وسائل ٹیگ کردہ: Arid Regions Plants Africa
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01 جنوری 2016 More than 200 million people living in dryland regions of Sub-Saharan Africa make their living from agriculture. Most are exposed to weather shocks, especially drought, that can decimate their incomes, destroy their assets, and plunge them into a poverty trap from which it is difficult to emerge....
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01 جنوری 1984 The information on arid and semi-arid plants is laid out in standard form by categories. 293 pages, illustrations