概述了钾的生理功能及其对烟草品质的重要性。

This paper summarized the physiological functions of potassium on plants and the importance of the element on tobacco quality.

youdao

概述了钾的生理功能及其对烟草品质的重要性。

This paper summarized the physiological functions of potassium on plants and the importance of the element on tobacco quality.

youdao