TY - JOUR AU - Kendrick, J. B. AU - Darby, E. F. AU - Middleton, John T. AU - Paulus, A. O. TI - Plant response to polluted air: Specific effects of air pollutants on plants vary according to plant species and modifying internal and external factors JF - California Agriculture JO - Calif Agr Y1 - 1956/08/01 VL - 10 IS - 8 SP - 9 EP - 15 PB - University of California Agriculture and Nature Resources SN - 0008-0845 UR - http://www.ucanr.edu/sites/calagjournal/archive/?article=ca.v010n08p9 AB - Field observations—and controlled fumigation experiments—have shown that plants differ in their response to atmospheric contamination by ethylene, herbicides, fluorides, sulfur dioxide, and smog, or oxidized hydrocarbons.