近年来,国际上许多国家对农作物和蔬菜良种的种子,广泛采用包衣处理技术。优良品种的种子,经过机械加工、分级再进行包衣处理,能促使良种标准化和商品化,许多国家都有完整的种子工业,种子公司集中进行种子加工和包衣处理,用标准化种子供应国内外需要。建国以来,我国培育许多良种,但缺少种子加工工业,“白籽下种”的现象极为普遍。最近几年,我国自己研制生产出了包衣用的种衣剂,并在全国部分 In recent years, many countries in the world widely apply the coating treatment technology to seeds of crop and vegetable seeds. Seeds of good varieties, after mechanical processing, grading and then coating treatment, can promote the standardization and commercialization of varieties, many countries have a complete seed industry, seed companies focus on seed processing and coating treatment, the use of standardized seed supply at home and abroad need. Since the founding of the People’s Republic of China, many varieties have been cultivated in our country, but the seed processing industry is lacking. The phenomenon of “planting white seeds under the sun” is extremely common. In recent years, China has developed its own coating of seed coating, and in the country part