TY - BOOK AU - Stendell,Rey C. TI - Exposure of waterfowl to lead: a nationwide survey of residues in wing bones of seven species, 1972-73 SN - 79607074 U1 - 639.97841 PY - 1979/// CY - Washington PB - U.S. Dept. of the Interior, Fish and Wildlife Service KW - Ducks KW - Diseases KW - Lead poisoning in animals KW - Shot (Pellets) KW - Environmental aspects KW - Wings (Anatomy) N1 - Bibliography: p. 12 ER -