Haku
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Influence of sugarbeet and non-host plants on a field population of Heterodera schachtii
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1985)
Megadelphax sordidula (stål)(hom.,delphacidae) as a vector of phleum green stripe virus
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1976)
Wheat blossom midges, Sitodiplosis mosellana (Gehin) and Contarinia tritici (Kirby) in Finland during 1981-1987
(Agricultural Research Centre, 1989)
"Pest in first" and "natural infestation" methods in the control of tetranychus urticae koch with phytoseiulus persimilis athias-henriot on glasshouse cucumbers
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1976)
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)
Pests of cultivated plants in Finland in 1974
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1975)