外源茉莉酸甲酯处理对采后绿熟番茄果实根霉果腐病抗病性的影响

被引:15
作者
石慧
励映聪
罗云波
朱本忠
机构
[1] 中国农业大学食品科学与营养工程学院
关键词
番茄; 果实; 茉莉酸甲酯; 根霉果腐病; 抗病性;
D O I
10.13684/j.cnki.spkj.2008.05.072
中图分类号
S436.412 [番茄病虫害];
学科分类号
摘要
以"中蔬4号"绿熟期番茄果实为材料,通过真空渗透的方法,筛选能够有效控制采后绿熟期番茄果实抵抗根霉果腐病的茉莉酸甲酯处理浓度,研究外源茉莉酸甲酯处理后的接种果实抗性相关酶活性的变化。结果表明,10 mmol/L茉莉酸甲酯处理有效地减弱采后绿熟期番茄果实病害症状的发展,抑制果实发病率,控制病斑的扩增,同时也提高接种番茄果实中苯丙氨酸解胺酶、几丁质酶、β-1,3葡聚糖酶的活性。
引用
收藏
页码:255 / 258
页数:4
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