Haku
Viitteet 1-4 / 4
Mineral content in heavily nitrogen fertilized grass and its silage
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1979)
The effect of magnesium, potassium and nitrogen fertilizers on the uptake of nutrients by spring cereals and cultivated grassland
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1979)
The effect of magnesium fertilizing on spring cereal and cultivated ley yield and on soil nutrient contents at two potassium and nitrogen fertilizer levels
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1978)
Mineral nitrogen reserves in soil and nitrogen fertilization of barley
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1985)