论文部分内容阅读
细毛蝽(Dolycoris baccarum L.)又名斑须椿象。属半翅目,椿科(Pentatomi■-ae)。我省各地均有分布,危害小麦、烟草、水稻、玉米、高粱、大豆、芝麻、棉花、甘蓝、白菜等多种农作物和苹果、梨、桃、泡桐等林木果树,在许昌地区危害烟草的顶梢嫩茎,致使大批植株顶梢萎蔫,生长停滞,成为烟田主要害虫之一。一、形态特征(一)成虫:体长8.3-11.4毫米,体阔5.0-6.5毫米。全身密布黑色刻点及纤细茸毛,尤以前胸背板、小盾片及头部茸毛更多。体色变异较大。触角5节、黑色,第一节全部
Dolycoris baccatum (Dolycoris baccarum L.), also known as Spotted Stinkbug. Is a Hemiptera, Chun (Pentatomi ■ -ae). There are many kinds of crops such as wheat, tobacco, rice, corn, sorghum, soybean, sesame, cotton, cabbage and cabbage and apples, pears, peach, paulownia and other tree and fruit trees distributed in all parts of our province and endanger the top of tobacco in Xuchang area Stems tender stems, resulting in a large number of plants top wilting growth stagnation, becoming one of the major tobacco pests. First, the morphological characteristics (a) adult: body length 8.3-11.4 mm, body width 5.0-6.5 mm. The whole body black markings and slender hair, especially the front and back panels, scutum and head hair more. Body color variation larger. Tentacles 5, black, the first section of all