K content

• 钾含量

K content的用法和样例：

例句

1. The available nitrogen and phosphorus contents in root rhizosphere were greater than those in bulk soil, while its content of the available potassium was lower.
   根际碱解氮和有效磷含量高于非根际土壤，其速效钾含量却低于非根际土壤。