xiv List of Illustrations 



FIGURE FACING PAGE 



25. Type of Lettuce House 147 



26. Lettuce Diseases 149 



27. Lettuce Diseases 151*' 



28. Lettuce Diseases 153 - 



29. Typical Muskmelon House I5S 



30. Muskmelon Diseases 157'' 



31. Root Knot of Muskmelon 159 



32. Healthy Mushroom Bed i6iv 



33. Sclerotinia Rot on Pea Pods 167 ^ 



34. Pepper Diseases 169 1 



35. Rheosporangium Rot on Radish .... 175 



36. Tomato Diseases 193 



37. Tomato Diseases 194 ■ 



38. Tomato Diseases 195 



39. Effect of Fumigation on Tomatoes .... 197 



40. Anthirrhinum Diseases 203 



41. Anthirrhinum Diseases 205- 



42. Aster Diseases 209 ' 



43. Begonia Root Knot 213 



44. Calceolaria Leaf Blight 215 



45. Type of Carnation House 217 



46. Carnation Diseases 223 



47. Carnation Diseases 227 



48. Carnation Diseases 229 



49. Type of Chrysanthemum House . . . .235 



50. Chrysanthemum Diseases 237 



51. Broom Rope of Coleus 245 



52. Type of Cyclamen House 249 



53. Dracena Diseases 251 



54. Fern Yellows 255 



55. Fern Diseases 257 



56. Geranium Diseases 261 



57. Hyacinth Diseases 267 



58. Lily Diseases 277 



