基本情况 1975年,我区农垦系统各场的间复套种方式多样。据13个农场不完全的统计,间复套种面积共计89,610.5亩,其中套种25,360亩,间作31,449亩,复种38,801.5亩。仅就小麦一项来看,由于实行套种就比单播每亩增产31.9斤,全农垦系统共计增产小麦78,602.7斤,充分显示了它蕴藏着巨大的增产潜力。 The basic situation In 1975, my area farming system of intercropping between the various ways. According to incomplete statistics on 13 farms, 89,610.5 mu of intercropping area were planted, of which 25,360 mu were interplanted, 31,449 mu intercropped, and 38,801.5 mu were planted in multiple crops. Only a wheat point of view, due to the implementation of intercropping than unicast yield 31.9 kg per mu, the whole system of land for cultivation of wheat increased by 78,602.7 kg total, it shows that it holds a huge yield potential.