ENVIRONMENT OF LIVING THINGS 25 



these raw food materials, organic foods are manufactured in the 

 body of the plant. 



BOOKS FOR REFERENCE 

 ELEMENTARY 



Sharpe, A Laboratory Manual for the Solution of Problems in Biology. American 



Book Company. 



Avery-Sinnott, First Lessons in Physical Science. American Book Company. 

 Eddy, Experimental Physiology and Anatomy. American Book Company. 

 Snyder, The Chemistry of Plant and Animal Li/e. The Macmillan Company. 



ADVANCED 



Coulter, Barnes, and Cowles, A Textbook of Botany, Part II. American Book Com- 

 pany. 



Foster, A Textbook of Physiology. The Macmillan Company. 

 Green, Vegetable Physiology. J. and A. Churchill. 

 Sedgwick and Wilson, General Biology. Henry Holt and Company. 



