1. Energy from agriculture — The most economic method of large-scale energy conversion;Alich;Energy,1976
2. Vertical and temporal habitat utilization within a breeding bird community;Anderson,1979
3. Use of fertilizers to maintain productivity of intensively managed forest plantations;Ballard,1979
4. Biomass: A Survey;Benemann,1978
5. New England Rural Energy Sources — Wood, Small-Scale Hydro, Direct Solar and Wind — An Assessment of Near-Term Potential;Bentley,1979