Haku
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Diseases of cultivated plants in Finland in 1968
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1969)
Reproduction of Myzus persicae (Sulz.) and Tetranychus telarius (L.) on different chrysanthemum cultivars
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1969)
Typhula blight of clovers
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1969)
Resistance of Scandinavian winter cereal varieties to low temperature parasitic fungi
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1969)