Seed potatoes : sampling for potato cyst nematode (Eelworm).
Great Britain.Scottish Office.Agriculture, Environment and Fisheries Department.
[Edinburgh] : Scottish Office Agriculture and Fisheries Dept.,
1994.
Caption title.
With: Potato cyst nematode (PCN) : notes to growers (8p.), SOAFD, Potatoes and Plant Health Branch (2p.) and Application for soil test for potato cyst nematode (2p.) attached.
Potatoes
Golden nematode