实验原理:水稻器官衰老或在非生物逆境条件下,膜脂发生过氧化作用,丙二醛(malondialdehyde)是其产物之一,通常利用它作为膜脂过氧化指标。MDA在高温及酸性条件下与TBA反应形成有色物,在532 nm波长处有最大吸收值,600 nm波长处有最小吸收值。 实验目的:检测水稻在非生物逆境胁迫前后膜脂的过氧化程度,检测水稻细胞膜对非生物逆境反应的强弱。
关键词: 水稻, 生理指标, 丙二醛, 非生物逆境
材料与试剂
仪器设备
实验步骤
注意事项
溶液配方
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