Haku
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Growth of rye grass, barley and oats in soils amended with ashes of wood, bark, peat and coal
(Agricultural Research Centre, 1989)
Sensitivity to copper deficiency and response to copper fertilization of barley and oat varieties
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1988)
The effects of lime and phosphorus on copper uptake by oats and on the response to copper fertilization
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1976)
Variations in yields of spring wheat, barley and oats as a consequence of sowing time during the period 1970-1979 on three soil types
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1984)