Highways and foundations in black cotton soils
Black cotton soils are one of those clays with a high content of montmorillenite. These have a very high plasticity leading to high rates of expansion on wetting followed by shrinkage and considerable cracking on drying. ...
History of the cadastre in Tunisia
The origins of the cadastre in Tunisia go back to the Roman occupation. The vestiges of a Roman cadastral system were first brought to light through examination of plans and topographical maps established from ground ...
The transformation of the land tenure system, land appropriation and formation of the ruling class in the mauri country (Niger)
The difference in kind between the pre-colonial and the postcolonial relations of production can he noticed through the gradual dissolution of relations based on a personal tieless gift-giving based on the market economy. ...