W. T. Kelley

Kelley, W. T., Danehower, D. A., & Bowman, D. T. (1990). A colour scale for rapid measurement of relative pigment concentration in burley tobacco leaves. Tobacco International, 192(5), 35.

KELLEY, W. T., & BOWMAN, D. T. (1990). GENOTYPE AND TOPPING STAGE IN RELATION TO MATURITY IN BURLEY TOBACCO. AGRONOMY JOURNAL, 82(6), 1107–1109. https://doi.org/10.2134/agronj1990.00021962008200060016x