IKDEX. 



29 



Zamelodia melanocephala, occurrence in alfalfa-weevil 



districts, food habits, importance 



Zenaidura macroura marginella, occurrence in alfalfa- 

 weevil districts, food, importance 



Zirconium, occurrence in soils 



Zonotrichia leucophrys leucophrys, occurrence in alfalfa- 

 weevil districts, note 



Zygadenus — 



animals poisoned by 



cause of losses of live stock 



feeding experiments with horses and cattle 



history and description 



poisoning, experiments, etc 



poisoning, remedies 



poisonous species 



venenosus, toxic and lethal dose for sheep, tables, 

 etc 



Page. 



37-38 



107 



8-9 



122 



4, 8-9, 27 



107- 



33 



125 



7 



125 



6 



125 



34-35 



125 



1-6 



125 



7-43 



125 



37-44 



125 



6 



30-34 



o 



