Our network currently consists of 18 Campbell Scientific automatic stations spread across the Darling Downs (see enclosed map).

OBJECTIVES * Quantify and compare the population densities of beneficial soil fauna! groups in commercial irrigated cotton fields that are managed using conventional, lngard, and Envirofeast technologies.

Research has shown that damage caused by chewing and sucking pests does not necessarily lead to a yield loss in cotton.

objectives . To quantify the effects from multi-herbicide use on key soil biological processes in soils 2.

The N nutrition of cotton crops was investigated with respect to the effectiveness with which rotation crops improve the supply of N to cotton and reduce the amount of N fertilizer required.