INDEX 



231 



Rhizopus, 178 

 Rogueing, 66, 67 

 Rolfs, F. M., 103 

 Root burn, 182 

 Root knot, 123-129 

 Rye, 128, 168 



Sackett, W. G., 99 



Safro, Prof., 214 



Sclerotinia libertiana, 119 



Scorch or scald, 54 



Sclerotia, 122 



Seed, 25 



Seed treatment, 35, 82, 188 



Selby, A. D., 99 



Selection, 66, 67 



Shading, 54 



Shamel, A. D., 193 



Shaw, J. F. J., 103 



Shriveled seed, 177 



Site, 22 



Sitodrepa panicea, 178 



Slow germination, 26 



Soap, 218 



Soil acidity, 98 



Soil insects, 171 



Solid beds, 76 



Sowing, 34, 35 



Sowing in pots, 34 



Spencer varieties, 15, 61, 



62, 67 

 Spraying, 204 

 Spraying formula, 221, 



222 



Spring planting, 29 

 Stackman, £. C, 99 

 Steam sterilization, 191 

 Stewart, F, C, 118 

 Stickers, 218 

 Stomach poisons, 206 

 Streak, 7, 113, 157, 176 '' 

 String, 44, 45, 85 

 Striped blister beetle, 169 

 Sulpho tobacco, 208 

 Sulphur, 212 

 Supports, 36, 37, 38, 40, 



41, 42, 44, 45, 46, 66, 



88 

 Sweat flies, 161 

 Sweet Pea Annual, 39, 



112, 118, 149 

 Swingle, D. B., 213 

 Syrphid fly, 158, 160 

 Syrphus ribesii, 160 



Taubenhaus, J. J., 141 

 Temperature, 83, 84, 88, 



93. 96 

 Tetranchys bimaculatus, 



131 

 Thielavia basicola, 112 



Thielavia root rot, 98, 1 12- 



117 



Thinning, 33 



Thrips, 129-131 



Tillage, 48 



Timothy, 128 



Tobacco, 115, 168 



