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Sandrine Petit and Guillaume Fried Patterns of weed co-occurrence at the field and landscape level Journal of Vegetation Science 23

Article first published online: 16 MAY 2012 | DOI: 10.1111/j.1654-1103.2012.01421.x

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Non-randomness in weed species co-occurrence was detected in the 20% of fields exhibiting high degree of environmental heterogeneity. This subset of fields partly drives the pattern of co-occurrence at the landscape scale. Weed co-occurrence is also strongly dependent on the degree of habitat specialization of individual weed species.

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