CONTENTS 



CHAPTER PAGE 



I Wheat Grain and Plant 1 



II. Improvement 29 



III. Natural Environment 47 



IV. Cultivation 58 



V. Harvesting 73 



VI. Yield and Cost of Production 100 



VII. Crop Rotation and Irrigation 108 



VIII. Fertilizers 124 



IX. Diseases .148 



X. Insect Enemies 170 



XI. Transportation 188 



Xll. Storage 201- 



XIII. Marketing 214 



XIV. Prices 234 



XV. Milling 262 



XVI. Consumption 283 



XVII. Production and Movement 303 



Classification of Wheat 321 



Bibliography 326 



Index 359 



