TY - JOUR AU - Elmer, H. S. AU - Jeppson, L. R. TI - Citrus flat mite on increase: Light infestations known to occur since discovery of pest in state in 1949 increasing as the use of sulfur sprays decreases JF - California Agriculture JO - Calif Agr Y1 - 1956/06/01 VL - 10 IS - 6 SP - 17 EP - 18 PB - University of California Agriculture and Nature Resources SN - 0008-0845 UR - http://www.ucanr.edu/sites/calagjournal/archive/?article=ca.v010n06p17 AB - A general increase in the economic importance of the citrus flat mite has occurred throughout the citrus-growing area of central California since 1952. Infestations of the mite on citrus have been reported from the Coachella Valley, and in 1955, heavy infestations were found severely scarring tangerines in the Imperial Valley.