Volume 40/2020
- Editorial page
- Influence of walnut trees (Juglans regia L.) on soil urease activity (Short communication) – M. Kot, M. Bucki, Z. Olech
3 – 6
abstract Full text: - Differentiation in cereal production among Member States of the European Union – A. Nowak
7 – 15
abstract Full text: - Stability of the hop bitter acids during long-term storage of cones with different maturity degree – U. Skomra, M. Koziara-Ciupa
16 – 24
abstract Full text: - Effect of various nitrogen doses on chromium and nickel content, accumulation and translocation in yellow lupine – A. Wysokiński, B. Kuziemska
25 – 31
abstract Full text: