Influence of field texture and structure on water retained between -10 and 1500kPa for a range of Australian soils Williams 1983) Field texture Water retained(mm dm"') All soils in texture class Structured soils Structureless soils group Sands 136(35) Sand Fine sands 15.3 Loamy sands 15.5 12,3 Clayey sands 14.0 Sandy loar 15.5(28) Sandy loams 11.9 Fine sandy loams 26.5 14.6 Loams 15.8(37) Loam 24.3 13.6 Sandy clay loam 12.7 Clay loams 16.9(26) Clay loams 17.7 18.5 Silty clay loams 12.7 12.7 Light clays 138(41) Sandy clays 16.7 Silty clays Light clays 11.5 14.0 tedium to heavy clays 11.5(67) Medium clays 12.2 Heavy clays 11.5 Self-mulching clays 21.4(10) 21.4 Values are means of the number of horizons enclosed in parentheses mm water retained per 10cm soil calculate average at sites using this table if we had more time, could calculate MI on a gridded basis assuming soil depth constant or f(slope)Influence of field texture and structure on water retained between -10 and -1500kPa for a range of Australian soils (Williams 1983) mm water retained per 10cm soil calculate average at sites using this table if we had more time, could calculate MI on a gridded basis assuming soil depth constant or f (slope)