A cotton plant, when not stressed, grows in a predictable way, which allows its crop development to be predicted using daily temperature data (day degrees). The Crop Development Tool (CDT) allows crop managers to monitor both vegetative and reproductive growth of their crops compared to potential rates of development. The CDT allows analysis of: Squaring Nodes Nodes Above White Flower (NAWF) Square Numbers Boll Numbers Vegetative Growth Rate NOTE: You must Log In to use the Crop Development Tool.