Invited Reviews
Soil and plant testing in Australia
D.J. Reuter and R.J. Hannam
The genetic organization of nitrogen-fixing rhizobium species: past and future applications to agriculture.
Barry G. Rolfe and Alan E. Richardson
Grain legumes in Australia
John Hamblin
Water use efficiency of non-irrigated field crops
M.W. Perry
New directions for irrigated pastures
Warren Mason, Kevin Kelly, Sam Blaikie and Richard Stockdale
Effects of deep ripping on cropping soils and crop production
A. Ellington