One of the important approachs to solve this problem is to use the biological system involved in P cycle in plant rhizosphere to regulate the availability of P in soil.

• 为此人们采用了许多方法提高磷肥的利用率,其中利用植物根际与磷循环相关的生物学系统来调节植物根际磷的有效性是重要的途径之一。