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The geography of semi-arid lands
Philosophical Transactions of the Royal Society of London. B, Biological Sciences, 1977Abstract Semi-arid lands were at times during the last 20000 years more humid and at other times more arid than at present, with important consequences for the soil and water resources of the present day. These lands were the scene of the beginnings of pastoralism, the cultivation of cereals, and urban living between 10 000 and 5000 ...
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Plant Production in Arid and Semi-Arid Areas
1976The determination of phytomass and the assessment of actual and potential primary production of a natural ecosystem has become an important part of modern ecological research. In order to understand the functioning of an ecosystem, to analyse it, and to build valid models (see van Keulen et al., this volume Part 6:B), exact phytomass and production ...
Evenari, M. +4 more
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Agriculture in semi-arid environments
Agro-Ecosystems, 1981Tom L. McKnight +3 more
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Pattern and process in a semi‐arid grassveld in Rhodesia
Proceedings of the Annual Congresses of the Grassland Society of Southern Africa, 1978The study was conducted on the grass component of Redsoil veld at four sites in the vicinity of Bulawayo, situated in the medium rainfall (400 to 700 mm) zone of Rhodesia. A pattern in which the veld consists of a mosaic of scattered "degraded patches" of varying shapes and sizes set in a matrix of "sound veld" is demonstrated.
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Agricultural in Semi-Arid Environments.
The Journal of Ecology, 1981M. J. Chadwick +3 more
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Variations in precipitation extremes in the arid and semi‐arid regions of China
International Journal of Climatology, 2021Lu Xu, Chaolei Zheng
exaly
Flood frequency estimation and uncertainty in arid/semi-arid regions
Journal of Hydrology, 2020Efrat Morin +2 more
exaly