Haku
Viitteet 1-10 / 15
Split application of nitrogen: effects on the protein in spring wheat and fate of (15)N-labelled nitrogen in the soil-plant system
(Agricultural Research Centre, 1991)
Growth of rye grass, barley and oats in soils amended with ashes of wood, bark, peat and coal
(Agricultural Research Centre, 1989)
The selenium content of some agricultural crops and soils before and after the addition of selenium to fertilizers in Finland
(Agricultural Research Centre, 1990)
Effects of liming and the addition of sulphate and phosphate on the selenium content of Italian rye grass
(Agricultural Research Centre, 1990)
Selenium in soil extracts and plants determined by fluorometry
(Agricultural Research Centre, 1990)
Wood, bark, peat and coal ashes as liming agents and sources of calcium, magnesium, potassium and phosphorus
(Agricultural Research Centre, 1991)
Chemical properties of air-dried samples from an unlimed and limed acid sulphate soil profile and leaching of elements from the profiles
(Agricultural Research Centre, 1991)
Acid-induced leaching of elements from cultivated soils
(Maatalouden tutkimuskeskus, 1991)
Effect of clay soil strength and structure on root penetration and crop yield
(Agricultural Research Centre, 1991)
Effects of the addition of sulphate and phosphate on the leaching of selenite and selenate in acidic soils
(Agricultural Research Centre, 1991)