7Webb M S, Uemura M, Steponkus P L. A comparison of freezing injury in oat and rye : two cereals at the extremes of freezing tolerance [ J ]. Plant Physiology, 1994,104 ( 2 ) :467-478.
8Benson E E, Bremner D. Oxidative stress in frozen plant: a free radical point of view [ M ]//Fuller B J, lane N, Benson E E, eds. Life in the Frozen State. Boca Raton: CRC Press,2004:206- 241.