xiv List of Illustrations 



HGUBE FACING PAGE 



25. Type of Lettuce House 147 



26. Lettuce Diseases 149 



27. Lettuce Diseases 151 



28. Lettuce Diseases 153 



29. Typical Muskmelon House 155 



30. Muskmelon Diseases 157 



31. Root Knot of Muskmelon IS9 



32. Healthy Mushroom Bed 161 



33. Sclerotinia Rot on Pea Pods 167 



34. Pepper Diseases 169 



35- Rheosporangium Rot on Radish .... 175 



36. Tomato Diseases 193 



37. Tomato Diseases 194 



38. Tomato Diseases 195 



39. Effect ofFumigation 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 



