Present situation of soil fertility and fertilizer recommendation of orchard in Quangang District

Soil samples from longan, litchi and loquat orchards in Quangang District were analyzed, and also their abundance and deficiency were evaluated. The results showed that the soil of the area as a whole was partial acidity, the content of organic matter was at an optimum level, the available nitrogen was overall lack, the average content of available phosphorus was deficient with great variable amplitude, the average content of available K was rich also with large amplitude. According to these analysis results, some fertilization suggestions were put forward.