وسائل ٹیگ کردہ: Agro Ecosystem Mapping
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Trends towards 2050 predict a steady population increase to 9 billion people, forcing an increased food/feed output from available agro-ecosystems resulting in an even greater pressure on the environment. Scarcities of agricultural land, water, forest, fishery and biodiversity resources, as well...
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05 جنوری 1989 This training resource book is made for researchers wishing to learn and teach the essentials of agro-ecosystem mapping. 55 pages, illustrations, photos