975 resultados para C-13 and 2D NMR

Mosses and lichens; a popular guide to the identification and study of our commoner mosses and lichens, their uses, and methods of preserving, by Nina L. Marshall ... Sixteen plates in colour, thirty-two in black and white, from photographs by Hannah C. Anderson; and many text illustrations.

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The structure and life-history of the cockroach (Periplaneta orientalis); an introduction to the study of insects, by L.C. Miall and Alfred Denny.

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Flora of Guatemala, by Paul C. Standley and J.A. Steyermark.

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v.24:pt.4(1946)

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Studies of Central American plants. by Paul C. Standley and Julian A. Steyermark.

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v.23:no.3(1944)

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Flora of Guatemala / Paul C. Standley and Julian A. Steyermark.

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v.24:pt.3(1952)

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Flora of Guatemala / by Paul C. Standley and Julian A. Steyermark.

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v.24:pt.1(1958)

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Studies of Central American plants. by Paul C. Standley and Julian A. Steyermark.

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v.22:no.5(1940)

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Studies of Central American plants. by Paul C. Standley and Julian A. Steyermark.

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v.23:no.4(1944)

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The forests and flora of British Honduras / by Paul C. Standley and Samuel J. Record ; in cooperation with the Conservator of Forests and the Agricultural Officer of the Colony.

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v.12(1936)

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Studies of Central American plants. by Paul C. Standley and Julian A. Steyermark.

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v.23:no.2(1944)

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Studies of Central American plants. by Paul C. Standley and Julian A. Steyermark.

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v.23:no.1(1943)

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Studies of Central American plants. by Paul C. Standley and Julian A. Steyermark.

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v.23:no.5(1947)

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Flora of Guatemala / Paul C. Standley and Louis O. Williams.

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v.24:pt.8:no.3(1967)

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Flora of Guatemala / Paul C. Standley and Louis O. Williams.

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v.24:pt.9:no.3-4(1973)

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Flora of Guatemala / Paul C. Standley and Louis O. Williams.

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v.24:pt.7:no.1(1961)

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