Haku
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Mortality of Aphidoletes aphidimyza Rond. (Dipt., Itonididae) larvae treated with acaricides
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1976)
Control of Rhopalosiphum padi (L.) (Hom., Aphididae) on cereals
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1976)
Chemical control of sugar-beet pests in Finland: efficiency and economic return
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1976)
Studies on the hibernation of certain species of thrips living on cereal plants
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1969)
Pests of cultivated plants in Finland in 1974
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1975)