过氧化氢脱毒前后小桐子油饼营养成分分析

Analysis of nutritional components in seed cake of Jatropha curcas before and after detoxification by hydrogen peroxide

小桐子（Jatropha curcas Linn．）又名麻疯树，属于大戟科（Euphorbiaceae）麻疯树属（JatrophaLinn．）植物，在中国西南各省均有大规模种植基地。小桐子树皮和叶片具有多种生物活性；种子含丰富油脂，可作为生物柴油的原料。

Contents of nutritional components in seed cake of Jatropha curcas Linn. before and after detoxification by hydrogen peroxide were determined and compared. The results show that phorbol esters is not existed in seed cake of J. curcas after detoxification. Contents of water, crude protein, crude fiber, reducing sugar and total sugar in seed cake after detoxification all are lower than those before detoxification, contents of different fatty acids and amino acids in seed cake after detoxification increase or decrease, but there is no significant difference （P〉0.05）. It is suggested that detoxified seed cake of J. curcas can be further developed for using as plant protein feed.