TY - JOUR AU - Summers, Charles G. AU - Newton, Albert TI - Low temperature decreases CUF 101 alfalfa resistance to blue alfalfa aphid JF - California Agriculture JO - Calif Agr Y1 - 1987/09/01 VL - 41 IS - 9 SP - 11 EP - 12 PB - University of California Agriculture and Nature Resources SN - 0008-0845 UR - http://www.ucanr.edu/sites/calagjournal/archive/?article=ca.v041n09p11 AB - The loss of resistance to blue alfalfa aphid could require additional pesticide treatments in unusually CooI spring weather.