Index 



395 



Spraying, 361. 



machines, 370. 



principles involved, 370. 



Squash diseases, 234 et seq. 

 Anthracnose, 237.^ 

 Bacterial wilt, 234. 

 Fruit rot, 235. 

 Leaf spot, 237. 

 Powdery mildew, 237. 

 Root knot, 238. 

 Root rot, 238. 

 Soft rot, 236. 

 Wilt or yellows, 237. 

 Steaming sick soil, 54. 

 Stevenson, J. A., 146. 

 Stewart, F. C., 128, 285. 



-F.G.,25i. 

 Stickers, 370. 

 Stock solutions, 364. 

 Stomach poisons, 362. 

 Stone, G. E., 93. 



R. E., 277. 



Subirrigation, 67, 68. 

 Sulphur, 367. 

 Sunflower diseases, 148. 

 Downy mildew, 148. 

 Rust, 149. 

 Surface or spray irrigation, 68, 



69. 



Sweet potato diseases, 151 et seq. 

 Black rot, 160. 

 Charcoal rot, 173. 

 Cottony rot, 174. 

 Dry rot, 159. 

 Foot rot, 159. 

 Java black rot, 165. 

 Phyllosticta leaf blight, 164. 

 Ring rot, 158. 

 Root knot, 176. 

 Septoria leaf spot, 165. 

 Slime mold, 152. 

 Soft rot, 156. 

 Soil rot, 152. 

 Soil stain or scurf, 168. 

 Texas root rot, 175. 

 Trichoderma rot, 167. 

 Vine wilt or yellows, 170. 

 White rust, 155. 



methods of control, 



176 et seq. 



Taubenhaus, J. J., 160 et sea. 



Temple, J. C., 9. 



Thick sowing, effect on damping 



off, 57. 



Thielavia basicola attacking gar- 

 den pea, 275. 



attacking ginseng, 1 1 1 . 



attacking horseradish, 



205. 



Tmsley, J. D., 37. 

 Tolaas, A. S., 103. 

 Tomato diseases, 339 et seq. 



Anthracnose, 348. 



Blossom end rot, 340. 



Buckeye rot, 344. 



Damping off, 343. 



Fruit rot, 346. 



Hollow stem, 339. 



Late blight, 343. 



Leaf spot f> 347. 



Melanconium rot, 349. 



Mosaic, 3^1. 



Rhizoctonia fruit rot, 353. 



Southern wilt, 342. 



Sunburn, 341. 



Yeast rot, 345. 



Yellow blight, 352. 

 Tragopogon porrifolius, 146. 

 Trichoderma koningi, 167. 



lignorum, 167. 



Tubercularia persicina, 284. 

 Turnip diseases, 214 et seq. 



Anthracnose, 214. 



Black rot, 214. 



Club root, 214. 



Macrosporiumleaf spot, 217. 



Phoma rot, 215. 



Powdery mildew, 216. 



U 



Uredinales, 10. 

 Urocystis cepulce, 288. 

 Uromyces appendiculatus, 262. 

 Urophlyctis leproides, 121. 



