TY - JOUR AU - Michelbacher, A. E. AU - Middlekauff, W. W. TI - Fungus on codling moth: Fungus disease in over wintering stages of the walnut pest found to be an important natural controlling agent JF - California Agriculture JO - Calif Agr Y1 - 1952/03/01 VL - 6 IS - 3 SP - 13 EP - 13 PB - University of California Agriculture and Nature Resources SN - 0008-0845 UR - http://www.ucanr.edu/sites/calagjournal/archive/?article=ca.v006n03p13 AB - A fungus disease reduces the overwintering population of the codling moth in some northern California walnut orchards.