Fig. 1From: Genotypic and Environmental Variations in Grain Cadmium and Arsenic Concentrations Among a Panel of High Yielding Rice CultivarsCumulative frequency of Cd concentration in brown rice harvested at two sites in 2014 (a) and three sites 2015 (b). The vertical dash line indicates Chinese Food Hygiene Standards for rice Cd concentration (0.2 mg kg-1)Back to article page