631.417
|
Kononova, M. M. (Mariia Mikhailovna), 1898-1979.
Soil organic matter : its nature, its role in soil formation and in soil fertility / Translated from the Russian by T.Z. Nowakowski and G.A. Greenwood.
— Oxford ; New York : Pergamon Press, 1961. 450 p. : il. ; 24 cm.
Traducción de: Problema pochvennogo gumusa i sovremennye zadachi ego izucheniëiìa (romanized form).
|