您要查找的是不是：
- The Occurrence Regularity and Control Technique of Elongate Cottony Scale, Phenacoccus Pergandei Cockerell 长绵粉蚧的发生规律和防治技术研究
- Phenacoccus pergandein. 柿绵粉蚧
- Study on the Analysis of Spatial Distribution for the Population of Parlatoria pergandei Comstock on Apple 苹果糠片盾蚧种群空间分布型研究
- Phenacoccus acerisn. 绵粉蚧
- Phenacoccus arctophilusn. 寒地绵粉蚧
- Phenacoccus prunicolan. 梅绵粉蚧
- Phenacoccus fraxinusn. 蜡绵粉蚧
- Phenacoccus solenopsis Tinsley 绵粉蚧
- Phenacoccusn. 绵粉蚧属
