１　形态特征马铃薯瓢虫属于昆虫纲、鞘翅目、多食亚目、瓢甲科。其形态特征如下：１．１　成虫　半球形、赤褐色、全身密生黄褐色的细毛，体长６．６～７．１ｍｍ，每鞘翅上有２４个黑斑，故又称二十八星瓢虫。１．２　卵　炮弹形，长１．３～１．５ｍｍ，卵上有纵纹；初产时? 1 Morphological characteristics Potato ladybugs belong to the order Insecta, Coleoptera, eat more suborder, beetle. Its morphological features are as follows: 1.1 Adult hemispherical, auburn, whole body dense brownish fine hair, body length 6.6 ~ 7.1mm, there are 24 black spots per coleoptile, it is also known as twenty-eight ladybug. 1.2 Ellipse Shells, 1.3 ~ 1.5mm long, vertical lines on the egg;