m'minda kuti apewe ndikulamulira matenda osiyanasiyana ofunikira a bowa m'masamba. Ndi ufa wonyowa wa 70%, womwe umapopera madzi nthawi 500 ~ 700, amatha kupewa matenda oyamba a m'masamba, nkhungu ya imvi, downy mildew, anthrax ya vwende. Angagwiritsidwenso ntchito kupewa ndikulamulira matenda a black star, matenda a red star ndi anthrax ya mitengo ya zipatso.