Bachman, G., T. Whitwell, and C. Wilson. Tolerance of landscape plants to Stinger and Manage postemergence herbicides . Journal Of Environmental Horticulture. Bachman, G. and T. Whitwell. Bachman, G. and R. Young.
Winter rootzone temperature changes with pot in pot production system .
Bachman, G., W. B. Miller and T. Whitwell. Early season drenches of Bonzi and Sumagic for height control of container-grown herbaceous perennials . Bachman, G., and T. Whitwell. Efficacy of a fall fertilization program . Bachman, G., and T. Whitwell.