The impact of differentiated fertilization with manure and mineral nitrogen on carbon, nitrogen and phosphorus content as well as acid phosphatase activity in A horizon of Luvisols
2008
Koper, J. | Lemanowicz, J.,Uniwersytet Technologiczno-Przyrodniczy, Bydgoszcz (Poland). Katedra Biochemii
Soil samples were collected from long-term field experiment carried out on a luvisol composed of strong loamy sand. Four farmyard cattle manure doses (0, 20, 40, 60 and 80 t/ha) were applied every other four years under potatoes, while four doses (0, 40, 80 and 120 kg N/ha of amonium nitrate were used yearly. Concentrations on nutrients in soil were significantly affected by fertilization with organic and mineral nitrogen and their interaction
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