玉米制种田的收获丹东市园丰农业科技开发公司佟志强李国斌１．砍掉父本１９９６年，辽宁省种子管理站已做出明确要求，在玉米制种田授完粉后要将制种田的父本全部砍掉。这样做的好处有三点，一是可以防止在收获时父母本混杂；二是可以增强制种田通风透光，有利于种子降水... Harvesting of corn farming Dandong City Garden Fung Agricultural Science and Technology Development Company Tong Zhiqiang Li Guobin 1. Cut off the father in 1996, Liaoning Province, seed management station has made a clear request, after the corn farming system to grant the powder to be cut off all the farming father. The benefits of doing so are three things. One is to prevent the parents from being mixed at the time of harvest. The other is to enhance the ventilation of the farming system and the precipitation of seeds.