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An experimental platform of free-air CO 2 enrichment (FACE) was established in mid June of 2004 over a rice–wheat rotation ecosystem located at a suburb of Jiangdu, China. We compared the abundance and diversity of soil nematodes from a wheat field with high (225.0kgNha −1 ) and low (112.5kgNha −1 ) levels of N fertilisation exposed to the elevated and ambient CO 2 ...
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