
Effects of drought preconditioning on freezing tolerance of perennial ryegrass
Keywords: آسکوربات پراکسیداز; APX, ascorbate peroxidase; CAT, catalase; DP, drought preconditioning; LT50, lethal temperature resulting in 50% mortality; MDS, total mono- and disaccharides; POD, guaiacol peroxidase; SC, total storage carbohydrates; SOD, superoxide dismutase; WW, well-