Haku
Viitteet 1-6 / 6
Urea phosphate as nitrogen and phosphorus fertilizer
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1976)
The effect of heavy nitrogen fertilization on the quantity and quality of yields of meadow fescue and cocksfoot
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1974)
Effects of heavy nitrogen fertilization on iron, manganese, sodium, zinc, copper, strontium, molybdenum and cobalt contents in ley grasses
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1974)
The effects of lime and phosphorus on copper uptake by oats and on the response to copper fertilization
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1976)
Organic ammonium salts as nitrogen fertilizers
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1972)
Effects of heavy nitrogen dressings upon release of potassium from soils cropped with ley grasses
(Agricultural Research CentreMaatalouden tutkimuskeskus, 1973)