OF CONTENTS V 



CHAPTER XIV 



GREENHOUSE AND COLD FRAME FUMIGATION . 126-146 



Effects on foliage Preparation of the house 

 How to prepare the jar Boxes for fumigat- 

 ing small plants Experiences with various 

 plants Experiments in greenhouses Estimat- 

 ing cubic contents Cold frames General sum- 

 mary Practical application. 



CHAPTER XV 



SMALL FRUITS AND PLANTS 147-152 



Amount of chemicals for strawberry plants 

 Experimental and practical tests Application 

 on melon, cucumber, cabbage, etc. Difficulty 

 of fumigating in rows. 



CHAPTER XVI 



APPLICATIONS IN MILLS, ELEVATORS, AND OTHER 



ENCLOSURES 153-176 



First use in mills Necessary preparations 

 Resisting power of insects Estimating chemi- 

 cals Application Cars and ships Dwelling- 

 houses and storerooms Explosive properties 

 Practical application Mills and elevators 

 Tobacco warehouse Houses and Laboratories. 



CHAPTER XVII 



GRAINS AND OTHER SEEDS 177-185 



Experimental tests Influence upon seed 

 germination Fumigated grain fed to mice 

 Effects on dry and damp seeds General sum- 

 mary of results. 



CHAPTER XVIII 



DIFFUSION OF HYDROCYANIC ACID VAPOR . . 186-197 



General experiments Effect of moisture on 

 foliage Absorbent effect of fresh earth Dif- 

 fusion in large room Rapid loss of vapor 

 General results considered. 



