论文部分内容阅读
杂交稻陈冲在生产上是可以利用的，但必须抓以下几个关键。1严禁新种陈种混供。杂交稻隔年陈种和新制种子，吸水膨胀速度及发芽势均有差异，因此在供种时，必须分新陈林子、分时期分育秧批次供种子．2．抢晴翻晒陈种．杂交稻隔年陈种在育秧泡种前5－10天，应选择晴好天气，翻晒
Chen Chong hybrid rice is available in production, but we must grasp the following key. 1 is strictly forbidden to breed new species. Hybrid rice in the next year Chen new species and seeds, water swelling rate and the germination potential are different, so for the species, you must sub-Chen Linzi, sub-seedlings in batches for seed. 2. Qiang sunny sun species. Hybrid rice in the next year Chen species in the seedling 5-10 days before the bubble, should choose sunny weather, turn the sun