CONTENTS. 



PAGES 

 Suggestions to Teachers 6 



CHAPTER I. 



The Substances of the Earth 7-25 



CHAPTER II. 

 Land and Water 26-40 



CHAPTER IH. 

 The Atmosphere 41-53 



CHAPTER IV. 

 Plants 54-76 



CHAPTER V. 

 Fertilizers 77-99 



CHAPTER VI. 

 Cultivation 100-113 



CHAPTER VII. 

 Animals 114-144 



Glossary 145-146 



Index 147-152 



