病害

jìn xíng bìng hài fēn jí

进行病害分级

have a disease rating

huàn yǒu bìng hài de zhí wù

患有病害的植物

a diseased plant

wēn nuǎn shī rùn de tiān qì huì gěi zhí wù bìng hài chuàng zào lǐ xiǎng de huán jìng

温暖湿润的天气会给植物病害创造理想的环境。

Warm, wet weather can create ideal conditions for plant diseases.