Ọla kọpa oxychloride bụ ọgwụ na-echebe ọla kọpa inorganic, ọ bụkwa ọgwụ kacha emerụ ahụ maka nkwadebe ọla kọpa.Mgbe ngwa ahụ gasịrị, ọ na-ebibi protease ma na-egbu nje bacteria ngwa ngwa ma mepụta ihe nkiri nchebe n'elu osisi ahụ.Ejiri ya na nduku, ahụekere, sunflower na ihe ọkụkụ ndị ọzọ nwere mmetụta nke na-akpali uto na ịba ụba mmepụta.
Nhazi: fungicides
Usoro a na-ahụkarị na usoro onunu: 98%TC, 50%WP, 70%WP, 30%SC, wdg.