蜘蛛是一种重要的害虫天敌,在生防中很有利用价值,我省蜘蛛种类多、分布广,现将几种主要蜘蛛介绍于下。一、新叶蟹蛛(图一) 雌蛛体翠绿色,长10毫米。前对步足有很多成对的刺,腹部后端着生4排黑色的毛;雄蛛头胸部前方及步足基部红褐色。此种蜘蛛多见于玉米、小麦、棉花、苹果、桃、枣、榆、柳树枝及叶面上,以幼虫在树皮下 Spiders are an important predator of pests and have great value in biocontrol. There are many kinds of spiders in our province and they are widely distributed. Now, several main spiders are introduced below. A new crab spider (Figure 1) female spider green, 10 mm long. There are many pairs of prodigious prodigal foot before the abdomen with 4 rows of black hair; male head in front of the chest and foot base red-brown. Spider more common in corn, wheat, cotton, apple, peach, jujube, elm, willow branches and foliage, larvae in the bark