Haku
Viitteet 1-10 / 10
The dependence of yield increases obtained with phosphorus and potassium fertilization on soil test values and soil pH
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1980)
Fertilizer application and ground water pollution
(Maatalouden tutkimuskeskus, 1980)
Effect of soil copper content and pH on the efficiency of copper sulphate in a pot experiment
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1987)
Sensitivity to copper deficiency and response to copper fertilization of barley and oat varieties
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1988)
Effect of selenium fertilization and foliar spraying at different growth stages on the selenium content of spring wheat and barley
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1984)
Effect of applied selenite and selenate on the selenium content of barley (Hordeum vulgare)
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1983)
Fertilizer value of silage effluent
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1987)
Simple extraction methods as indicators of available soil nitrogen supply
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1985)
Effect of the placement technique and amount of fertilizer on spring wheat and barley grown on clay soils : I. Effect on grain yield
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1986)
Distribution of nitrate in red beet roots and leaves fertilized with urea or ammonium nitrate
(Maatalouden tutkimuskeskus, 1982)