Haku
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Observations on the stem nematode Ditylenchus dipsaci (Kuhn) Filipjev as a pest of red clover in Finland
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1962)
Growth substrate of plants and the reproduction rate of Tetranychus telarius (L.), Acyrthosiphon pisum Harris and Myzus persicae (Sulz).
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1969)
Reproduction of Myzus persicae (Sulz.) and Tetranychus telarius (L.) on different chrysanthemum cultivars
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1969)
Pests of cultivated plants in Finland in 1968
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1969)
Abundance of pests in greenhouses
(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)
Pests of cultivated plants in Finland in 1979
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1980)
The pseudoscorpionid Chernes cimicoides as a predator of the predatory mite Phytoseiulus persimilis on cucumber cultures in glasshouses
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1981)
Pests of cultivated plants in Finland in 1980
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1981)
Field studies on the factors affecting the population dynamics of the bird cherry-oat aphid, Rhopalosiphum padi (L.) in Finland
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1982)