Cotton planted into stubble has shown many advantages over conventional planting practices, including: reducing soil erosion, reducing pesticide and nutrient movement, and improving soil condition (Waters and Sequeira

Glyphosate is the single most commonly used herbicide applied through shielded sprayers for controlling Post emergent weeds.

Two key hormones, ecdysone and juvenile hormone, control metamorphosis and moulting in insects.

In 2000/01, the Australian cotton industry produced approximately 3.4 million bales with a gross estimated value of 1.7 billion dollars.

At various times, strong interest develops within the industry for early crop maturity.

Helicoverpa spp remain the most important pest in the Australian cotton industry. They are resistant to most of the insecticides used by the industry.

Stinkbugs have recently re-emerged as an important late season sucking pest complex of cotton in Australia.

As with all post mortems the aim is to work out what happened and why.

In the past three years two biological control agents, new to Australia, have been discovered attacking cotton aphid, Aphis gossypii.

In some major producing countries, up to half of the returns to cotton farmers come from government subsidies.

Judging by the media headlines over the past three years, the dominant issues for sustained use of the Murray-Darling Basin's natural resources are sanity and security of water supply under the Cap on diversio

Many Australian cotton growers sow rotation crops after irrigated cotton assuming that they will improve soil quality, reduce pest and disease incidence, and maintain profitability of cotton.

The weed spectrum of many areas in the Australian cotton industry is not well documented.

White speck neps cause significant financial losses to the textile industry and the following studies look at several factors that may affect white specks.

Water-use efficiency of cotton production and minimising the impact of the cotton industry on the environment have emerged as issues of great importance.

Cotton planted into cereal stubble has numerous benefits over conventional planting methods, such as reducing soil erosion, reducing pesticide and nutrient movement, and improving soil condition (Waters and Sequeira 2

Cotton fibres, or lint, are very long single cells containing almost pure cellulose. The fibres develop in the weeks after flowering from single cells on the surface of the young seed.

Cotton production in Australia is a high-tech industry.

Dryland salinity is on the increase in the upper catchments of the central and northern river valleys of New South Wales (Murray Darling Basin Ministerial Council- MDBC, 1999).

Malvaceae weeds are becoming an increasingly significant problem in Australian cotton farming systems. Narrow and wide leafbladder ketmia, Hibiscus trionum var. trionum and and Hibiscus trionum var.