森林对于控制环境污染,维持生态平衡.防止水土流失,调节气候,美化环境有着极为重要的作用;破坏或忽视森林的巨大作用,必将受到大自然的惩罚。由于忽视林业,破坏森林和山地丘陵植被,造成水土流失。据统计,全省水土流失面积为5万7千平方公里,达总面积的27%,每年冲走表土约17000余万吨,相当于削去80万亩耕作层,流失氮,磷、钾养分192万吨。 Forests control environmental pollution and maintain ecological balance, preventing soil and water loss, regulating climate and beautifying the environment play an extremely important role. To destroy or neglect the great role of forests is bound to be punished by nature. Due to neglect of forestry, destruction of forests and hilly vegetation, resulting in soil erosion. According to statistics, the province’s soil erosion area of ​​57,000 square kilometers, reaching 27% of the total area, washed away more than 17,000 tons of surface soil each year, equivalent to slashing 800000 acres of tillage, loss of nitrogen, phosphorus and potassium nutrients 1.92 million tons