1958 年 11 巻 2 号 p. 54-55
Calcium and radiostrontium-contents in food-materials produced during 1955 to 57 were determined.
In many kinds of food-materials produced on land such as cereals, vegetables, and milk etc., Sr90-content was found to attain more than20Sr U, while, in those in marine as seaweeds and dry fishes, this was so small that it was barely recognized.