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Article
Study of Doppler-broadened annihilation radiation in metals with a Ge(Li) detector
We have investigated the Doppler-broadened annihilation radiation spectra arising from positron-electron annihilation in twelve metals. A plot of αX 2 vs. E F for these metals, when grouped according to the perio...
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Article
Senescence Retardation in Dock Leaves by Soluble Peptone
MEASUREMENTS of chlorophyll breakdown in isolated leaf disks have shown that senescence is retarded by application of several different growth stimulators1, including cytokinins and gibberellins, which differ mar...
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Article
Relative Activity of Gibberellins and their Derivatives on Barley
GIBBERELLIC acid (gibberellin A3) (I) is used extensively in the malting industry to accelerate the germination of barley (see Briggs1 for review), but there seems to be no mention of the use of other gibberellin...
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Article
A Solvent for the Paper Chromatographic of Separation of Glucose and Sorbitol
GLUCOSE and sorbitol can be separated by chromatography in 7 hr. by means of a solvent mixture which is composed of nine parts (by of vol.)ethyl methyl ketone, one part glacial acetic and one part of water sat...
