J. D. Bathgate
págs. 119-127
págs. 128-136
DEVELOPMENT OF PHOSPHORUS INDICES FOR NUTRIENT MANAGEMENT PLANNING STRATEGIES IN THE UNITED STATES
A. N. Sharpley
págs. 137-151
LANDOWNER MONITORING OF STREAM TEMPERATURE AND BOTTOM SEDIMENTS
L. L. Larson, P. A. Larson
págs. 152-157
págs. 158-168