Because the use of N, P, and K can decrease the root rot disease index of pea, more plant ash and compost contained abundant available K must be used.是什么意思_Because the use of N, P, and K can decrease the root rot disease index of pea, more plant ash and compost contained abundant available K must be used.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句