TY - BOOK AU - Carhart,Arthur Hawthorne ED - Garden Club of America. ED - American Museum of Natural History TI - Conservation, please!: Questions and answers on conservation topics, AV - HC103 .G3 U1 - 333.72 PY - 1950///] CY - New York KW - Natural resources KW - United States N1 - Bibliography: p. 119-125 ER -