Ngwaahịa a bụ ngwakọta nke sulfonylurea na amide herbicides.Ọ nwere ike igbochi njikọ nke amino acids na protein na ahịhịa.Ọ bụ ahịhịa ahọpụtara maka ubi osikapa nwere mkpụrụ ozugbo.
Nkọwapụta | Ihe mgbochi | Usoro onunu ogwu |
Bensulfuron Methy2%l+Propisochlo | Ahịhịa kwa afọ na ubi osikapa | 1200-1500 ml |
1. Jiri pesticides 2-5 ụbọchị mgbe osikapa gachara.A na-enweta mmetụta ịhịhịa kacha mma mgbe ahihia barnyard na-epulite ruo n'ogo nke agịga.Mgbe ahihia barnyard tolitere otu akwukwo na otu obi, a ga-abawanye dose ahụ nke ọma.Mmiri oriri bụ 30-40 lita / acre.Jide n'aka na-ama jijiji ngwaahịa a nke ọma tupu enyefee ya.Mgbe ị na-ekesa, gbazee ngwaahịa a n'ụzọ zuru ezu n'ime obere iko nwere mmiri dị ọcha, wee wụsa ya n'ime bọket ịgba mmiri nke ọkara juputara na mmiri, gbakwunye mmiri zuru oke, gwakọta nke ọma, fesaa ya.
2. Mgbe akwụkwọ abụọ nke mkpụrụ osisi ahụ ghọrọ otu, ha ga-ejupụta na mmiri na-emighị emeri iji hụ na a na-arụ ọrụ nke ọma nke ọgwụ ahụ.
3. Biko ejila ya n'ụbọchị ifufe ma ọ bụ mgbe a na-atụ anya mmiri ozuzo n'ime 1 hour.Ụkpụrụ maka iji ngwaahịa eme ihe n'enweghị nsogbu: Jiri ihe ruru otu ugboro kwa oge ihe ubi.