Research Article

Uptake and Translocation of Cesium in Lettuce (Lactuca sativa L.) under Hydroponic Conditions

Figure 3

Effects of different Cs+ concentrations and sampling time on the content of each element (Cs, K, Mg, and Ca) in lettuce. (a) and (c) represented changes of element content in root. (b) and (d) represented changes of element content in leaf. Notes: the different lowercase letters indicate that significant differences () exist between treatment groups with different Cs levels in lettuce (LSD test).
(a) Root
(b) Leaf
(c) Root
(d) Leaf