QUANTIFICATION OF THE IMPACT OF IRRIGATION ON THE AQUIFER UNDERLYING THE VAALHARTS IRRIGATION SCHEME.

INTRODUCTION AND SCOPE OF INVESTIGATION Irrigated land in South Africa currently amounts to approximately 1.3 million hectares. Agricultural water use is estimated to comprise the largest amount of water users in Southern Africa, with much of the region dependent on sufficient water of adequate qual...

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Bibliographic Details
Main Author: Ellington, R. G
Other Authors: DR B H USHER
Format: Others
Language:en-uk
Published: University of the Free State 2004
Subjects:
Online Access:http://lourie.uovs.ac.za//theses/available/etd-08252004-115513/restricted/