Investigation of geographical distribution and evaluation of Jatropha curcas in Yunnan province

Abstract

The distribution,resource volume,content of crude fat of Jatropha curcas were systematically investigated and studied in Yunnan province.The result showed that the resource of Jatropha curcas are mainly sporadically distributing in 260 countryside of the watershed of Jinshajiang,Lancanjiang,Nujiang and Honghe in Yunnan province.There was greatly difference in crude fat among 81 populations and individuals.The contains of crude fat in the 81 populations,the Yongren county contained 67.00 % and the Pingbian county contained 34.88 %.The resources status and prospect of Jatropha curcas exploration and utilization in Yunnan province was analyzed.