FERTILIZERS AND MANURES

Cento symposium on the mining and beneficiation of fertilizer minerals held in Istanbul CENTO 1974 Computations for studies of soil fertility and fertilizer requirements Colwell, J. D. 1978 Fertilizers and manures Simpson, Ken 1986 Fertilizers and soil fertility Jones, Ulysses S. 1982 Fertilizers in modern agriculture Russell, E.J. 1939 Handbook of fertilizers Gustafson, A.F. 1951 Handbook of fertilizers Gustafso, A.F. 1928 Plant products and chemical fertilizers Collins, S.Hoare 1919 Proceedings of XVII international congress "chemistry days 1966" on chemical fertilizers sponsored by Federazione...organized under the auspices of sezione Lombarda Della Societa Chemica ItalianaAssociazione Italiana Di Ingegneria Chimica, Milan 10th-15th Fauser, Giacome 1968 Soil fertility and fertilizers Tisdale, Samuel L. 1956 The Soil- Plant System in Relation to Inorganic Nutrition Fried, Maurice 1967