CONTENTS. 



CHAP. PAGE, 



I. PLANT NUTRITION : THE WORK AND THE MATE- 

 RIALS 7-21 



II. NUTRITION. THE MACHINERY 22-44 



III. GROWTH 44- 55 



IV. SENSITIVENESS 56- 70 



V. DEVELOPMENT 71- 81 



VI. MULTIPLICATION 81- 89 



VII. THE BATTLE OF LIFE 89-109 



VIII. PRACTICAL INFERENCES 109-124 



IX. DECAY AND DEATH ._ 124-130 



INDEX _ ---._--...- _____ 131-132 



