Dong-nong 704, Mao-fen 802, L402, P74100 and 02276 were used to investigate the factors influencing heat-tolerance of tomato.

• 以耐热性不同的5个番茄品种东农704,毛粉802,L402,P74100,02276为试材,测定其在高温条件下叶片的质膜透性、丙二醛(MDA)与脯氨酸(Pro)含量以及超氧化物歧化酶(SOD)活性。