Why is there a need for sustainable practices in agriculture and animal husbandry?

· Satisfy human food and fiber needs

· Enhance environmental quality and the natural resource base upon which the agricultural economy depends

· Make the most efficient use of non-renewable resources and on-farm resources and integrate, where appropriate, natural biological cycles and controls

· Sustain the economic viability of farm operations

· Enhance the quality of life for farmers and society as a whole.