This study was undertaken for the following reasons: 1. Nicotine and its compounds have long been used as insecticides, and are in great demand at the present. 2. Tobacco, the source of nicotine, is such a valuable commodity that only waste has been used as a source of nicotine for years. 3. <i>N. rustica tabacum</i>, a species of tobacco, has a high nicotine content, and has been grown under climate and environment suitable for other types of tobacco. The purpose of the investigation is as follows: 1. Preparation of a nicotine hydrochloride dust insecticide from the entire tobacco plant. 2. To make a study of the costs of cultivating flue cured tobacco and the costs of cultivating tobacco that could be used for the preparation of the dust. 3. To determine the price at which the tobacco farmer could sell high nicotine content tobacco and still make the profit he realizes from the cultivation of the flue cured tobacco. / Master of Science