| Robert E. Thronson - Aquatic ecology - 1979 - 114 pages
...are available concerning the entire system. Wetlands In wetlands, water is the dominating factor in determining the nature of soil development and the types of plant and animal communities occurring there. Wetland soils are saturated periodically due to fluctuations in surface or ground... | |
| United States. Environmental Protection Agency. Region V. - Environmental protection - 1980 - 388 pages
...2.7.2. and Appendix E) . 3.7.2. Regulations Concerning Wetlands Wetlands are poorly drained areas where "water is the dominant factor determining the nature of soil development and the types of plants and animal communities living in the soil and on its surface" (Coward! n and others 1977). Wetlands... | |
| Conservation of natural resources - 1983 - 358 pages
...slopes as well as revegetation with original species and filling gullys in with soil. Wetlands - Land where saturation with water is the dominant factor...the types of plant and animal communities living in or on the soil. Wheeled Skidders - An internal combustion wheeled vehicle specifically designed to... | |
| Forest management - 1983 - 392 pages
...Water Resource Regions. The 21 major hydrologic regions into which the United States is delineated. determining the nature of soil development and the types of plant and animal communities living in or on the soil. Wilderness. Areas designated by congressional action under the 1964 Wilderness Act.... | |
| Joanne Kaye Maris - Fort Lewis (Wash.) - 1991 - 110 pages
...Arctiidae, which construct and live in large webs, as Hyphantria cunea, the fall webworm. wetland. Lands where saturation with water is the dominant factor determining the nature of soild development and the types of plant and animal communities living in the soil and on its surface.... | |
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