论文部分内容阅读
1 种子入库带虫原因 1.1 杂交稻制种田受外界感染有虫。制种田靠近贮粮仓或民房的,种子收获前,由于虫害从室内飞到制种田寄蚀稻谷,在田间繁殖,成虫喜吃种子的胚,卵产于稻粒内,种子收获后带虫源入库,在种仓适温条件下,孵化的幼虫,在稻粒中蛀食,生长,化蛹至羽化成虫才爬出种粒,
1 seeds into the library with the reasons for insects 1.1 hybrid rice farming outsiders infected with insects. System of farming near grain storage silos or houses, the seeds before harvest, due to pests from the indoor flight to the system of rice paddies, breeding in the field, adults like to eat seed embryos, eggs produced in the rice grain, the seeds after harvest into the source of insects Libraries, hatching larvae in the barn temperature, seedlings in rice grain growth, pupation to pupal to climb out of the seeds,