J. P. Copeland

The bioclimatic envelope of the wolverine (<i>Gulo gulo</i>): do climatic constraints limit its geographic distribution?

J. P. Copeland, Kevin S. McKelvey, Keith B. Aubry et al. · Canadian Journal of Zoology · 2010 · 140 citations

Glacier, Engineering, Geomorphology +18

Cotton Root Growth and Uptake of Nutrients: Relation of Phosphorus Uptake to Quantity, Intensity, and Buffering Capacity

F. E. Khasawneh, J. P. Copeland · Soil Science Society of America Journal · 1973 · 57 citations

Biogeochemistry, Buffering Capacity, Engineering +15

Chemical Characterization and Bioavailability of Phosphorus in Water-Insoluble Fractions of Three Mono-Ammonium Phosphate Fertilizers

F. J. Sikora, E. F. Dillard, J. P. Copeland et al. · Journal of AOAC INTERNATIONAL · 1989 · 28 citations

Environmental Chemistry, Engineering, Water-insoluble Fractions +10

Availability of Phosphorus in the Water-Insoluble Fraction of Monoammonium Phosphate Fertilizers

J. M. Bartos, Gray Mullins, F. J. Sikora et al. · Soil Science Society of America Journal · 1991 · 24 citations

Biogeochemistry, Environmental Chemistry, Engineering +12

Water‐Insoluble Impurity Effects on Phosphorus Availability in Monoammonium Phosphate Fertilizers

J. M. Bartos, Gray Mullins, J. C. Williams et al. · Soil Science Society of America Journal · 1992 · 21 citations

Environmental Chemistry, Engineering, Environmental Engineering +10