xiv. CONTEXTS 



229. Corn Stubble Ix^ssens Drifting. 229a. Artificial 

 Protection. 230. Miscellaneous Practices and Sugges- 

 tions 231. Conclusion. (Alkaline Soils). 232. Why 

 Alkali is Harmful. 233. ' The Reclamation of Alkali 

 Soils. 234. The Use of Alkali-Resistant Crops. (Loose 

 Top SoiLt). 235. How Ixx>se Top Land is Broken. 236. 

 The Crops Grown. 237. Fallowing Ix>ose Top Land 

 238. The Rotation Used. ("Burnt Out" Soil). 239. 

 The Management of Burnt Out Soils. (Poor Soils). 

 239a. The Value of Manure. 239b. The Place of Com- 

 mercial Fertilizers. (Cold Soils). 239c. Some Practices 

 of Northern Agriculture. 



CHAPTER XVI. 



Lessons from Experience 292 



(Dry Farming in the Great Pkiins Region of the United 

 States by E. C. Chilcott, United States Department of 

 Agriculture.). 240. Summer Tillage. 241. Corn or Sor- 

 ghums vs. The Fallow. 242. When Disking May be 

 Substituted for Plowing. 243. The ' Use of the Lister 

 in the Fall. 244. How and W r hen to Plow. 245. The 

 Purpose of Plowing. 245a. Green Manuring. 246. 

 Destruction of Weeds. 247. The Application of the Ca- 

 pillary Theory to Dry Farming Practices. 248. Farm 

 Organization and Crop Rotations. (Dry Farming Prac- 

 tices in Kansas, by L. E. Call, Professor of Agronomy, 

 Agricultural College, Manhattan, Kansas). 249. The 

 Place of Summer Tillage. 250. Kansas Dry Farm Crops. 

 251. Crops that Mature Early. 252. The Amount of 

 Seed to Sow. (Dry Farming in Nebraska, by W. W. 

 Burr, Professor of Agronomy, Agricultural Experiment 

 'Station, Lincoln, Nebraska). 253. Summer Tillage. 

 254. Crop Rotation. 255. Crop Adaptation. 256. Cul- 

 tural Practices. 257. The Farming Unit. 258. Live 

 Stock. 259. The Possibilities for Dry Fanning. (Dry 

 Farming Practices in South Dakota, by Manley Champ- 

 lin, formerly Assocuite Professor of Agronomy, Brook- 

 ings, S.D.). 260. Sunimerfallowing. 261. Crop Rota- 

 tion. 262. Drought- Resistant Crops. (Dry Farming 

 Practices in North Dakota, by W. R. Porter, Superinten- 

 dent of Demonstration Farms for North Dakota). 263. 

 Summer Tillage. 264. Stubble Land. 265. Grass Land. 



266. Rotations 267. The Best Crops. 268. The Rate 



of Seeding. 269. Weeds. 270. Soil Drifting (Dry 



Farming in Montana, by Alfred Atkinson, President Mon- 

 tana State College of Agriculture, formerly Professor of 

 Agronomy). 271. Limited Supply of Moisiture. 272. 



