“... for the Christmas tree industry in Québec. Current climate change could affect their biology and physiology...”
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“... from Christmas Bird Counts (CBC) of Québec City and a series of aerial photos taken between 1978-2003...”
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“..., which diminishes its aesthetic value as a Christmas tree. Our goal is to elucidate the female-produced...”
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“... Christmas Bird Count, combinées à des mesures sur l’abondance des proies en été dans l’Arctique, ont permis...”
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