Problems of quality in the productivity of agricultural land
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| Veröffentlicht in: | Natural resources |
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| Format: | UnknownFormat |
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1967
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Tag hinzufügen | Titel | Jahr | Verfasser |
|---|---|---|
| Problems of quality in the productivity of agricultural land | 1967 | Albrecht, William A. |
| Mineral aspects of water quality improvement | 1967 | Howe, Everett D. |
| Quantitative and qualitative values in wildlife management | 1967 | Leopold, A. Starker |
| Public health impetus for air quality management | 1967 | Tebbens, Bernard D. |
| Problems of quality and quantity in the management of the living resources of the sea | 1967 | Schaefer, Milner B. |
| Biochemical aspects of the problem of air pollution | 1967 | Mudd, J. B. |