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Agroecology is the study of the ecology of terrestrial agricultural systems. It includes both the effects of agricultural practices such as pesticide use on non-domesticated species, and the effect of the ecological environment on crop and livestock yields.
Carbon and nitrogen isotope measurements of crop remains from archaeological sites in northern Mesopotamia show labour-intensive practices such as manuring and water management forming an integral part of agriculture since the seventh millennium bc.
The newly launched Diversity Seek initiative emphasizes the importance of state-of-the-art phenotypic and genotypic information. But to achieve its aims, it will also need to encourage the management of historical data, such as the metadata on the germplasm collections themselves.