[Investigation on occurrence of lycium pests and their natural enemies].
OBJECTIVE
To Provide the scientific basis for controlling the lycium pests.


METHODS
The kinds and number of pests and their natural enemies were investigated at regular intervals and on the fixed trees.


RESULTS
There are 13 kinds of lycium pests and 17 kinds of natural enemies, the occurrence of which are closely related.


CONCLUSIONS
Natural enemies can control aphids and psyllidae effectively, but ten-spotted lema and Epithrix sp. must be controlled by pesticides.
Chen
Jun
J
Institute of Medicinal Plant Development, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100094, China. junzichen@263.net
Cheng
Hui-zhen
HZ
Ding
Wan-ong
WO
Zhang
Guo-zhen
GZ
Du
Xiang-ge
XG
D000818:Animals; D001042:Aphids; D001517:Coleoptera; D017753:Ecosystem; D006430:Hemiptera; D007915:Lepidoptera; D032305:Lycium; D010572:Pest Control, Biological; D010575:Pesticides; D012621:Seasons
D010575:Pesticides