SUMMARY We have generated an antibody which is absolutely specific for H. armigera over H. punctigera. Specificity has been demonstrated in a number of ways. For example, the antigenic protein from H.

A survey form asking the cost of weed control, the major weed problems and the herbicides used was sent to fifty two cotton growers from the seven major cotton areas of New South Wales.

This project continued the major study of waterlogging on heavy clay soils after furrow irrigation or heavy rainfall.

The aims of the project were: * to test various versions of SIRATAC on a commercial scale. * to provide a database of the response of cotton to damage.

objectives of the present work are the identification of the sex pheromones of Crocidosema plebejana and Pectinophora scutigera and the testing of synthetic candidate mixtures as attractants in monitor traps in the fi