Carbon isotopic ratios of modern C3-C4 plants from the Gangetic Plain, India and its implications to paleovegetational reconstruction
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文摘
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<p id="p0145">Carbon isotopic ratios (δp>13p>C) of modern C3–C4 plants and phytoliths are determined from the Gangetic Plain, India.p>
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<p id="p0150">The δp>13p>C values of C3 plants decrease with increase in mean annual precipitation, whereas C4 plants show opposite trend.p>
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<p id="p0155">Present dataset implies early appearance of C4 plants at 11 Ma in the Indian Siwalik.p>
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<p id="p0160">The δp>13p>C values of C4-phytoliths are lowered compared to earlier reported data.p>
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<p id="p0165">Selective plantation may enhance terrestrial carbon sequestration.p>

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