| Ruicheng County is one of the main apple production areas in Shanxi Province. It has dominant natural resources to product the good quality apples. The apple production is becoming a leading industry in the county. However, because of unreasonable application of fertilizer rate and techniques, the apples produced are not good quality. Meantime, Agrochemical services Web network are built, and the SV organic and inorganic fertilizer is used to the county. As a result, these new extension approaches show obvious ecological and economic advantages and promote Ruicheng County pollution-free production.
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