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Pests of cultivated plants in Finland during 1988
(Agricultural Research Centre, 1989)
Pests of cultivated plants in Finland during 1989
(Agricultural Research Centre, 1990)
The selenium content of some agricultural crops and soils before and after the addition of selenium to fertilizers in Finland
(Agricultural Research Centre, 1990)
Effect of liming and sulphate on the selenium content of italian rye grass (Lolium multiflorum)
(Agricultural Research Centre, 1983)