向日葵是重要的油料作物,油的色、味稳定性较好,对人体最有价值的亚油酸含量也高于花生、大豆、棉籽油等,因此,受到人们重视。但近几年我省向日葵空秕率较高,对此,我们作了一些试验和调查研究。现就结果谈一些看法,供参考。一、适期播种向日葵由于自交生理不亲和的原故,自 Sunflower is an important oil crops, oil color, taste better stability, the human body most valuable linoleic acid content is also higher than peanuts, soybeans, cottonseed oil, therefore, people pay attention. However, in recent years, the rate of sunflower in our province is relatively high. In this regard, we made some experiments and investigations. Now on the results to talk about some views for reference. First, the appropriate seeding sunflower due to self-physiological incompatibility, since