油用向日葵含油量性状是可遗传的[1] ,它的含油量一般为 30 %～ 70 % ,尤其是油中的亚油酸含量高达 6 5 %～ 73.9% [3 ] ,油质好于大豆油和菜籽油 (大豆含油量为 19%～ 2 1% ,其中亚油酸含量为 5 0 %左右 ,油菜含油量为 19%～ 31% ,其中亚油酸含量为9%～ 2 5 % )。由于亚油酸含 The oilseed oil trait is heritable [1], its oil content is generally 30% ~ 70%, especially the oil content of linoleic acid as high as 65% ~ 73.9% [3], the oil is better than Soybean oil and rapeseed oil (soybean oil content of 19% ~ 21%, of which linoleic acid content of about 50%, rape oil content of 19% to 31%, of which linoleic acid content of 9% ~ 25 %). As linoleic acid containing