REFERENCES 



AGRICULTURE. — Publications of the Bureau of Plant Industry, Department 

 of Agriculture, from January 1 to June 30, 1912, as follows: 

 Suggestions on growing Egyptian cotton in the Southwest. Carl S. Scofibld, 

 Document 717. Pp. 10. 



Distribution of cotton seed in 1912. Leon M. Estabrook and O. F. Cook. 

 Document 716. Pp. 11. 



Memorandum of information concerning official cotton grades. N. A. Cobb. 

 Document 720. Pp. 3. 



Grain-sorghum production in the San Antonio Region of Texas. Carleton 

 R. Ball and Stephen H. Hastings. Bulletin 237. Pp. 30, figs. 4. 

 Suggestions to potato growers on irrigated lands. L. C. Corbett. Circular 90. 

 Pp. 6. 



A preliminary study of the forced curing of lemons as practiced in California. 

 Arthur F. Sievers and Rodney H. True. Bulletin 232. Pp. 38, figs. 4. 

 The pear and how to grow it. G. B. Brackett, Farmers' Bulletin 482. Pp. 

 31, figs. 30. 



The cultivation and manufacture of tea in the United States. George F. Mitch- 

 ell. Bulletin 234. Pp. 40, pis. 2, figs. 11. 



Crossbreeding corn. C. P. Hartley, Ernest B. Brown, C. H. Kyle, and 

 L. L. Zook. Bulletin 218. Pp. 72, fig. 1. 



Cooperative grain investigations at. McPherson Kans., 1904-1909. Victor 

 L. Cory. Bulletin 240. Pp. 22. 



The thornless prickly pears. David Griffiths. Farmers' Bulletin 483. Pp. 

 20, figs. 4. 



Sweet clover. J. M. Westgate and H. N. Vinall. Farmers' Bulletin 485. 

 Pp. 39, figs. 16. 



Diseases of cabbage and related crops and their control. L. L. Harter. 

 Farmers' Bulletin 488. Pp. 32, figs. 7. 



Two dangerous imported plant diseases. Perley Spaulding and Ethel C. 

 Field. Farmers' Bulletin 489. Pp. 29, figs. 3. 



The profitable management of the small apple orchard on the general farm. M. 

 C. Burritt. Farmers' Bulletin 491. Pp. 22, figs. 8. 



The more important insect and fungous enemies of the fruit and foliage of the 

 apple. A. L. Quaintance and W. M. Scott. Farmers' Bulletin 492. Pp. 

 48, figs. 21. 



Lawn soils and lawns. Oswald Schreiner, J. J. Skinner, L. C. Corbett, 

 and F. L. Mulford. Farmers' Bulletin 494. Pp. 48, figs. 19. 

 Alfalfa seed production. J. M. Westgate, Roland McKee, and M. W. Evans. 

 Farmers' Bulletin 495. Pp. 36, figs. 14. 



Cotton improvement under weevil conditions. O. F. Cook, Farmers' Bulletin 

 501, Pp. 22. 



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