Haku
Viitteet 31-40 / 67
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)
Piesma maculatum Lap. (Het., Piesmidae) as a pest on sugar beet in Finland
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1973)
The abundance of seed pests of red clover in Finland and the effect of certain factors on their abundance
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1964)
Early- and high-summer flight periods of leafhoppers
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1973)
The effect of various stickers used in lindane seed treatment on the germination of swede and turnip
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1964)
The abundance of seed pests of alsike and white clover in Finland
(Agricultural Research Centre, 1964)
The effect of pyrethrum preparations on certain common horticultural pests
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1964)
Loss of lindane, dimethoate, and methyl parathion residues from seedlings of sugar beet as influenced by plant growth
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1972)
Dicranotropis hamata (Boh.) (Hom., Araeopidae) as a vector of cereal viruses in Finland
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1963)
PVC rearing cages for aphid investigations
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1963)