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对引种国外普遍野稻的32个系统的特征特性在广州自然条件下进行了观察。结果表明,不同类型间的性状有较大的差异,但以株型匍匐、穗型直散、谷粒细长、剑叶长窄、中长花药、长芒、色紫、感光性强等的类型居多;在出穗期、株高和感光性方面,多年生型>中间型>一年生型,反映出普通野稻从多年生向一年生进化的趋势。芒长则相反,一年生型>中间型>多年生型。
The characteristics of 32 systems introduced from wild rice in foreign countries were observed in Guangzhou under natural conditions. The results showed that there were great differences among the different types of traits. However, the plant types of prostrate, spike type straight, slender grain, long and narrow sword flag, long and medium anther, Changmang, purple, Mostly type; perennial> mid-> annual in heading, plant height and light sensitivity, reflecting the trend of common wild rice from perennial to annual evolution. On the contrary, the mandarin is annual in type> intermediate> perennial.