1. The root growth of irrigated perennial pasture and its effect on soil structure;Barley;Aust. J. Agric. Res.,1953
2. Soil structure;Bradfield;Trans. 4th Int. Cong. Soil Sci.,1950
3. Effect of mechanical composition and nitrogen content on the water-stable aggregation of several soils;Clark;J. Counc. Sci. Ind. Res. Aust.,1948
4. The effect of various grasses and lucerne on the cohesion of soil crumbs;Emerson;Trans. 5th Int. Cong. Soil Sci.,1954a