保证杂交水稻种植面积,减少杂交稻种子转商损失,延长杂交稻陈种使用年限,是当前杂交稻推广与经营中要解决的重要问题。我们在1984～1985年采用去湿机在常温仓库进行了贮藏8.5万公斤陈种的试验,取得了良好的效果。一、材料与方法试验材料:1983年10月收获,经普通仓贮藏至1984年4月末供应完的汕优8号一级种子8.25万公斤,珍汕97A2500公斤。仓库准备与种子处理:①选择地势较高的座北 It is an important issue to be solved in the current popularization and management of hybrid rice to ensure the acreage of hybrid rice, reduce the trans-commercial loss of hybrid rice and extend the useful life of hybrid. In 1984 ~ 1985, we used dehumidifier to carry out the test of storing 85,000 kg of Chen seeds at room temperature and achieved good results. Materials and methods Test materials: October 1983 harvest, storage by ordinary storage until the end of April 1984 finished supply of Shantou 8, a seed 82500 kilograms, 97A2500 kilograms of Zhen Shan. Warehouse preparation and seed treatment: ① select the higher ground north