academic article

• Above- and belowground interference of purple and yellow nutsedge (Cyperus spp.) with tomato..  Weed Science.  53:181-185. 2003
• Effects of ethanol and gibberellic acid combinations on papaya seedling growth.  Soil & Crop Science Society of Florida.  57:113-115. 1998
• Effects of nitrogen and gibberellic acid combinations on basil growth.  Soil & Crop Science Society of Florida.  57:99-101. 1998