间混套种是我国广大农民的传统耕作习惯,早在汉朝就开始应用这种耕作方法。西汉《汜胜之书》中有:“每亩以黍椹子各三升合种之”、“又可种小豆于瓜中”的记载,至今已有两千余年的历史。随着农业科学的进步,这一传统经验也愈 Intermixing is the traditional farming practices of the vast majority of peasants in our country. As early as the Han Dynasty, this farming method was applied. In the Western Han Dynasty, there are two thousand years of records in the books of “Ningsheng”: “Three kinds of millet per son with three liters per acre” and “Can be planted with small beans in melons”. With the advancement of agricultural science, this traditional experience is also more