8Bhaunik G,Srivatsava K K,Selvamurthy W,et al.The role of free radicals in cold injuries[J].Int J Biomet,1995,38(4):171-175.
9Reddy A R,Chaitanya K V,Jutur P P,et al.Differential antioxidative responses to water stress among five mulberry(Morus alba L.)cultivars[J].Environmental and Experimental Botany,2004,52(1):33-42.
10Wolfe J.Chilling injury in plant-the role of memebrance lipid fluidity[J].Plant Cell and Environment,1978,4(1):241-247.
