风是影响果园生产的重要气候因子。果园周围在没有营造防风林的情况下,风会直接袭击果园,一年四季均可使果树受到伤害,尤其在春季,果树在花期常常遇上大风,风速过大时,易引起空气中相对湿度降低,使果树花器的柱头干燥,影响授粉受精,降低座果率.风力过大时,还会妨碍许多昆虫的飞翔活动,也影响花期 Wind is an important climatic factor that affects orchard production. In the orchard around without creating windbreaks, the wind will directly attack the orchard, fruit trees can be harmed throughout the year, especially in spring, fruit trees often encounter windy flowering, the wind speed is too large, easily lead to lower relative humidity in the air , So that the stigma of fruit trees flower drying, affecting pollination and fertilization, reducing the rate of fruit set.When the wind is too large, but also hinder the flying activities of many insects, but also affect the flowering