5%。 There are 70 million people suffering from silkworm diseases in China, and the total population of China is 654.38+046.438+02 billion. The ratio of silkworm diseases to the national population =141.200 million-70 million =0.05. Therefore, the proportion of silkworm diseases in the national population is 5%. Bean disease is a deficiency of glucose -6- phosphate dehydrogenase (G6PD), which is characterized by hemolytic anemia after eating broad beans.