ozi

Ngwaahịa a nwere ike:

Belata uru pH iji nye organic acid, mgbakwunye ịnweta na anụ ọkụkọ

Na-eri nri ya na ọnụego 1 ml kwa 2 lita mmiri ọṅụṅụ maka ụbọchị 3 ruo 5.

1. Mgbe emepechara, jiri ngwa ngwa o kwere mee.

2. Iji zere iji n'ụzọ na-ezighị ezi na mmebi nke mma, etinyela ya na arịa ndị ọzọ na-abụghị nke enyere.

Nchekwa

Chekwaa n'ime akpa ikuku na-ekpo ọkụ n'ime ụlọ kpọrọ nkụ (1 ruo 30 ℃) echekwara na ọkụ.