To assist decisionmakers, economics should also be considered in planning and evaluating an AWMS. Average annual costs and associated benefits should be developed for the evaluation. Average annual costs are the initial costs amortized plus necessary operation, maintenance, and replacement costs.

The value of agricultural wastes must also be considered. The word "waste" has the connotation of being something left over that has little or no value. However, many agricultural wastes are valuable as soil building amendments. If the land user would account for animal waste applications, then purchased inputs (nutrients) could be reduced. If treated, the waste can be used for bedding and refeeding, and energy can also be produced.

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Organic Gardeners Composting

Organic Gardeners Composting

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