农作物区域试验是种子工程的重要环节,是鉴定品种丰产性、优质性、适应性、抗逆性的关键措施,是联系农业科研与农业生产实践的桥梁,也是品种管理的基础和重要组成部分。几年来,德州市种子处先后承担了国家级小麦、玉米、棉花区域试验、省级小麦、玉米、棉花预备试验、区域试验和生产试 Regional testing of crops is an important part of seed engineering and is the key measure to identify the varieties’ high yield, good quality, adaptability and resistance to stress. It is also a bridge linking agricultural research with agricultural practices and the basis and important part of variety management. In recent years, Dezhou Seed Department has undertaken the national wheat, corn, cotton regional test, provincial wheat, corn, cotton preparation test, regional test and production test