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Search works, persons, organizations and subjects:
Roivainen, Osmo
URI:
http://urn.fi/URN:NBN:fi:au:pn:000079140
name
Roivainen, Osmo
Authored works
Ankeroiset viljelyskasvien vahingoittajina
Juurikasankeroinen
Observations on the stem nematode Ditylenchus dipsaci (Kühn) Filipjev as a pest of red clover in Finland
The resistance of certain Finnish red clover varieties to the stem nematode Ditylenchus dipsaci (Kühn) Filipjev
Transmission of cocoa viruses by mealybugs (Homoptera: Pseudococcidae)
Works contributed to
Works about Roivainen, Osmo
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