生物学

• 食土行为

  All age groups and both sexes consume soil,but adults as a group are more inclined to geophagy than the other age groups. Mean duration of geophagy does not differ significantly with age or sex.

  社群各年龄段及性别个体均参与食土行为。

地球科学

• 食土癖

医药科学

• 食土症

• 食虫癖

• 食土癖