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Parameters evaluating soil organic matter quantity (organic C and N content) and quality (hot water extractable C content, aliphatic compounds, microbial biomass C content, basal respiration activity)...
Retardation of soil organic carbon (SOC) decay after nitrogen addition to litter or soil has been suggested in several recent studies and has been attributed to a retardation in lignin decay. With our...
Field experiments were conducted in 2005-2007 at the Brody Experimental Station (52°26’ N; 16°17’ E) of the University of Life Sciences in Poznań with the following factors: 1) cultivars with differe...
The present research, carried out based on many-year long-term experiment, aimed at determining yielding, the content of total protein and the content of nitrates (V) in potato tubers as a result of t...
An approach for technological management of mineral fertilization in crops based on simulation was presented. The simulation of the interaction between technical means, agricultural workers, crops, so...
The aim of the study was to assess whether an extra fertilization with manganese, commercial fertilizer Alkalin (N, K and Si), and combined treatment (manganese + Alkalin) affect the chemical composit...
The effect of system mineral and organic-mineral fertilization on the humus content and humus fractions in mollic fl uvisols in condition of long-term fi eld experiment was studied. Forty years period...

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