Pests of cultivated plants in Finland /
Vappula, Niilo A.,author.
Maatalouden tutkimuskeskus (Finland)
Reprinted from Acta entomologica Fennica 19.
"Annales agriculturae Fenniae. Maatalouden tutkimuskeskuksen aikakauskirja. Journal of the Agricultural Research Centre"--inside front cover.
Includes bibliographical references and index.
Agricultural pests
Agricultural pests.