Grains and field crops
Rates of nitrogen on mixtures of wheat and ryegrass, 78H69.
Rates of Nungarin subclover under a wheat crop with and without applied nitrogen, 78WH70.
Rates of seedling wheat on competition between wheat and ryegrass, 78WH71.
Rates of ryegrass on wheat and. barley yields, 78WH72
Number of Pages
Poole, M L. (1978), Crop competition trials. Department of Agriculture and Food, Western Australia, Perth. Report.