| Relative toxicities of inorganic aluminum complexes to barley RS Cameron, GSP Ritchie, AD Robson Soil Science Society of America Journal 50 (5), 1231-1236, 1986 | 272 | 1986 |
| The chemical behaviour of aluminium, hydrogen and manganese in acid soils GSP Ritchie Soil acidity and plant growth, 1-60, 1989 | 184 | 1989 |
| The role of organic matter in soil acidification GSP Ritchie, PJ Dolling Soil Research 23 (4), 569-576, 1985 | 182 | 1985 |
| Speciation in soils. GSP Ritchie, G Sposito | 108 | 1995 |
| Zinc adsorption by a lateritic soil in the presence of organic ligands P Chairidchai, GSP Ritchie Soil Science Society of America Journal 54 (5), 1242-1248, 1990 | 98 | 1990 |
| The influence of pH on the forms of cadmium in four west Australian soils SS Mann, GSP Ritchie Soil Research 31 (3), 255-270, 1993 | 94 | 1993 |
| Soluble aluminium in acidic soils: principles and practicalities GSP Ritchie Plant and Soil 171, 17-27, 1995 | 89 | 1995 |
| Phosphorus leaching in sandy soils. I. Short-term effects of fertilizer applications and environmental conditions DM Weaver, GSP Ritchie, GC Anderson, DM Deeley Soil Research 26 (1), 177-190, 1988 | 88 | 1988 |
| The effect of pH and metal binding on the transport properties of humic acids GSP RITCHIE, AM Posner Journal of Soil Science 33 (2), 233-247, 1982 | 84 | 1982 |
| Calcium chloride extractable cadmium as an estimate of cadmium uptake by subterranean clover MG Whitten, GSP Ritchie Soil Research 29 (2), 215-221, 1991 | 81 | 1991 |
| Role of dissolution and precipitation of minerals in controlling soluble aluminum in acidic soils GSP Ritchie Advances in Apronomy 53, 47, 1994 | 73 | 1994 |
| Estimates of soil solution ionic strength and the determination of pH in West Australian soils PJ Dolling, GSP Ritchie Soil Research 23 (2), 309-314, 1985 | 61 | 1985 |
| The long term fate of copper fertilizer applied to a lateritic sandy soil in Western Australia RG McLaren, GSP Ritchie Soil Research 31 (1), 39-50, 1993 | 58 | 1993 |
| Changes in the forms of cadmium with time in some Western Australian soils SS Mann, GSP Ritchie Soil Research 32 (2), 241-250, 1994 | 56 | 1994 |
| Effect of lupins and pasture on soil acidification and fertility in Western Australia SP Loss, GSP Ritchie, AD Robson Australian Journal of Experimental Agriculture 33 (4), 457-464, 1993 | 54 | 1993 |
| The effect of pH on zinc adsorption by a lateritic soil in the presence of citrate and oxalate P Chairidchai, GSP Ritchie Journal of Soil Science 43 (4), 723-728, 1992 | 52 | 1992 |
| Aluminium speciation and pH of an acid soil in the presence of fluoride CS Moore, GSP Ritchie Journal of Soil science 39 (1), 1-8, 1988 | 52 | 1988 |
| A soil test for aluminium toxicity in acidic subsoils of yellow earths in Western Australia SJ Carr, GSP Ritchie, WM Porter Australian Journal of Agricultural Research 42 (5), 875-892, 1991 | 51 | 1991 |
| A soil test for aluminium toxicity in acidic subsoils of yellow earths in Western Australia SJ Carr, GSP Ritchie, WM Porter Australian Journal of Agricultural Research 42 (5), 875-892, 1991 | 51 | 1991 |
| Forms of cadmium in sandy soils after amendment with soils of higher fixing capacity SS Mann, GSP Ritchie Environmental Pollution 87 (1), 23-29, 1995 | 46 | 1995 |
