212 



Distel doom, an indication of fertile soil, 102. 

 District of Butterworth, 19, 21, 32. 



Elliot-Slang River, 20, 21, 53, 196. 



Idutywa, 19, 21, 64. 



Maclear, 20, 21, 77. 



Mount Currie, 20, 21, 94. 



Mount Frere, 20, 21, 95. 



Port St. John's, 107, 171. 



St. Mark's, 19, 21, 121. 



Umtata, 20, 22, 137. 



Umzimkulu, 20, 22, 137. 



Willowvale, 19, 22, 145. 



Divisions (Fiscal) of the Colony will be found indexed under their respective names. 

 Dolerite, intrusive, 25, 27, 28, 47, 48, 71, 72, 112, 121 

 Doleritic soils, rich in plant food, 27, 28, 32, 53, 162. 

 Dolomite, 161. 

 41 Doode turf," 102. 

 "Doom" soil, 116, 131, 132. 

 Downs, 29, 30, 125. 

 Downs, F.C., 41. 



Drainage, the remedy for brack, 174. 

 Drift sands : see " Blown sands " and " Downs." 

 Drip lime, 47. 



Dunes : see " Blown sands " and " Downs." 

 Durban, 38, 44. 



Dwyka geological series, 115, 141, 147, 150, 163, 168. 

 soils, analyses of, 168, 171. 



compared with those of other geological series, 168, 171. 



Dyer, Dr. Bernard, 2, 10, 17. 



method of soil extraction, 16, 21, 155. 



Eastern Province, 4. 



East Uitvlugt, 110. 



Ecca (see also " Umsikaba), 115, 147. 



Eerate River, 124, 155. 



Efflorescence, analysis of, 183. 



Elim, 30. 



Elliot-Slang River District, 20, 21, 53, 196. 



Elsenburg, 122, 123, 155, 198. 



Elutriation methods, 1. 



Enon conglomerate, 70, 147, 149, 159. 



Erysiphe graminis, 40, 44. 



Evaporation from soil surface retarded by cultivation, 179. 



Evelyn Valley, 67. 



Exhaustion of soil, 45, 118. 



Extraction of soil by water, 8, 153, 175. 



Fallowing, 83, 92. 

 Farmers, soils collected by, 20. 

 Felspar in Bokkeveld series, 166. 

 Fertilisers, Bone, 4. 



Cultivation of crops without, 25, 28, 50, 82, 83, 84, 85, 113, 143. 



Fortuity and productiveness, 2, 10, 18, 188. 



as gauged by chemical analysis, 2, 5, 13. 



due to lime, 93. 



lack of, may be due to other causes than deficiency of plant food, 18, 42, 



60, 73, 102, 103, 111, 188, 192. 



mechanical soil analysis often affords a good index of. 188. 

 Field operations, 19. 



sample, application of term, 7. 

 Fine earth, application of term, 7, 191, 194, 195. 

 average proportions of, in soils of the Malmesbury, Table Mountain, and 



Bokkeveld series, 196. 

 sand, application of term, 191, 194. 

 Finer grades of soil more retentive of water than the coarser, 188, 192. 



richer in plant food, 13, 24, 53, 172, 192, 201. 



Fluxes, use of, for extraction of plant food constituents, 9. 

 Forest soils, 42, 43, 57, 61, 67, 70, 95, 119, 135, 137, 138. 

 Fort Beaufort Division, 20, 21, 54. 



