TY - JOUR AU - Lange, W. H. AU - Hills, F. J. AU - Loomis, R. S. AU - Kishiyama, J. TI - Early aphid control increases beet production JF - California Agriculture JO - Calif Agr Y1 - 1967/10/01 VL - 21 IS - 10 SP - 14 EP - 15 PB - University of California Agriculture and Nature Resources SN - 0008-0845 UR - http://www.ucanr.edu/sites/calagjournal/archive/?article=ca.v021n10p14 AB - Sugar yield was increased 30% in 1965 and 20% in 1966 by aphicide applications to protect young plants from virus-carrying Ophids.