-31 - 
1931 
Veitch, R. (156) 
Report of the chief entomologist. Queensland Dept. Agr. Ann. 
Rpt., 1930-31: 43-46. 
Aphelinus mali , although effective in controlling the woolly 
apple aphid in previous years, was not so effective in the past 
season. 
Venables, E. P. (157) 
Aphelinus mali Hald., a parasite of the woolly aphis. Ent. Soc. 
Brit. Columbia Proc. 28: 16-18. 
A brief review of the distribution of A. mali into various parts 
of the world, and a short account of its introduction from Ontario 
into the Okanagan Valley of British Columbia in 1929. 
Werneck, H. L. (158) 
Beitrage zur Einfuhrung und Verbreitung der Blutlauszehrwespe 
Oberosterreich. Gartenbauwissenschaft 5: 360. 
Reports the introduction of Aphelinus mali into Austria from 
France in 1926. It successfully competes with its host in Upper 
Austria and near Linz. 
1932 
Childs, L., and Gillespie, D. G. (159) 
Production and spread of the woolly aphid parasite, Aphelinus 
mali, in the Hood River Valley. Jour. Econ. Ent. 25(5): 
1013-1016. 
Reports the introduction and establishment of A. mali from 
Michigan into the Hood River Valley and other points in Oregon 
in 1929. Notes are also given on methods of liberation and on 
the biology of the parasite. 
Kamito, S. (160) 
/On the biological control of pests in the countries along the 
Pacific Ocearu/ Oyo-Dobutsugaku Zasshi 4(3): 154-158. 
£In Japanese/ 
Aphelinus mali was introduced from Oregon into Japan, and 
is being reared there. 
