Descriptor
| Agriculture | 6 |
| Environment | 6 |
| Land Use | 6 |
| Learning Modules | 6 |
| Sanitation | 6 |
| Waste Disposal | 6 |
| Wastes | 6 |
| Science Education | 5 |
| Case Studies | 1 |
| Field Crops | 1 |
| Forestry | 1 |
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Author
| Clarkson, W. W. | 6 |
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| Guides - General | 6 |
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Clarkson, W. W.; And Others – 1978
Land application systems are discussed with reference to the options available for applying wastewater and sludge to the site. Spray systems, surface flow methods, and sludge application schemes are all included with discussions of the advantages and disadvantages of each option within these categories. A distinction is made between the choice of…
Descriptors: Agriculture, Environment, Land Use, Learning Modules
Clarkson, W. W.; And Others – 1978
This module provides information about 14 existing land application systems. Each case study gives the location and description of the system, volume treated, climate and soil type, cost, land area, and other data. A brief comment about the system is given as well as a more detailed discussion. References are cited which may be used to examine 100…
Descriptors: Agriculture, Case Studies, Environment, Land Use
Clarkson, W. W.; And Others – 1978
Drainage for land treatment sites must be evaluated with respect to the purpose the system is meant to achieve. Off-site drainage controls the flow of storm runoff onto the site or groundwater incursion into the soil within the site. On-site drainage is employed for a variety of reasons. These two areas of drainage control must be designed as a…
Descriptors: Agriculture, Environment, Land Use, Learning Modules
Clarkson, W. W.; And Others – 1978
This is the introductory module to the Land Application of Wastes educational program. The module contains information on the content, structure, and dynamics of the program. Also included with the module is a script to accompany a slide presentation. The Land Application of Wastes program consists of twenty-five modules and audio-visual…
Descriptors: Agriculture, Environment, Instructional Materials, Land Use
Clarkson, W. W.; And Others – 1978
This module discusses the characteristics of alternate sites and management schemes and attempts to evaluate the efficiency of each alternative in terms of waste treatment. Three types of non-crop land application are discussed: (1) forest lands; (2) park and recreational application; and (3) land reclamation in surface or strip mined areas. (BB)
Descriptors: Agriculture, Environment, Forestry, Land Use
Clarkson, W. W.; And Others – 1978
This module enumerates the benefits to be derived from cropping at a waste application site and criteria to be used in selecting a crop for use in a particular situation. Following basic discussions of the requirements of various crops for water, soil-plant-air moisture potentials, crop water tolerance, nutrient removals by various crops, and…
Descriptors: Agriculture, Environment, Field Crops, Land Use
