随着商品农业的发展，经济作物面积逐渐扩大，粮经争地矛盾加剧，特别是一熟区尤为突出。如何保证粮食稳步增长，又使经济作物有较大的发展，已是亟待解决的重要课题。为此１９９１年开始研究粮菜间作套种技术，成功地创出了玉米套种大蒜高产高效模式，变一茬为两茬，夺取... With the development of commodity agriculture, the area of ​​economic crops has gradually expanded, and the conflicts between grain and economy have intensified, especially in the one-crop zone. How to ensure the steady growth of grain and the great development of economic crops have become an important issue to be solved urgently. To this end in 1991 began intercropping Intercropping technology, successfully created a corn intercropping garlic high yield and efficient mode, change a crop of two stubble, to seize ...