Ground-water flow, geochemistry, and effects of agricultural practices on nitrogen transport at study sites in the Piedmont and Coastal Plain physiographic provinces, Patuxent River Basin, Maryland 的封面图片
Ground-water flow, geochemistry, and effects of agricultural practices on nitrogen transport at study sites in the Piedmont and Coastal Plain physiographic provinces, Patuxent River Basin, Maryland
TITLE_DISPLAY:
Ground-water flow, geochemistry, and effects of agricultural practices on nitrogen transport at study sites in the Piedmont and Coastal Plain physiographic provinces, Patuxent River Basin, Maryland
出版信息:
[Washington, D.C.?] : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : For sale by the U.S. Geological Survey, Branch of Information Services, 1997.
格式:
图书
系列:
U. S. Geological Survey water-supply paper ; 2449
物理描述:
v, 72 p. : ill., maps ; 28 cm.
ISBN:
9780607870381