The Social and Environmental Effects of Large Dams, Volume 2 |
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Page 27
... cultivation ( category 1 ) , which in- volves five to ten years of continuous cropping , followed by a fallow period of approximately equal length . The rest ( category 2 ) rang- ing in quality from fair to poor , could support at best ...
... cultivation ( category 1 ) , which in- volves five to ten years of continuous cropping , followed by a fallow period of approximately equal length . The rest ( category 2 ) rang- ing in quality from fair to poor , could support at best ...
Page 188
... cultivation where the lifespan of the coffee bushes is only half as long . As a last resort , still poorer soils in the state of Espirito Santo have been used , where the bushes render reason- able yields merely for eight years or so ...
... cultivation where the lifespan of the coffee bushes is only half as long . As a last resort , still poorer soils in the state of Espirito Santo have been used , where the bushes render reason- able yields merely for eight years or so ...
Page 205
... cultivation . In any event , the water requirements for irrigating 11.3 million feddans are likely to be far higher ... cultivate ( cot- ton , for example ) consume far more water than do traditional subsistence crops . The Egyptian ...
... cultivation . In any event , the water requirements for irrigating 11.3 million feddans are likely to be far higher ... cultivate ( cot- ton , for example ) consume far more water than do traditional subsistence crops . The Egyptian ...
Contents
INTRODUCTION | 1 |
The Problems of Resettlement | 17 |
Management and MaintenancePerennial Problems | 163 |
Copyright | |
5 other sections not shown
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acre-feet acres agricultural land Akawaio Arid Land Aswan Aswan Dam Aswan High Dam Barton Worthington benefits billion m³ Biswas Brazil Bruce Stokes building built canal Carl Widstrand caused Chagga construction cost crops cultivation cultural damage deforestation Developing Countries disease drainage earthquakes ecological economic Edward Goldsmith effects Egypt Environment Environmental estimated evaporation farmers farming feddans fertile fish flood control forest Goodland groundwater hectares High Dam hydroelectric Ibid increase India industrial inevitable irrigated land irrigation irrigation agriculture irrigation schemes irrigation system John Waterbury large dams large-scale water loss malaria ment meters million hectares Nile peasants percent perennial irrigation plans plants points pollution problem production qanats region reservoir resettlement result Rothé salinization salt schistosomiasis sedimentation seepage seismic silt social soil Sonjo Sri Lanka supply tanks Third World tion traditional irrigation Tucuruí Valley village water development schemes water projects waterlogging wildlife World Bank