一个新育成的品种能否在生产上推广应用,必须经过筛选、区试、生试等试验环节以及通过品种审定,而只有科学、严谨地对待品种试验工作,才能真正筛选出生产所需新品种。为了全面提高品种试验质量,防止人为因素影响试验准确性,现将近年来在水稻新品种筛选试验过程中发现的一些问题总结分析如下,供承试人员参考。1试验田块在缺苗情况下补种其他水稻品种 Whether a newly-bred breed can be popularized and applied in production needs to be tested through screening, district and student examinations, and through the examination and verification of varieties. Only by scientifically and rigorously treating breed trials can we truly screen out new varieties for production . In order to comprehensively improve the quality of variety test and prevent the human factors from affecting the test accuracy, some problems found in the process of screening new rice varieties in recent years are summarized as follows for the reference of the testers. 1 plots plots replant other rice varieties in the absence of seedlings