Haku
Viitteet 1-2 / 2
Dispersal of leafhoppers and their enemies to oatfields
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1972)
Seasonal aspects of leafhopper (Hom., Auchenorrhyncha) fauna in oats
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1971)