In the immense and vast global biosphere, there exists a kind of noteless melanocratic organic matter which is humic substances.
在浩瀚广袤的地球生物圈里,蕴藏着一种不引人注目的暗色有机物,这就是腐植酸类物质。
黑色素的
In the immense and vast global biosphere, there exists a kind of noteless melanocratic organic matter which is humic substances.
在浩瀚广袤的地球生物圈里,蕴藏着一种不引人注目的暗色有机物,这就是腐植酸类物质。