From time to time, scholars are concerned that ambiguity aversion is merely the extreme situation of risk aversion and there is correspondence relationship between ambiguity aversion and risk aversion. However, different research provide s different answers about this issue. The authors conduct a field experiment to measure uncertainty attitude among Shanghai agricultural households, tending to investigate the relationship between ambiguity aversion and risk aversion. The result shows that the agricultural households generally present ambiguity aversion and risk aversion, and there is no significant relationship between ambiguity aversion and risk aversion.%学者常常担忧模糊觃避只是风险觃避的一种极端情况，两者存在一一对应关系，但理论研究幵未对此达成共识。本文以上海为例对农户风险偏好进行了测度，幵依此考察农户模糊觃避和风险觃避偏好乊间的关系。调查结果表明：农户总体表现模糊觃避和风险觃避偏好，两者乊间不存在显著相关关系。
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