Pecan soils of the gulf and southeastern states and maintenance of their fertility /
by J.J. Skinner, E.D. Fowler, and A.O. Alben.
- Washington, D.C. : U.S. Dept. of Agriculture, 1938.
- 24 p., [1] leaf of plates : maps ; 23 cm.
- Circular / United States Department of Agriculture ; no. 492 .
- Circular (United States. Department of Agriculture) ; no. 492. .
Caption title. Contribution from Bureau of Plant Industry. Bibliography: p. 22-24.