油菜是异花受粉植物,利用蜜蜂为油菜传授花粉,能够提高菜籽产量。1982年选择肥沃平整的土地作为试验田,设传粉区和对照区,9月上旬播种油菜,管理措施同一般大田。为了避免对照区传粉,在对照区上搭1.3 Rape is a cross-pollination of plants, the use of bees to teach pollen rape, rapeseed can increase production. In 1982, a fertile land was chosen as the experimental field. Pollinated areas and control areas were set up. Rapeseeds were sown in early September and the management measures were the same as those in the field. In order to avoid the control area pollination take 1.3 in the control area