CONTENTS xvii 



CHAPTER XXVn 



PAGES 



Cassava — JIanikot viiUssima 457-462 



Laboratory Exercises, 402 ; Literature, 462. 



CHAPTER XXVIII 



FExyvT — Ararhis hyjiogaa 403^83 



Laboratory Exercises, 482; Literature, 483. 



CHAPTER XXIX 



ScGAE-CASE — Sarrharv.ia officiiiarum .... 484-522 



Composition, 492 ; .Soils and Fertilizers, 404 ; Cultural 



Methods, 4(iO ; Varieties, 506 ; Harvesting and Uses, 508 ; 



Sirup Making, 615 ; History and Statistics, 518 ; Enemies, 



520 ; Laboratoi-y Exercises, 522 ; Literature, 622. 



CHAPTER XXX 



Tobacco — Nicotiana tahacum 52.3-547 



Cultural Methods, 5-30 ; Harvesting and Curing, -doO ; 

 Enemies, .546 ; Laboratory Exercises, .640 ; Literature, 547. 



Glossaky .549 



Index ... 503 



