xii CONTENTS 



CHAPTER 7 



PAC;E 



Loco WEEDS AND OTHER POISONOUS PLANTS 70 



Black locust; Broom; Burma bean; Lupines; Stemless loco weed; Wooly loco 

 weed; Rattleweed; Loco weeds in general; Rattlebox; Box; Spurges; Castor oil 

 plant; Poison ivy; Bibliography; Laboratory work. 



CHAPTER 8 



MISCELLANEOUS DICOTYLEDONOUS PLANTS 86 



St. John's wort; English ivy; Water hemlock; Poison hemlock; Death of So-' 

 crates; Lambkill; Calico-bush,' Stagger-bush; Great laurel; Chinese primrose; 

 Privet ; Bibliography; Laboratory work. 



CHAPTER 9 



PRINCIPALLY SOLANACEOUS AND COMPOSITOUS PLANTS 98 



Oleander; Whorled milkweed; Thorn apple; Bittersweet; Garden nightshade; 

 Potato; Sneeze-weed; White snakeroot; Ragwort; Hay-fever plants; Biblio- 

 graphy; Laboratory work. 



CHAPTER 10 



FEEDS AND FEEDING ....117 



Chemical constituents; Nature of feeds; Digestion; Rations; Digestibility of 

 animal foods; Nutritive ratios; Energy of food; Bibliography. 



CHAPTER ii 



THE STRUCTURE AND GENERAL ECONOMIC IMPORTANCE OF GRASSES 122 



Structure; Economic uses of grasses; Bibliography; Laboratory work. 



CHAPTER 12 



DESCRIPTION OF IMPORTANT GRASS FORAGE PLANTS 133 



Timothy; Kentucky blue grass; Red top; Orchard grass; Meadow foxtail; 

 Smooth brome grass; Blue-joint grass; Fescue grasses; Sweet vernal grass; 

 Perennial rye grass; Marram grass; Seaside oats; Bermuda grass; Johnson 

 grass; Guinea grass; Grama grass; Buffalo grass; Short grass vegetation; 

 Bibliography; Laboratory work. 



CHAPTER 13 



THE MOST IMPORTANT AMERICAN CEREALS 155 



Maize; Oats; Wheat; Barley; Rye; Rice; Buckwheat; Bibliography; Labora- 

 tory work. 



CHAPTER 14 



GENERAL CHARACTERISTICS OF THE LEGUMINOS.E 181 



Structure; Economic plants; Bibliography; Laboratory work. 



