Haku
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Winter damage and low-temperature fungi on leys in North Finland in 1976-1979
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1981)
The effect of snow cover on temperature conditions in the soil and overwintering of field crops
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1962)
Wintering of field crops in Finland, 1968-1969
(Agricultural Research CentreMaaseudun TulevaisuusMaatalouden tutkimuskeskus, 1970)
Control of low-temperature parasitic fungi in winter cereals by fungicidal treatment of stands
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1964)