论文部分内容阅读
果梅是福建上杭县七大支柱产业之一，蚜虫是我县梅树最重要害虫之一，是影响产量的一大障碍因素，其为害轻会造成叶片卷曲、影响光合作用，为害重则导致落叶、枯梢甚至落果，降低果实的品质和产量。根据省科委项目课题，我们于1997～1998年对果梅蚜虫的发生情况进行了调查...
Fruit plum is one of the seven pillar industries in Shanghang County, Fujian Province. Aphid is one of the most important pests of plum in our county. It is a major obstacle to yield, which will cause curly leaf and affect the photosynthesis while causing serious damage. Fallen leaves, shoots and even drop fruit, reducing fruit quality and yield. According to the provincial Science and Technology Commission project topics, we conducted a survey on the occurrence of fruit aphids in 1997 ~ 1998 ...