TY - JOUR AU - Sharma, R. K. AU - Toscano, N. C. AU - Kido, K. AU - Van Maren, A. F. TI - Cabbage looper control on seedling lettuce JF - California Agriculture JO - Calif Agr Y1 - 1975/08/01 VL - 29 IS - 8 SP - 10 EP - 11 PB - University of California Agriculture and Nature Resources SN - 0008-0845 UR - http://www.ucanr.edu/sites/calagjournal/archive/?article=ca.v029n08p10 AB - In the Imperial Valley, populations of the cabbage looper, Trichoplusia ni (Hubner) (photo) often build up on cotton and gradually spill into seedling lettuce in the fall. Looper infestations in lettuce are so heavy some years, that lettuce production would be in jeopardy unless efficiently controlled. Good insect control on lettuce is even more important because of increasing demands from the consumer for produce free of insect damage and debris.