Diversity analysis of panicle traits in Chinese prickly ash germplasm resources and their influence on its systematic classification.

Results Differences in panicle characteristics among various prickly ash germplasm resources The panicle length, panicle width, panicle length–width ratio, primary branch, grain number per panicle, and grain weight per panicle of t0he prickly ash germplasm resources were significantly different from one another (Tables 1 and 2 ), and the interaction effect of year and variety on panicle characteristics of prickly ash was extremely significant ( p < 0.01, Table S1 ).

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