TY - BOOK AU - Carson,Rachel TI - Silent spring AV - QH545.P4 C38 1962 U1 - 301.3 PY - 1962/// CY - Boston PB - Houghton Mifflin KW - Pesticides KW - Environmental aspects KW - Local KW - Insect pests KW - Biological control KW - Pesticides and wildlife KW - Toxicology N1 - 921003; Includes bibliography ER -