1. Essential Soil Science;Ashman,2002
2. The volume and porosity of soil crumbs;Currie;Journal of Soil Science,1966
3. Comparison of four prewetting techniques in wet aggregate stability determination;Dickson;Journal of Soil Science,1991
4. Temporal variation in ped shape in an old pasture soil;Holden;Catena,1995
5. Size distribution of aggregates;Kemper,1965