甘肃地产蛤蟆膨胀系数53.5～66.8。所含人体必需氨基酸高于同样方法测定的东北地区产各组数据4.43%～5.22%.

Hamayou is the processed oviduct of Rana temporaria chensinensis David or R. amurensis. It is a wellknown traditional Chinese medicine for nourishing the `Yin" and invigorating the kidney. Products producedin Gansu Province was found to have a coefficient of expansion of 53. 5一66. 8. Its essential aminoacid contentwas found to be 4. 43%一5. 22%higher than those produced in the North-eastern Provinces.

甘肃省自然科学基金