calcium fertilizers造句

• In si non - deficient soil ( available si more than 10 . 5 mg / kg ) , si addition ( silicon - calcium fertilizer ) has effect on increasing yield , the response was not significant
  在不缺硅土壤（有效硅高于10 . 5毫克/公斤）施硅（硅钙肥）有增产效果，反应不显著。
• An experimental study is made of the dissloution behavior of silicon from pstassium - calcium fertilizers unders various conditions . providing a basis for the use of potassium - calcium fertilizers
  通过实验研究了钾钙肥中的硅在不同条件下的溶出行为，为使用钾钙肥提供了依据。