APPENDIX A 421 
Dry Land Grains. W. M. Jardine. Circular 
No. 12, Bureau of Plant Industry, U. 8S. Department 
of Agriculture. 
Dry-farm Investigations in Montana. A. Atkin- 
son and J. B. Nelson. Bulletin 74, Montana Experi- 
ment Station. 
The Storage of Winter Precipitation in Soils. 
J. A. Widtsoe, Bulletin No. 104, Utah Experiment 
Station. 
Dry Land Farming and Kindred Topics. F. 8. 
Cooley. Farmers’ Bulletin No. 1, Montana Agri- 
cultural College. 
Notes on Dry-farming. W. M. Jardine. Cir- 
cular No. 10, Bureau of Plant Industry, U. 8. Depart- 
ment of Agriculture. 
Second Annual Report of the Superintendent of 
Demonstration Farms for North Dakota. North 
Dakota Experiment Station. 
The Plains: Some Press Bulletins. Bulletin 123, 
Colorado Experiment Station. 
Dry Land Olive Culture in Northern Africa. 
T. H. Kearney. Bulletin 125, Bureau of Plant 
Industry, U. S. Department of Agriculture. 
Report of the Second Dry-farming Congress, Salt 
Lake City, Utah. 
Dry Land Agriculture: Papers Read at the Second 
Annual Meeting of the Codperative Experiment 
Association of the Great Plains Area. Bulletin 130, 
Bureau of Plant Industry, U. 8S. Department of 
Agriculture. 
Report on Dry-farming in America. W. Straw- 
bridge, I. 8. O., Adelaide, South Australia. 
