Development of K-fertilizer recommendations : Worblaufen-Bern
Colloquim of the International Potash Institute, 22nd, U.S.S
Development of K-fertilizer recommendations : Worblaufen-Bern - 23cm; 406
POTASSIUM FERTILIZERS -- CONGRESSES
PLANTS, EFFECT OF POTASSIUM POTASSIUM FERTILIZERS -- CONGRESSES SOILS -- POTASSIUM CONTENT -- CONGRESSES
631.83 C51D
Development of K-fertilizer recommendations : Worblaufen-Bern - 23cm; 406
POTASSIUM FERTILIZERS -- CONGRESSES
PLANTS, EFFECT OF POTASSIUM POTASSIUM FERTILIZERS -- CONGRESSES SOILS -- POTASSIUM CONTENT -- CONGRESSES
631.83 C51D