The nitrification was decreased when the urea or ammonium sulfate was combined with ammonium chloride.

 
  • 氯化銨與尿素或硫酸銨配合施用能明顯降低其氮素的硝化作用。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan