-
1
-
-
23144464656
-
Modeling Agricultural Nonpoint Source Pollution for Economic Evaluation of the Conestoga Headwaters RCWP Project
-
Natural Resource Economics Division, Economic Research Service, U.S. Department of Agriculture, Washington, D.C.
-
Crowder, B.M., and C.E. Young. 1985. Modeling Agricultural Nonpoint Source Pollution for Economic Evaluation of the Conestoga Headwaters RCWP Project. ERS Staff Report No. AGES850614, Natural Resource Economics Division, Economic Research Service, U.S. Department of Agriculture, Washington, D.C.
-
(1985)
ERS Staff Report No. AGES850614
-
-
Crowder, B.M.1
Young, C.E.2
-
2
-
-
0010295267
-
-
College of Agricultural Sciences, The Pennsylvania State University, University Park, PA
-
Greaser, George L. 1991. Penn State Farm Management Handbook. College of Agricultural Sciences, The Pennsylvania State University, University Park, PA.
-
(1991)
Penn State Farm Management Handbook
-
-
Greaser, G.L.1
-
3
-
-
0028160190
-
Water Quality Impacts of Conservation and Nutrient Management Practices in Pennsylvania: CREAMS Analysis
-
Hamlett, J.M., and D.J. Epp. 1994. Water Quality Impacts of Conservation and Nutrient Management Practices in Pennsylvania: CREAMS Analysis. J. Soil and Water Cons. 49: 59-66.
-
(1994)
J. Soil and Water Cons.
, vol.49
, pp. 59-66
-
-
Hamlett, J.M.1
Epp, D.J.2
-
4
-
-
0001327326
-
CREAMS: A Field-Scale Model for Chemicals, Runoff, and Erosion from Agricultural Management Systems
-
U.S. Dept. Agr., Washington, D.C.
-
Knisel, W.G. 1980. CREAMS: A Field-Scale Model for Chemicals, Runoff, and Erosion from Agricultural Management Systems. Cons. Res. Rpt. 26. U.S. Dept. Agr., Washington, D.C. 643 pp.
-
(1980)
Cons. Res. Rpt. 26
-
-
Knisel, W.G.1
-
5
-
-
23144448067
-
-
Murphy, Timothy, Assistant State Engineer (Pennsylvania), Soil Conservation Service, personal correspondence
-
Murphy, Timothy, Assistant State Engineer (Pennsylvania), Soil Conservation Service, personal correspondence.
-
-
-
-
7
-
-
23144459925
-
-
College of Agriculture, The Pennsylvania State University, University Park, PA
-
Pennsylvania State University. 1989. The Agronomy Guide. College of Agriculture, The Pennsylvania State University, University Park, PA.
-
(1989)
The Agronomy Guide
-
-
-
8
-
-
23144459202
-
Impact of Best Management Practices on Water Quality in Pennsylvania
-
Department of Agricultural Engineering, University of Maryland, College Park., MD
-
Shirmohammadi, A., and L.L. Shoemaker. 1988. Impact of Best Management Practices on Water Quality in Pennsylvania. Interstate Commission on the Potomac River Basin Report #88-7. Department of Agricultural Engineering, University of Maryland, College Park., MD.
-
(1988)
Interstate Commission on the Potomac River Basin Report #88-7
-
-
Shirmohammadi, A.1
Shoemaker, L.L.2
-
10
-
-
0004202181
-
-
U.S. Government Printing Office, Washington, D.C.
-
United States Department of Agriculture. 1988. Agricultural Statistics. U.S. Government Printing Office, Washington, D.C.
-
(1988)
Agricultural Statistics
-
-
|