CONTENTS 



CHAPTER PAGE 



i HISTORY OF DRY-FARMING 3 



ii SOME POINTS IN PRACTICE 39 



in THE CONSERVATION OF SOIL MOISTURE . 62 



iv RAINFALL AND EVAPORATION .... 87 



v THE PROBLEM OF TILLAGE 106 



vi THE CAMPBELL SYSTEM 145 



vn DRY-FARMING ZONES 163 



vin DRY-LAND CROPS 207 



ix THE TRACTION-ENGINE IN DRY-FARMING . 263 



x DRY-LAND EXPERIMENTS 279 



xi THE PRINCIPLES OF LAND SETTLEMENT 291 



