1 Table of Contents: “...Introduction -- The role of selenium in human nutrition -- Methods for determination of selenium...”

2 “... and biological studies and exhibits the correlation between the biological world and the dependence of humans...”

3 “... of landscapes on human health, environmental safety, rural health, agricultural machinery, ROPS, augmented...”

4 “... obtained from these plants play an important role in human health. This book is of interest to students...”