CONTENTS 



(i) RELATION BETWEEN ANIMALS AND PLANTS. 



CHAP. PAQE 



I. THE ROUND OF NATURE i 



Relation between Plants and Animals. 



(2) How THE PLANT SUPPLIES FOOD FOR 

 ANIMALS. 



II. ESSENTIALS OF PLANT GROWTH . 4 



Water Tilth in Soils Humus Carbon Minerals 

 and Nitrogen in the form of Salts Absorption 

 of Minerals. 



III. MANUFACTURE OF FOOD MATERIALS BY PLANTS . 7 



Carbohydrates Fat and Oil Amides Albumi- 

 noids Fibre Ash Constituents. 



IV. ESTIMATION OF NUTRIENT CONSTITUENTS IN 



PLANTS . . . . . .10 



Moisture Nitrogenous Matter Oil Fibre Ash 

 Carbo-hydrates. 



(3) How THE ANIMAL UTILISES THE FOOD 

 STORED UP BY PLANTS. 



V. COMPOSITION OF THE ANIMAL BODY . . .13 



Water Protein Fat Composition of Increase 



Mineral Matter. 

 ix A 2 



