CONTENTS, 



CHAP. TAGK 



I. — Plant Gkowth 1 



II. — Sources of Plant Fooii 13 



III. — Manures 23 



IV.— Crops 37 



V. — Rotation of Crops 50 



VI.— Animal Nutrition . . . . . . . .60 



VII. — Foods 71 



viii.— Relation of Food to Animal Requirements . . .95 

 IX. — Relation of Food to Manure ...... 109 



X.— The Dairy 117 



