* Testing various versions of SIRATAC on a commercial scale. * Ptoviding a database of the response of cotton to damage. *Comparing the response of the new varieties Siokra and DP90 with DP61.

To determine the various factors affecting the loss of activity of insecticides on cotton over time.

The experiments reported here investigated the influence of high or low concentrations of nitrogen, phosphorus and potassium on the multiplication of X.campestris pv. malvacearum in cotton leaf tissue.

The visits to research institutions proved extremely enlightening and valuable.

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Three species of pest mites are found in cotton in NSW and Qld: the two spotted mite, Tetranychus urticae, the bean mite, T. ludenli, and the strawberry mite, T. lambi. Of these T.

The cotton bollworm, Heliothis armigera Hubner, is the most serious pest of cotton in Thailand.

Bacterial blight of cotton is a major disease in most cotton growing countries of the world.

A review of overseas literature shows that several approaches have been recommended for the control of bacterial blight of cotton .

As a result of a major fall in world cotton prices, the Namoi Cotton Co-operative has been actively looking at ways of reducing costs on cotton farms.

Each furrow irrigation waterlogs most of the root zone of cotton in cracking clay soils. This deprives the roots of oxygen, they take up less water and nutrients. and this reduces growth and yield.

Techniques to Improve Profitability of Growing Cotton