3 



CONTENTS 



INTRODUCTION. THE TEACHING OF AGRICULTURE 



PART I. PLANT PRODUCTION 



I. STRUCTURE AND PHYSIOLOGY OF PLANTS 8 



II. PLANT IMPROVEMENT GOODI SEED 22 



III. PROPAGATION OF PLANTS WITHOUT SEEDS 35 



IV. How SOILS ARE FORMED 44 



V. KINDS OF SOILS THEIR CHARACTERISTICS 52 



VI. SOIL MOISTURE 60 



VII. LAND DRAINAGE 67 



VIII. SOIL IMPROVEMENT 71 



IX. SYSTEMS OF CROPPING 88 



X. FARM CROPS 97 



XI. ALFALFA Ill 



XII. COTTON PRODUCTION 117 



XIII. CORN 133 



XIV. SMALL GRAINS 154 



XV. POTATOES 162 



XVI. TOBACCO FOR MARKET 175 



XVII. THE PRINCIPLES OF FORESTRY 178 



XVIII. GARDENING 191 



XIX. FRUIT PRODUCTION 206 



XX. INSECTS 220 



XXI. DISEASES OF PLANTS SPRAYING 246 



PART II. ANIMAL PRODUCTION 



XXII. IMPROVEMENT OF ANIMALS 259 



XXIII. HORSES . 262 



