Banana is a fruit with high potassium content, and a small amount of "potassium" in banana is radioactive. The content of potassium -40 in bananas is like dust compared with radiation that can cause cancer. People usually use "banana equivalent dose" to describe the radiation, that is, it is equivalent to "how many bananas have been eaten" to measure the radiation.

The Economic Value of Banana

Banana is one of the fruit products with remarkable economic benefits at home and abroad. Banana is a herbaceous fruit tree with fast growth, short production cycle, high yield, perennial supply and excellent economic benefits, which is highly valued by banana producing countries and banana farmers. The planting area of bananas in South China is increasing, and the output is gradually increasing, which has become a large number of fruit trees cultivated in various provinces in South China.

Under good cultivation conditions, high-yield bananas can reach 4500 kilograms per 666.7 square meters, and the highest yield per plant is 78 kilograms. Under normal management, every 666.7 square meters of banana garden can reach 2000 ~ 3000 kilograms, and the net profit can reach about 2000 yuan, which is an important economic source for banana farmers. In addition to domestic sales and good economic benefits, banana fresh fruit is regarded as a foreign exchange earning commodity in all banana producing countries.