Evaluation of agricultural best-management practices in the Conestoga River headwaters, Pennsylvania; hydrology of a small carbonate site near Ephrata, Pennsylvania, prior to implementation of nutrient management
1996 ◽
1997 ◽
1996 ◽
1992 ◽
1996 ◽
2008 ◽
Vol 63
(5)
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pp. 169A-169A
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2008 ◽
Vol 37
(5)
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pp. 1798-1809
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