Florida Agricultural Experiment Station LITERATURE CITED 1. BLACKMON, G. H. A partial report on some of the pecan investigations being carried on by the Florida Agricultural Experiment Station. Nat. Pecan Assn. Bul. 27; 44-48. 1928. 2. Crotalaria as a summer cover crop for pecan orchards. Nat. Pecan Assn. Bul. 29; 53-59. 1930. 3. BLACKMON, G. H., and R. W. RUPRECHT. Fertilizer experiments with pecans. Fla. Agr. Exp. Sta. Bul. 270. 1934. 4. CRANE, H. L. Growth and fruiting relations in the pecan. Ga.-Fla. Pecan Growers' Assn. Proc. 25; 18-25. 1931. 5. FINCH, A. H., and H. L. CRANE. Physiological factors associated with the productiveness of pecan shoots. Nat. Pecan Assn. Bul. 30; 98- 105. 1931. 6. FOWLER, E. D., and R. D. LEWIS. Some effects of cover crops and their management on the fertility of Norfolk sandy loam. South- eastern Pecan Growers' Assn. Proc. 28; 37-46. 1934. 7. GOSSARD, C. A. The importance of maintaining vigorous terminal growth of pecan trees. Nat. Pecan Assn. Bul. 32; 84-89. 1933. 8. ISBELL, C. L. Growth studies of the pecan. Ala. Agr. Exp. Sta. Bul. 226. 1928. 9. PACE, VERNON. Crotalaria as a summer cover crop for pecan orchards. Nat. Pecan Assn. Bul. 31; 77-79. 1932. 10. SKINNER, J. J., and J. B. DEMAREE. Relation of soil condition and orchard management to the rosette of pecan trees. U. S. D. A. Dept. Bul. 1378. 1926. 11. STOKES, W. E., R. M. BARNETTE, H. W. JONES and J. H. JEFFERIES. Studies on summer cover crops in a Pineapple orange grove. Fla. Agr. Exp. Sta. Bul 253. 1932. 12. WARNER, J. D. Date of seeding and phosphate requirements of winter legumes and their effect upon subsequent crops. Fla. Agr. Exp. Sta. Report 1932; 46-47.