基本解释

• [环境科学技术]化肥施用量

英汉例句

双语例句

• Results showed that nitrogen fertilization rate significantly affected tobacco plant growth, leaf SPAD value, dry matter accumulation, leaf yield, economic value as well as chemical components.
  结果表明：在绿肥全部还田条件下，不同氮肥用量对烤烟株高、烟叶SPAD值、烟株干物质累积以及烤后烟叶产量、产值和化学成分均有一定的影响。

专业释义

环境科学技术

• 化肥施用量