Ị maara ihe ntụpọ edo edo na-apụta na akwụkwọ ọka?Ọ bụ nchara ọka!Nke a bụ ọrịa fungal a na-ahụkarị na ọka.Ọrịa a na-ahụkarị na etiti na mbubreyo nke uto ọka, na-emetụtakwa akwụkwọ ọka ọka.N'ọnọdụ ndị siri ike, ntị, husk na okooko osisi nwoke nwekwara ike imetụta.A na-agbasasị akwụkwọ ndị merụrụ ahụ na mbụ ma ọ bụ kpokọta ya na obere ọnya na-acha odo odo n'akụkụ abụọ.Site na mmepe na ntozu nke nje bacteria, blisters gbasaa ruo gburugburu ruo ogologo oge, doro anya na-ebuli elu, na agba na-emikpu na agba aja aja, na n'ikpeazụ epidermis gbawara wee gbasaa.ntụ ntụ na-acha ajari.

Otu esi egbochi ya? Ndị ọkachamara n'ọrụ ugbo nyere aro mgbochi anọ:

1. A na-anakwere usoro ngwa ịgba ogologo ogologo na mmiri kwụ ọtọ iji tinye ọgwụ n'ubi ọka, a pụkwara ịnakwere usoro ngwa ngwa drone.

2. Usoro ọgwụgwọ fungicides kacha mma maka mgbochi na njikwa nchara bụ: tebuconazole + tristrobin, difenoconazole + propiconazole + pyraclostrobin, epoxiconazole + pyraclostrobin, difenoconazole + pyraclostrobin Pyraclostrobin + Clostridium, wdg.

3. Họrọ mkpụrụ ọka nke na-eguzogide nchara

4. Na-arụ ọrụ dị mma n'igbochi nchara tupu oge eruo, ị nwere ike fesa ụfọdụ fungicides iji gbochie nchara.