Welcome to visit Scientia Silvae Sinicae,Today is

Scientia Silvae Sinicae ›› 1997, Vol. 33 ›› Issue (3): 279-282.

Previous Articles     Next Articles

STUDIES ON THE BIONOMICS OF CEPHALCIA TIANMUA MAA

Hanlin Chen1,Renyou Zhao2,Genming Jin3,Xiaoping Lu3,Chunsheng Li4   

  1. 1. Songyang Research Institute of Forestry Songyang 323400
    2. Lishui Prefecture Forest Protaction Station Lishui 323000
    3. Lishui City Forestry Bureau Lishui 323000
    4. Songyang County Forestry Bureau Songyang 323400
  • Received:1996-01-16 Online:1997-05-25 Published:1997-05-25

Abstract:

Cephalcia tianmua Maa is a forest insect pest injurious to leaves of Pinus massoniana Lamb.. It can cause defoliation on large areas when reproducing on a large scale. It hasone generation during a year, and the paiod of feeding is more than one month. It hibernates as prepupa in the soil and pupates and emerges in next spring.Natural enemies are significant factors for restricting its population increace.

Key words: Cephalcia tianmua Maa, Pinus massoniana Lamb, Bionomics