5Fransen B,Blijjenberg J,de Kroon H.Root morphological and physiological plasticity of perennial grass species and the exploitation of spatial and temporal heterogeneous nutrient patches[J].Plant and Soil,1999,211:179-189.
6Sultan S E.Phenotypic plasticity for plant development,function and life history[J].Trends in Plant Science,2001,5(12):537-542.
7Beauchamp C,Fridovich I.Superoxide dismutase: improved assays and assay applicable to acrylamide gels[J].Analytical Biochemistry,1971,44:276-287.
8Chance B,Maehly A C.Assay of catalases and peroxidases[M]//Colowick S P,Kaplan N O.Methods in Enzymology.New York:Academic Press,1955:764-775.
9Knraer O C,Durner J,Boger P.Alterations in the antioxidative system of suspension-cultured soybean cells (Glycine max) induced by oxidative stress[J].Physiologia Plantarum,1996,97(2):388-396.
10Madhava Rao K V,Sresty T V S.Antioxidative parameters in the seedlings of pigeonpea (Cajanus cajan (L.)Millspaugh) in response to Zn and Ni stresses[J].Plant Science,2000,157:113-128.
