Studies on the thrips (Thysanoptera) species most commonly occurring on cereals in Finland
By: Pekka Köppä
Contributors: Helsingin yliopisto
Series: Animalia nocentia - Tuhoeläimet -- 42
Publisher: Maatalouden tutkimuskeskus
Published: 1970
Place of publication: Hki
Language: eng
Number of pages: 265
Notes: Erip.: Annales agriculturae Fenniae, 9: 191-265.

Thesis (doctoral)--University of Helsinki, 1970.