6 ILLUSTRATIONS. 



fsLge. 

 Plate V. Two tobacco plants of same age showing variability in the produc- 

 tion of suckers 72 



VI. Fig. 1. — Four tobacco plants of the same age showing variation in 

 time of maturity. Fig. 2. — Two rows of Connecticut Broadleaf 

 tobacco showing the possibility of the production of early strains. 

 Row on right raised from the seed of an early plant, and row on 



left from seed of a jilant maturing at the usual time 72 



VII. Two rows of Connecticut Sumatra tobacco grown under uniform 

 conditions. Row on right, poor burning type; row on left, per- 

 fect burning tyjie 72 



VIII. Two rows of Connecticut Sumatra tobacco showing variability in 



type. Row on right, Belgian type; row on left. Crumple type... 72 

 IX. Fig. 1. — Two rows of tobacco plants showing the results of the use 

 of heavy and light tobacco seed. Row on left, raised from heavy 

 seed; row on right, from light seed. Fig. 2. — A row of Connecticut 

 Sumatra plants affected with wilt in comparison with a row of 



plants of the same variety grown from resistant seed 72 



•X. Two rows of Cooley Hybrid tobacco grown under shade 72 



TEXT FIGURES. 



Fig. 1. Belgian type of Connecticut Sumatra tobacco plant 15 



2. Typical leaf of Belgian type of tobacco 16 



3. Diagrammatic sketch of tobacco flower 18 



■1. Three tobacco flowers at proper stage for emasculation, and the 



scissors and forceps used in emasculating flowers 20 



5. Diagrams showing the superiority of broad over narrow leaves for 



cigar- wrapper purposes 27 



6. Tobacco seed plant at proper stage of maturity for the application of 



a paper bag 55 



7. Tobacco seed plant showing arrangement of a paper bag for the pro- 



tection of the flowers from cross-fertilization 56 



8. Tobacco seed separator 58 



9. Typical plant of Uncle Sam Sumatra tobacco 62 



10. Typical leaf of Uncle Sam Sumatra tobacco 63 



11. Typical plant of the Cooley Hybrid tobacco 64 



12. Typical leaf of the Cooley Hybrid tobacco 65 



13. Typical plant of the Brewer Hybrid tobacco 66 



14. Typical leaf of the Brewer Hybrid tobacco 67 



96 



