向日葵是世界各国广泛种植的油料作物,其产量的提高与稳定,除受其内在的丰产潜能制约外,外界因素的干扰也常成为向日葵减产的重要因素,其中尤以病虫害的为害是影响向日葵稳产高产的重要干扰因素。向日葵具有抗逆性强,产量高,含油量高,在我国是一个发展中的油科作物。 Sunflower is a widely planted oilseed crop in many countries in the world. Its yield and stability are not only restricted by its inherent potential of high yield potential, but also the disturbance of external factors, which is also an important factor in reducing the yield of sunflower. In particular, the damage caused by pests and diseases affects the stability of sunflower High yield of the major disturbing factors. Sunflower has a strong resistance, high yield, high oil content, in our country is a developing oil crops.