The soil cultivation method was used to study the effect of 9 kinds of PBP(polyphenols of banana pseudostem)and two dosages of DCD (dicyandiamide) on the transformation of urea-N in soil.是什么意思_The soil cultivation method was used to study the effect of 9 kinds of PBP(polyphenols of banana pseudostem)and two dosages of DCD (dicyandiamide) on the transformation of urea-N in soil.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句