四川省阿坝州野生荞麦资源分布考察

Investigation of Geographical Distribution of Wild Buckwheat Resource in Aba,Sichuan Province

通过2006-2007年5次对四川省阿坝州9县172个乡镇450个不同生态点的野生荞麦资源进行考察、收集和整理,共获得分布于阿坝州不同生态环境下7个类型1个变种的野生荞麦资源种子和标本126余份。对其进行整理研究后得出如下结论：阿坝州荞麦野生种存在着地理分布多样性和明显的集中分布区;发现一野生荞麦新种（待鉴定、命名）。

The wild buckwheat resources had been systematically investigated and collected from 450 zonules in 172 prefectures of 9 counties of Aba,Sichuan province from 2006 to 2007. In this investigation, about 126 samples had been collected from 7 species and 1 mutant. The investigation result showed that, in Aba, the wild buckwheat appeared diversity of geographical investigation and had obviously distributing centers. A new species or mutant was found（waiting to be identified）in the investigation.