Ngwaahịa a bụ ihe na-echebe fungicides nke nwere mmetụta nchịkwa dị mma na citrus anthracnose na vine downy mildew.
1. Jiri ngwaahịa a na mmalite nke mmalite nke citrus anthracnose na vine downy mildew. Fesa nke ọma na nke ọma, na ọnụọgụ nke ịgbasa kwesịrị ezuru.
2. Ejila ọgwụ nje eme ihe n'ụbọchị ikuku ma ọ bụ mgbe a na-atụ anya mmiri ozuzo n'ime 1 hour.
3. Oge nchekwa: 14 ụbọchị maka mkpụrụ vaịn na ụbọchị 21 maka osisi citrus.
4. Ọnụ ọgụgụ kachasị elu nke ngwa kwa oge: 3 ugboro maka osisi citrus na 4 maka mkpụrụ vaịn.