Effect of Different Nitrogenous-phosphatic Fertilizing Methods on the Occurrence of Spring Wheat Powdery Mildew in the Dry Land是什么意思_Effect of Different Nitrogenous-phosphatic Fertilizing Methods on the Occurrence of Spring Wheat Powdery Mildew in the Dry Land在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句