The feasibility of reducing delivery frequency as a means of lowering energy and transportation costs is examined. Four reduced delivery situations are examined using a net present value criteria. While substantial energy savings are possible the cost of equipment necessary to accommodate these...

The economic viability of nine representative energy conservation options for Pennsylvania greenhouse operators is examined . The analysis is done using an Internal Rate of Return procedure for four major fuels under three price escalator assumptions. The minimum energy savings per square f=t...