LOSSES CAUSED TO SEED OF TEPHROSIA VOGELII HOOK F. BY THE LIMA-BEAN POD BORER von Stone, Eric G., Freyre, Rubén H.

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Diageotropism in Vanilla Roots von Irvine, James E., Freyre, Ruben H.

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Recovery of Natural Insecticides from Tephrosia vogelii. II. Toxicological Properties of Rotenoids Extracted from Fresh and Oven-Dried Leaves von Barnes, Donald K., Freyre, Ruben H.

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Recovery of Natural Insecticides from Tephrosia vogelii. III. An Improved Procedure for Sampling and Assaying Rotenoid Content in Leaves von Barnes, Donald K., Freyre, Ruben H.

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Recovery of natural insecticides fromtephrosia vogelii. iii. an improved procedure for sampling and assaying rotenoid content in leaves von Barnes, Donald K., Freyre, Ruben H.

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Recovery of natural insecticides fromTephrosia vogelii: II. Toxicological properties of rotenoids extracted from fresh and oven-dried leaves von Barnes, Donald K., Freyre, Ruben H.

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Recovery of natural insecticide fromTephrosia vogelii. I. Efficiency of rotenoid extraction from fresh and oven-dried leaves von Barnes, Donald K., Freyre, Ruben H.

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Recovery of Natural Insecticide from Tephrosia vogelii. I. Efficiency of Rotenoid Extraction from Fresh and Oven-Dried Leaves von Barnes, Donald K., Freyre, Ruben H.

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The Edibility of Shoots of Some Bamboos Growing in Puerto Rico von Kennard, William C., Freyre, Rubén H.

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Reversal of Genetic Dwarfism in Tephrosia vogelii by Gibberellin von IRVINE, JAMES E., FREYRE, RUBÉN H.

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