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)
Aberrant spermatogenesis in the leafhopper Macrosteles laevis (Rib.), infected by the aster yellows agent
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1976)
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 1985
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1986)
Pests of cultivated plants in Finland in 1979
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1980)
Pests of cultivated plants in Finland during 1988
(Agricultural Research Centre, 1989)
The pest potential of Meloidogyne hapla in northern field conditions
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1988)