油菜不仅是主要食用植物油源之一,且其饼粕中含粗蛋白35～40％,是宝贵的蛋白质资源。但因以往的栽培品种其脂肪中芥酸含量较高(我国一般高达40～50％),食用不利于人体健康;饼粕中的硫代葡萄糖甙在芥子酶的作用下,产生恶唑烷硫酮,异硫氰酸盐等有毒物质,饲养家禽能引起甲状腺肿大,影响生长发育,并导致肝、肾病变,从 Rape is not only one of the main edible vegetable oil sources, but also contains 35-40% crude protein in the meal, which is a valuable protein resource. However, due to the previous cultivated varieties of erucic acid in their fat content is high (generally up to 40 to 50% in China), consumption is not conducive to human health; meal glucosinolates glucosinolates in the role of mustard enzyme, oxazolidine sulfur Ketones, isothiocyanates and other toxic substances, raising poultry can cause goiter, affect growth and development, and lead to liver and kidney disease, from