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Dillon, Martin L., Fitt, Gary P., Daly, , Joanne C. (1994-08-09)
The HEAPS (HE.licoverpa d.rmigera and l!.imctigera Simulation) model embodies all of our current knowledge on the ecology of Helicoverpa within cotton cropping regions.
Kochman, J.K., Pegg, K.G., Davis, R.D., Moore, N.Y., Bentley, S. (1994-08-09)
During the past two seasons, cotton crops growing in Queensland have been surveyed for diseases. In March 1993 specimens of wilted cotton were collected from the Brookstead area of the Darling Downs.
Fitt, Gary (1994-08-09)
Transgenic cottons expressing the crystal protein toxin genes from the bacterium, Bacillus thuringiensis (Bt) have progressed to the field testing stage and may soon become part of the Australian cotton production sce
Dillon, Gina E., Fitt, Gary P., Forrester, Neil W. (1994-08-09)
A great proportion of the Helicoverpa eggs laid onto cotton never hatch. They are either eaten by predators, dislodged from the plant by wind and rain, killed by climatic extremes, or are infertile.
Thomson, N.J., Constable, G.A., Reid, P.E., Windeatt, G., McDonnell, W., Mills, L. (1994-08-09)
CSD conducts large scale variety trials in all the cotton growing districts each season. It is well known that variety performance often differs markedly from season to season.