AGRIS — международная информационная система по сельскохозяйственным наукам и технологиям

[ Опубликовано в: Pollution ]
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Pollution control in rivers

1975

Laburn, R.J. | Hime, J.L.

National Agricultural Library - United States of America

Financing rural water supply and sewerage projects

1975

Van Beuzekom, J.

National Agricultural Library - United States of America


Marine pollution and marine waste disposal

1975

Pearson, E. A. (Erman A) | De Fraja Frangipane, Eugenio

National Agricultural Library - United States of America


Ground-water pollution problems in the Northwestern United States

1975

Van der Leeden, Frits | Cerrillo, Lawrence A. | Miller, David William

National Agricultural Library - United States of America