K. D. Hickey

PENN STATE APPLE ORCHARD CONSULTANT: DESIGN AND FUNCTION OF THE PEST MANAGEMENT MODULE

P. H. Heinemann, Robert Michael Crassweller, Edwin G. Rajotte, 1992 .

AUTOMATED WEATHER AND FIRE BLIGHT MODEL DELIVERY TO GROWERS

K. D. Hickey, J. W. Travis, C. E. Felland, 1999 .

A working description of the Penn State Apple Orchard Consultant, an expert system

P. H. Heinemann, Robert Michael Crassweller, Edwin G. Rajotte, 1992 .