Haku
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Lindane seed dressing and dimethoate spraying in pest control of sugar-beet seedlings
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1975)
Piesma maculatum Lap. (Het., Piesmidae) as a pest on sugar beet in Finland
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1973)
Chemical control of sugar-beet pests in Finland: efficiency and economic return
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1976)