(Q39546387)
Statements
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Geographic differentiation in the pollination system of the columnar cactus Pachycereus pecten -aboriginum (English)
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Alfonso Valiente-Banuet
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Alejandro Casas
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Francisco Molina-Freaner
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Alfonso Torres
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María Del Coro Arizmendi
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1 June 2004
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91
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6
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850-855
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Identifiers
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