http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Hadi Sheykhnejad,Mohammad Ghadamyari,Vahid Ghasemi,Salar Jamali,Javad Karimi 한국응용곤충학회 2014 Journal of Asia-Pacific Entomology Vol.17 No.4
The rose sawfly, Arge ochropus (Gmelin), is one of the most destructive pests attacking rose bushes in northernIran. In the present study, the haemocyte reactions of A. ochropus larvaewere assessed against two entomopathogenicnematodes, Steinernema carpocapsae (Weiser) and Heterorhabditis bacteriophora Poinar. With injection ofinfective juveniles of H. bactriophora into A. ochropus larvae, the total haemocyte count showed alternatingfluctuations at all time intervals. Encapsulation occurred 22 hours post injection (hpi) of H. bacteriophorainfective juveniles into the rose sawfly larvae, while melanization was observed after 24 h. In the case of S. carpocapsae, initial attachment of the haemocytes was detected at 18 hpi and complete encapsulation at24 hpi; no melanization was observed. In general, findings showed strong immune responses of the rose sawflylarvae against H. bacteriophora,while these reactionswere weakened for S. carpocapsae. Therefore, it is concludedthat S. carpocapsae has more ability to overcome the host defence system, and this research provides a newwindow on its potential as a biocontrol agent.