Biology and control of Pseudaulacaspis pentagona on oil nane.
Author of the article:DING Xue-Yi
Author's Workplace：(Agricultural Technique Station of Gutian County,Fujian Province\ 352200, China).
Key Words：oil nane; white peach scale; biology; control
Abstract：White peach scale,Pseudaulacaspis pentagona(Targioni-Tozzetti),is one of the key insect pests on oil nane tree.It has four generations a year and overwinters as impregnated adult female on the brunches of oil nane under conditions in Gutian County,