Fertilizer in agricultural development; Technical and research aspects in soil fertility and fertilizer use; Types of fertilizer; Fertilizer use development in denmark 1870-1970; Experiences of the FAO fertilizer programme; Economics of fertilizer use; Fertilizer marketing in developing countries; Agricultural advertising and promotion; Marketing of fertilizers through local stockists in Kenya; Scope for improving marketing and credit systems for fertilizers in African countries; The role of cooperative in input supply and produce marketing - the danish example; Financial and budgetary aspects of fertilizer use development; Positive side effects of fertilizer use development; Effects of intensive fertilizer use on the human environment; Fertilizer legislation; Training and information in fertilizer use development; New development in fertilizer technology; Possibilities for assistance in fertilizer use development.