Results showed that the contents of total-P and Olsen-P, major components of phosphorus pool, in red soils were increased, but the increase rate varied sharply with the kind of organic manure.

• 结果表明，有机无机肥配施能在不同程度上增加红壤全P和速效P的量，但增加速度因有机肥的种类不同而有较大差别。