Tushen ruɓaɓɓen macrocarpa na pachira macrocarpa galibi ana haifar da shi ne ta hanyar tarin ruwa a cikin ƙasan kwandon.Kawai canza ƙasa kuma cire tushen ruɓaɓɓen.Koyaushe kula don hana tara ruwa, kar a sha ruwa idan ƙasa ba ta bushe ba, gabaɗaya ruwa yana juyewa sau ɗaya a mako a cikin zafin jiki.

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Ana iya ɗaukar matakai masu zuwa don magance matsalar.

1. Sanya iska akan lokaci don kiyaye yanayin noman bushewa.Kula da disinfection na namo substrates da flower tukwane.

2. Bayan an dasa, sai a cire gyaggyarawa da ruɓaɓɓen kyallen a saman tushen, sannan a fesa raunin da Sukeling, bushe shi a dasa shi.

3. A farkon cutar, fesa 50% Tuzet WP 1000 ruwa sau 1000 ko 70% Thiophanate methyl WP sau 800 ruwa a cikin ƙasa a kowane kwanaki 10, kuma amfani da 70% Mancozeb WP 400 zuwa 600 ruwa sau 600 don shayar da ƙasa. kashi na sau 2 zuwa 3.

4. Idan Pythium yana aiki, ana iya fesa shi da Prikot, Tubendazim, Phytoxanyl, da dai sauransu.


Lokacin aikawa: Oktoba-13-2021