1999 patent
Apparatus and method for simultaneously topping and applying a precision application of sucker control chemicals to tobacco and other row crops
Washington, DC: U.S. Patent and Trademark Office.
1989 journal article
Chemical residues and agronomic characteristics of flue-cured tobacco after applications of 2,4-D and dicamba
Tobacco International, 191(22), 59.
1974 journal article
Effect of light periods and temperatures on plant form of Nicotiana tabacum L. cv. Hicks
Botanical Gazette (Chicago), 135(3), 196.