Rainfed cotton has been grown in Central Queensland since the 1920's but the total area has fluctuated in response to variable seasonal conditions as well as changing prices and market trends for cropping options

To study the response of cotton to varying nitrogen rates and times and , methods of application unde r different irrigation strategies . , To demonstrate. to cotton grower under commercial conditions.

This project was prompted by disappointingly low cotton yields at Emerald and other Central Queensland centres.