Directions of chemical investigations of peat soils in Poland, [The summaries of the results of the research work of Warsaw agricultural univ.]
С15 Г-6/33 английский/Directions of chemical investigations of peat soils in Poland : [The summaries of the results of the research work of Warsaw agricultural univ.] / F. Maciak, A. Maksimow, S. Liwski ; International peat congress.Directions of chemical investigations of peat soils in Poland : [The summaries of the results of the research work of Warsaw agricultural univ.] / F. Maciak, A. Maksimow, S. Liwski.Directions of chemical investigations of peat soils in Poland : [The summaries of the results of the research work of Warsaw agricultural univ.].L./, 1963 ( ). - 1963. - 17 с. ; 23 см см.Directions of chemical investigations of peat soils in Poland : [The summaries of the results of the research work of Warsaw agricultural univ.]. L., 1963 .
Содерж.: Maciak F. Investigations on nitrogen forms in peats. — Maksimow A., Maciak F. Influence of temperature upon the changes in nitrogen of low peat. — Liwski S. Investigations on role of copper in peat soils fertility. - Отпеч. множит. аппаратом. - Библиогр.: с. 3-4. Библиогр.: с. 3-4.С3-345/International peat congress (; 1963; Leningrad)/
Содерж.: Maciak F. Investigations on nitrogen forms in peats. — Maksimow A., Maciak F. Influence of temperature upon the changes in nitrogen of low peat. — Liwski S. Investigations on role of copper in peat soils fertility. - Отпеч. множит. аппаратом. - Библиогр.: с. 3-4. Библиогр.: с. 3-4.С3-345/International peat congress (; 1963; Leningrad)/