Haku
Viitteet 1-10 / 19
Pests of cultivated plants in Finland in 1968
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1969)
The effect of storage on the germination of lindane-treated seeds and on the efficacy of such treatment in controlling flea beetles (Phyllotreta spp.) and cabbage root flies (Hylemyia spp.)
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1963)
Changes in the concentration of free amino acids in plants induced by virus diseases and the reproduction of aphids
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1964)
Biology of dicranotropis Hamata (Boh.) (Hom., Araeopidae)
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1964)
The abundance of seed pests of red clover in Finland and the effect of certain factors on their abundance
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1964)
The effect of pyrethrum preparations on certain common horticultural pests
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1964)
PVC rearing cages for aphid investigations
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1963)
Three Aphidiids and one Pteromalid parasitizing Rubus Aphids
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1963)
The resistance of certain Finnish red clover varieties to the stem nematode Ditylenchus dipsaci (Kühn) Filipjev
(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)