1. Adair, H. S. (1927). Black pit of pecan. American Nut Journal, 26, 6–7.
2. Alabama Cooperative Extension Service. (2007). Commercial pecan: Insect, disease, and weed control recommendations. Alabama pest management handbook. ANR-500-A-1.
3. Allen, S. C., Jose, S., Nair, P. K. R., Brecke, B. J., Nkedi-Kizza, P., & Ramsey, C. L. (2004). Safety-net role of tree roots: Evidence from a pecan (Carya illinoensis K. Koch)-cotton (Gossypium hirsutum L.) alley cropping system in the southern United States. Forest Ecology and Management, 192, 395–407.
4. Ark, P. A. (1954). Some important sources of crown gall bacteria in California orchards. Plant Disease Reporter, 38, 207–208.
5. Auda, M. (1999). The sweet chestnut throughout history from the Miocene to the third millennium. Acta Horticulturae, 494, 29–36.