The problem of low soil fertility and deteriorated from the report
survey and classification, soil of the land run in the province
. Thailand found that most soil with low fertility. Naturally
.Because the country is located in the tropics, high temperature and the quantity of the rain
. The decay of ores and rocks. The object is the source. Of soil is rapid.
.
การแปล กรุณารอสักครู่..
