TY  - JA
AU  - Jokinen,R.
TI  - The effect of magnesium fertilizing on spring cereal and cultivated ley yield and on soil nutrient contents at two potassium and nitrogen fertilizer levels
SN  - 0570-1538
U1  - 80-475059 
PY  - 1978///
KW  - Cereals general
KW  - Fertilizers
KW  - AGROVOC
KW  - Mixed sown pastures
KW  - Potash fertilizers
KW  - Soil chemistry and physics
KW  - Soil fertility
KW  - Nitrogen fertilizers
N1  - 6 graphs; Summaries (En, Fi)
T2  - Annales Agriculturae Fenniae
ER  -