农业是国民经济基础，粮食是基础的基础。只有稳定发展粮食生产和积极发展多种经营，才能确保社会农产品的有效供给和农民收入的增长，从而全面推进农村经济的持续发展和社会进步。山东是我国农业大省，也是粮食作物的主要产区和商品粮基地之一，小麦、玉米两大主要作物年... Agriculture is the foundation of the national economy and food is the foundation of the foundation. Only by steadily developing food production and actively developing diversified operations can the effective supply of social agricultural products and the growth of peasants’ income be ensured so as to promote the sustainable development and social progress of rural economy in an all-round way. Shandong is China’s major agricultural province, is also one of the major producing areas of food crops and commodity grain base, wheat, corn, two major crop years ...