Abstract: The distribution and species of wild rice near the Tropic of Cancer in Guangxi were described and the genetic diversity and utilization were reviewed. Some suggestions such as collection, protection and use of the wild rice germplasm resources were also recommended.

Key words: Guangxi Province, the Tropic of Cancer, wild rice germplasm resources, genetic diversity

摘要： 本文论述广西北回归线上各县市野生稻资源分布的特点和种类;探讨其遗传多样性及对经济建设的贡献;提出加强野生稻资源考察收集、保存鉴定、创新利用的建议。

关键词: 广西, 北回归线, 野生稻资源, 遗传多样性