nitrogen fertilizer requirement
基本解释
- [辳業科學]氮肥需要量
英汉例句
- Objective To study the fertilizer requirement characteristics of Polygala tenuifolia on nitrogen, phosphorous and potasium fertilizers to improve cultural practices in producing region.
目的研究栽培遠志對氮、磷、鉀的需肥特性，指導産區大田生産。
雙語例句
专业释义
- 氮肥需要量