Distribution and abundance of submersed aquatic vegetation in the tidal Potomac River and estuary, Maryland and Virginia, May 1978 to November 1981 :
- 丛编题名：U.S. Geological Survey water-supply paper ;
- 出版日期：1985.
- 出版者：U.S. G.P.O.,
- 页数：viii, 46 p. :
- 出版地：[Washington, D.C.] :
- 第一责任说明：by Virginia Carter, James E. Paschal, Jr., and Nancy Bartow.
- 尺寸：28 cm.
- 分类号：a168
MARC全文
02h0005703 20080909135819.0 s1985 dcuab frb |000|||eng | NGL a168 Carter, Virginia. Distribution and abundance of submersed aquatic vegetation in the tidal Potomac River and estuary, Maryland and Virginia, May 1978 to November 1981 : a water quality study of the tidal Potomac River and estuary / by Virginia Carter, James E. Paschal, Jr., and Nancy Bartow. A water quality study of the tidal Potomac River and estuary [Washington, D.C.] : U.S. G.P.O., 1985. viii, 46 p. : ill., maps ; 28 cm. U.S. Geological Survey water-supply paper ; 2234-A Includes bibliographical references p.44-46. Aquatic plants ; Water quality Potomac River. ; Potomac River. aPaschal, James E. ; aBartow, Nancy C. aCN bNNGL NGL P 492.06 W29 v2234/A ; h1 kaz070k