INDEX. 



Page. 



Agropyron cristatum, breeding experiments 32, 36 



smithii. See Grass, wheat, western, 

 tenerum. See Grass, wheat, slender. 

 Akron Dry-Land Station. See Experiments. 



Alfalfa, breeding for drought resistance 7, 9-10, 12-20, 33-34, 36 



comparative yields 17,18 



price per ton , comparison 30 



varieties, Grimm 14, 18, 20 



Minnesota No. 3 14 



South Dakota Nos. 65, 66, 67, 150, 162, 164 13-15 



Turkestan 14, 15, 18 



Altitude, of certain stations 12 



Analyses, chemical, of certain forage plants 30 



Ashcroft, S. Dak., climatic records 11, 18 



Awnless brome-grass. See Grass, brome. 



Barley, tests of drought-resistant Aarieties 8 



Bellefourche Experiment Farm. See Experiments. 

 Bouteloua oligostachya. See Grama, blue. 



Brand, C. J., on alfalfa growing 14, 19 



Breeding, plant, methods used 7, 15-16, 23, 24, 25, 29-31, 33-34 



objects sought 7-9, 31-34 



See also names of crops tested; as, Alfalfa, Grass, Legumes, Millet, and Sorgo. 



Briggs, L. J., and McLane, J. W., on soil moisture 11 



Bromus inermis. See Grass, brome, smooth. 



Brookings, S. Dak., test of alfalfa 13, 14 



Bulbilis dactyloides. See Grass, buffalo. 

 Canada peas. See Peas, Canada. 

 Chaetochloa italica. See Millet. 



Climate, conditions to be met 7-8, 12, 24, ^3 



See also Rainfall and Temperature. ' 



Clover, tests for drought resistance 9-10 



Cole, John, work in plant breeding 15 



Conclusion of bulletin 34 



Cooperation with Office of Dry-Land Agriculture 10, 12, 15, 21 



Forage-Crop Investigations 7, 10, 24-25, 29, 31, 32, 33 



Western Agricultural Extension 10 



Reclamation Service 10 



South Dakota Agricultural Experiment Station 10, 15, 24, 29 



Corn, comparison of drought-resistant jjower 8 



Crops, comparative tests, by Office of Grain Investigations 8 



leguminous, necessity in dry-land farming 32 



methods to increase production 33 



Dead wood, S. Dak., prices of alfalfa and western wheat-grass hay 30. 



Department of Agriculture, importation of drought-resistant plants 8, 13, 14, 32 



Earliness. See Maturity, 



196 37 



