CONTENTS 



CHAPTER XIII 



PACKS 



231-247 



THE SORGHUMS Andropogon sorghum 



The Sorghums in General, 231 ; Saccharine or Sweet Sor- 

 ghums, 234; Kafir, 239; Milo, 240; Broom Corn, 244; 

 Laboratory Exercises, 245 ; Literature, 246. 



CHAPTER XIV 



COTTON STRUCTURE AND GENERAL CHARACTERISTICS . 248-266 

 Laboratory Exercises, 265; Literature, 266. 



CHAPTER XV 



COTTON COMPOSITION AND THE PRINCIPAL USES . . 267-273 

 Laboratory Exercises, 273 ; Literature, 273. 



CHAPTER XVI 



COTTON THE PRINCIPAL SPECIES . . '..- 274281 

 Laboratory Exercises, 281 ; Literature, 281. 



CHAPTER XVII 



COTTON VARIETIES OF AMERICAN UPLAND . '.' 282-299 

 Laboratory Exercises, 299 ; Literature, 299. 



CHAPTER XVIII 



COTTON BREEDING . . . . i , . . . 300-314 

 Laboratory Exercises, 813 ; Literature, 314. 



CHAPTER XIX 



COTTON SOILS AND FERTILIZERS T . - . . . 315-340 



General Considerations on Fertilizing Cotton, 315; Ni- 

 trogenous Fertilizers, 325 ; Phosphatic Fertilizers, 329 ; Pot- 

 ash Fertilizers, 332 ; Miscellaneous Fertilizers and Effects of 

 "Fertilizers, 335 ; Laboratory Exercises, 339 ; Literature, 339 



