Nitrogen management plays a key role in cotton production. It is the nutrient required in greatest quantity by the crop and it is the nutrient most often deficient.

A change of direction for entomoLOGIC and some improvements to hydroLOGIC will provide growers and consultants in the 1992/93 season with effective, low cost decision support systems for irrigation and pest management

The renewed interest in non-irrigated cotton production in recent years led us to undertake co-operative cultivar trials, commencing in 1981/82.