这英语有没有错误,

题目

这英语有没有错误,
The adult flea (Oriental Rat Flea) is fed on white rats,and thelarval rearing medium is a mixture of dried blood,yeast powder and sand (siftedthrough 16 to 40 mesh screens),Mixed in radio of 1 :1 :10,baked at 60℃ for 24 hours.
如果没有错，请帮我翻译成中文，看下和我的愿意是否一样。
The adult flea (Oriental Rat Flea) is fed on white rats,and the larval rearing medium is a mixture of dried blood,yeast powder and sand (sifted through 16 to 40 mesh screens),Mixed in radio of 1 :1 :10,baked at 60℃ for 24 hours。中间漏了一个空格，不好意思……

答案