云南省疣粒野生稻资源的现状调查

A Survey of the Current Status of Oryza meyeriana Baill. in Yunnan Province

利用现有资料,在2004年11-12月和2005年8月12月对云南省玉溪市、思茅市、西双版纳州、德宏州、保山市和临沧地区15个县(市)的37个疣粒野生稻居群的原生境进行了核查,并发现了两个新的居群。比较了2003年与2005年云南疣粒野生稻居群面积及密度的变化,发现在疣粒野生稻的小生存环境没有被过度干预下,疣粒野生稻可以良好地生存和繁衍。

Field survey on Oryza meyeriana Baill. resources in situ was carried out in Yunnan Province in November and December, 2004 and August and December, 2005. The area investigated covered 37 recorded sites of Oryza meyeriana Baill. resources belonging to 16 counties of six prefectures, i. e. Yuxi, Simao, Xishuangbanna, Dehong, Baoshan and Lincang. Two new populations were founded. Comparing with the the distribute area and density Province between 2003 and 2005, it shows that the of populations of Oryza meyeriana Baill. in Yunnan population of Oryza meyeriana Baill. could multiply by reproduction well if the living environment of Oryza meyeriana Baill. do not change much.