亚麻为亚麻科,亚麻属植物,是重要的麻纺工业原料和油料作物。宾川县于2001年引进试种纤用亚麻并推广1425.4hm2。纤用亚麻即将成为宾川县的一个新兴产业和新的经济增长点,但冬、春季亚麻生长生育期中,大面积暴发白粉病,严重影响了此产业在宾川的发展。为此,笔者对其发生原因进行了初步探索。 Flax is flax, flax, is an important industrial raw materials and oil hemp crop. Binchuan County in 2001 to introduce test fiber with linen and promote 1425.4hm2. Linen is about to become a new industry in Binchuan County and a new economic growth point, but in winter and spring flax growth period, the outbreak of powdery mildew, seriously affected the development of this industry in Binchuan. To this end, I made a preliminary exploration of its causes.