TY - JOUR AU - Smith, Paul G. TI - Downy mildew in spinach: Eventual control of damaging disease may be indicated by studies of Iranian spinach JF - California Agriculture JO - Calif Agr Y1 - 1949/08/01 VL - 3 IS - 8 SP - 13 EP - 14 PB - University of California Agriculture and Nature Resources SN - 0008-0845 UR - http://www.ucanr.edu/sites/calagjournal/archive/?article=ca.v003n08p13 AB - Downy mildew—Peronospora spinaciae—is the most important disease of spinach—Spinacia oleracea—in California, where it frequently causes major damage to the crop.