种子包衣技术（六）四、种子包衣方法（下）大批量种子进行包衣处理，需使用种子包衣机；用做试验、示范等少量种子，可用手工包衣。具体方法如下：１、机械包衣。首先要选好机型，把好机具的质量关。我国目前生产的包衣机有三大类型。一是搅龙型。如从美国加德森种子公司... Seed coating technology (f) Fourth, the seed coating method (below) Large quantities of seeds for coating treatment, the need to use seed coating machine; used for testing, demonstration and other small seeds, manual coating can be used. Specific methods are as follows: 1, mechanical coating. First of all, to choose a good model, the good quality of the machine off. There are three types of coating machines currently produced in our country. First, stir-type. Such as from the United States Gadson Seed Company ...