Abstract:

This paper discussed the harms of pests and contribution of plant protection on the production value of grain crops, the income of rural people and the grain price in China. The results turned out that the effect of plant protection for grain production plays an important role in the grain output value ,stabling and increasing the income of rural people, and closely relates to the grain price in China. At last, some strategies for promoting plant protection of production of grain crops in China were proposed.