Franklin

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LEADER 00906ctm a22002297 4500
005 20180816223859.0
008 000526s1999 xx a bm 000 0 eng d
001 9927366973503681
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a| (OCoLC)ocn187483707
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a| (OCoLC)187483707
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a| 2736697
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a| (PU)2736697-penndb-Voyager
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a| PU c| PU
100
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a| Frizano, Jacqueline.
245
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a| Nature, distribution and biological significance of phosphorus in forests soils from Puerto Rico, Chile and Brazil / c| Jacqueline Frizano.
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c| 1999.
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a| x, 199 p. : b| ill. ; c| 29 cm.
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a| Thesis (Ph.D. in Earth and Environmental Science) -- University of Pennsylvania, 1999.
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a| Includes bibliographical references.
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a| University Microfilms order no.: 99-53528.
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a| Penn dissertations x| Earth and environmental science.
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4
a| Earth and environmental science x| Penn dissertations.