Haku
Viitteet 1-3 / 3
The effect of heavy nitrogen fertilization on the quantity and quality of yields of meadow fescue and cocksfoot
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1974)
The effect of nitrogen fertilizer on the potassium requirement of grassland for silage
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1979)
Fertilizer value of silage effluent
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1987)