Humic substances in the environment /
Schnitzer, M.
Humic substances in the environment / M. Schnitzer, S.U. Khan. - New York : Marcel Dekker, 1972. - vii, 327 p. : - Books in soils and the environment .
0824716140
Humus.
631.417 / Hu
Humic substances in the environment / M. Schnitzer, S.U. Khan. - New York : Marcel Dekker, 1972. - vii, 327 p. : - Books in soils and the environment .
0824716140
Humus.
631.417 / Hu