TY - BOOK ED - American Petroleum Institute, API TI - Protecting agricultural crops from ozone exposures key isses and future researck directions T2 - Health and environmental affairs U1 - 660.061.3 A512 305 0010530 PY - 1991/// CY - Washington PB - American Petroleum Institute, API KW - Recursos vegetales KW - Agricultura KW - Protección ambiental KW - Ozono ER -