Seagrass research methods / edited by Ronald C. Phillips and C. Peter McRoy. - Paris : UNESCO, c 1990. - 210 p. : ill. ; 25 cm. - Monographs on oceanographic methodology 9. . 334 334 ISBN: 92-3-102660-7 Subjects--Topical Terms: Geographic treatment of plants. Dewey Class. No.: 581.92 / U2s