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植物新品种满足特异性、一致性和稳定性(合称DUS)是授予品种权的前提条件之一。DUS测试指南是开展DUS测试的技术依据。本文详细介绍了薏苡DUS测试指南的研制过程,包括适用范围、繁殖材料的要求、测试性状的选择、性状表达状态和相应代码的确定、标准品种的筛选、DUS判定标准和技术问卷的设计等。薏苡指南的研制对促进中国薏苡新品种保护,鼓励品种创新及加强品种管理具有重要意义。
Meeting the specificity, consistency and stability of plant varieties (collectively DUS) is one of the preconditions for granting variety rights. DUS test guide is to carry out the technical basis of DUS test. This paper introduces the development process of Coix lachrymalis DUS test guideline in detail, including the scope of application, the requirements of propagation materials, the selection of testing traits, the state of expression and the corresponding code, the screening of standard varieties, the DUS judgment standard and the design of technical questionnaire. The development of Coix is very important to promote the protection of new varieties of Coix in China, encourage variety innovation and strengthen variety management.