into deionized water, respectively.
)
, 0.05 g KH
2
PO
4
and 0.10 g KNO
3
2
per kg soil, respectively. Root systems (roots and rhizomes) of giant reed,
which had begun to sprout, were also collected from Zhuzhou district in Hunan Province, China. Concentrations of As, Cd and Pb in rhizome cuttings were 0.03, 0.01 and 0.07 mg/kg, respectively. Uniform size root systems cutting per pot were cultivated under laboratory condition in modified Hoagland solution for pre-culture.