Studies about humus
Subtitle: transactions.
By: Scientific editory office* B. Nova k--V. Rypa cek.
Contributors: Nova k, Bohumi r.; Humus et Planta IV.
Publisher: [s.n.]
Published: 1967
Place of publication: Prague
Language: eng
Number of pages: 316
Subjects: Humus -- Congresses.
Notes: English and Russian.