Haku
Viitteet 11-20 / 29
Evaluation of predator-prey ratio using Chrysopa carnea Steph. in control of Rhopalosiphum padi (L.)
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1977)
Storing dormant Coccinella septempunctata and Adalia bipunctata (Col., Coccinellidae) adults in the laboratory
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1977)
Harmfulness of soil treatment with some fungicides and incsecticides to the biological control agent Aphidoletes aphidimyza (Rond.) (Dipt., Cecidomyiidae)
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1979)
Resistance of the aphids Myzus persicae (Sulz.), Aulacorthum solani (Kalt.) and Aphis gossypii Glov. to insecticides and the influence of the host plant on this resistance
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1972)
Effect of herbicides and chlormequat chloride on host plant selection and population growth of Macrosiphum avenae (F.) (Hom., Aphididae)
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1972)
Changes in the concentration of free amino acids in plants induced by virus diseases and the reproduction of aphids
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1964)
Resistance of cereals to the aphids Rhopalosiphum padi (L.) and Macrosiphum avenae (F.) and fecundity of these aphids on Graminae, Cyperaceae and Juncaceae
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1972)
PVC rearing cages for aphid investigations
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1963)
Three Aphidiids and one Pteromalid parasitizing Rubus Aphids
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1963)
Biological studies on cereal aphids, Rhopalosiphum padi (L.), Macrosiphum avenae (F.), and Acyrthosiphum dirhodum (Wlk.), (Hom., Aphididae)
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1963)