我市寿光“菜博会”期间,菜农们展出了许多极富特色的瓜果蔬菜,

我市寿光菜博会期间,菜农们展出了许多极富特色的瓜果蔬菜,像一件件艺术品,令人叹为观止。为培育蔬菜需要配制、使用各种各样的化肥(  )

A.硝酸铵是一种复合肥

B.施用化肥不公造成环境污染

C.硝酸铵的含氮量比尿素[化学式是CO(NH2)2]高

D.保存碳酸氢铵时应该注意防晒、防潮

答案

D

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