D. Duff

Comparing cultivars of three cool‐season turf‐grasses for phosphate uptake kinetics and phosphorus recovery in the field

H. Liu, R. Hull, D. Duff, 1995 .

Effects of Fall Fertilization on Cold Resistance, Color, and Growth of Kentucky Bluegrass1

J. F. Wilkinson, D. Duff, 1972 .

Supraoptimal Temperature Effects upon Agrostis palustris

J. B. Beard, D. Duff, 1974 .

Carbohydrate Quantification and Relationships with N Nutrition in Cool-Season Turfgrasses1

M. A. Westhafer, D. Duff, J. T. Law, 1982 .

Effects of K Fertilization on Freezing Tolerance and Carbohydrate Content of Festuca arundinacea Schreb. Maintained as Turf 1

T. W. Cook, D. Duff, 1976 .

Role of Tannic Acid on Digestion by Red Squirrels

K. Eberly, E. Mould, D. Duff, 1982 .