Several factors influence the nitrogen demands of a cotton crop and the ability of the soil and fertiliser to satisfy these demands. Some of these factors (eg weather) are beyond the control of a cotton grower.

Egg parasites of the genus Trichogramma arH used to control lepidopterous pests throughout the world (Stinner, 1977). These small parasitic wasps are released in large numbers (e.g.

Techniques to Improve Profitability of Growing Cotton

Drip irrigation has been of interest in regions where water is scarce or expensive (e.g. Israel and Arizona).

A very serious situation faces growers due to increasing insecticide resistance, the fall-off in development of new chemicals and the rising costs of insecticides from overseas.