Comparative advantages of the agricultural economy and sustainable development in Heilongjiang province

In order to maintain the sustainable development and enhance our agricultural competition,it is important to apply the principle of comparative advantage,to adjust the agricultural structure,make a more reasonable layout and develop a special agriculture.First of all,this paper analyses the comparative competition of agricultural production in Heilongjiang Province as well as the important strategic position in the whole country's grain security.At the same time,it has proposed the main factors that restrict the sustainable development of agriculture in Heilongjiang province and strategic measures in sustainable development agriculture economy in Heilongjiang province.