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本文论述了牧草种子硬实的特点、硬实形成原因及农业生态学意义。指出牧草种子硬实的大小是由种子遗传性和环境条件共同调控的。牧草种子硬实对种质繁衍和长期保存具有很重要的生态学意义。
This paper discusses the characteristics of hardwood forage seeds, the reason of hardwood formation and the significance of agroecology. Pointed out that the size of forage seed hard by the genetic and environmental conditions of seed common regulation. Forage seed hardwood is very important ecological significance for the multiplication and long-term preservation of germplasm.