Wells, O. O., & Schmidtling, R. C. (1983). A study of the growth, yield, and pest resistance of shortleaf X slash pine hybrids. U.S. Dept. of Agriculture, Forest Service, Southern Forest Experiment Station.
Chicago Style (17th ed.) CitationWells, Osborn O., and R. C. Schmidtling. A Study of the Growth, Yield, and Pest Resistance of Shortleaf X Slash Pine Hybrids. [New Orleans, La.]: U.S. Dept. of Agriculture, Forest Service, Southern Forest Experiment Station, 1983.
MLA (9th ed.) CitationWells, Osborn O., and R. C. Schmidtling. A Study of the Growth, Yield, and Pest Resistance of Shortleaf X Slash Pine Hybrids. U.S. Dept. of Agriculture, Forest Service, Southern Forest Experiment Station, 1983.
Warning: These citations may not always be 100% accurate.