A TOOL FOR ESTIMATING BEST MANAGEMENT PRACTICE EFFECTIVENESS FOR PHOSPHORUS POLLUTION CONTROL
W. J. Gburek, M. W. Gitau, A. R. Jarrett
págs. 1-9
págs. 10-20
págs. 21-28
FIELD EVALUATION OF THREE PHOSPHORUS INDICES ON NEW APPLICATION STIES IN TEXAS
R. D. Harmel, B. E. Haggard, H. A. Torbert, P. B. DeLaune
págs. 29-41
págs. 42-50
MAPPING SURFACE SOIL ORGANIC CARBON FOR CROP FIELDS WITH REMOTE SENSING
D. E. Kissel, F. Chen
págs. 51-57
INFLUENCE OF SUMMER COVER CROPS ON CONSERVATION OF SOIL WATER AND NUTRIENTS IN A SUBTROPICAL AREA
Q. Wang
págs. 58-62
págs. 63-67
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