The Effect of Ant-Attendance on the Foraging Behaviour of the Aphid Parasitoid Lysiphlebus cardui

Oikos ◽  
1994 ◽  
Vol 70 (1) ◽  
pp. 149 ◽  
Author(s):  
Wolfgang Völkl ◽  
Wolfgang Volkl

Oecologia ◽  
2019 ◽  
Vol 191 (1) ◽  
pp. 113-125 ◽  
Author(s):  
Loulou Albittar ◽  
Mohannad Ismail ◽  
Gertrud Lohaus ◽  
Arnaud Ameline ◽  
Bertanne Visser ◽  
...  




1997 ◽  
Vol 121 (1-5) ◽  
pp. 23-28 ◽  
Author(s):  
W. W. Weisser ◽  
W. Völkl


1986 ◽  
Vol 102 (1-5) ◽  
pp. 342-352 ◽  
Author(s):  
M. D. Collins ◽  
A. F. G. Dixon


1996 ◽  
Vol 86 (2) ◽  
pp. 193-201 ◽  
Author(s):  
P.A. Umoru ◽  
W. Powell ◽  
S.J. Clark

AbstractThe effects of the aphicide pirimicarb on the foraging behaviour of the aphid parasitoid Diaeretiella rapae were investigated in the laboratory, using aphid-infested and uninfested, young oilseed rape plants. Female parasitoids spent significantly less time foraging on plants sprayed with pirimicarb within the previous 24 h than on untreated plants, regardless of the presence of aphid hosts. Whilst foraging on sprayed plants, parasitoids spent relatively more time walking than they did when foraging on untreated plants. On sprayed plants foraging parasitoids tended to avoid leaf surfaces, thereby reducing the chances of encountering aphid hosts whilst on the plant. These sublethal effects of the aphicide on foraging parasitoids would considerably reduce their impact on aphid populations which survived in a crop after spraying. This has important implications for the control of aphids, such as Myzus persicae, which have developed pesticide resistant strains.



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