Rape flowers are rich in pollen. The oil content of seeds is 35~50%, which can be used for oil extraction or feed. In addition, the tender stems and leafy vegetables of rape flowers are edible. Rape flower is the largest edible vegetable oil raw material in China. The fruit juice made of rape flowers is said to have the effect of preventing hypertension, anemia and colds in medical treatment. Wuyuan rape flower refers to the beautiful and spectacular artificial landscape in Wuyuan County. The most beautiful season in Wuyuan is when rape blossoms are in full bloom. Rape flower has become the best green resource to attract tourists.
Rape flower has important economic value and ornamental value, and it is a kind of tourism resource. Rape entered the flowering period, and the fields were golden. Yu Shao's poem says: "Rape flowers are full of rehmannia, and butterflies in the flowers are busy;" The breeze blows golden waves and overflows intoxicating fragrance. " Rape flowers are in full bloom, and the pollen is rich in nectar, attracting butterflies and bees to fly among the flowers. The rich floral fragrance is intoxicating, and the beautiful scenery makes people linger.