Zobrazeno 1 - 10
of 38
pro vyhledávání: '"R F Dawson"'
Publikováno v:
Annals of the New York Academy of Sciences. 90:7-12
Autor:
R F, DAWSON
Publikováno v:
Science progress. 12
Publikováno v:
Canadian Geotechnical Journal. 36:587-598
Laboratory and field experiments demonstrate that substantial dewatering occurs when the waste clay from oil sands operations is subjected to one cycle of freeze-thaw. The enhanced permeability resulting from the freezing process causes further dewat
Publikováno v:
Canadian Geotechnical Journal. 35:328-343
Over the past 25 years there have been a large number of long runout flowslides from Rocky Mountain coal mine waste dumps. The waste dumps are constructed as end-dumped fills with an angle of repose of 38°. Dump heights range between 100 and 400 m.
Publikováno v:
Mycologia. 71:688-698
In shake culture Gibberella seae sporulated poorly when glucose or other sugars were used singly as carbon sources. However, G. zeae sporulated one order of magnitude more when either acetate or a ...
Publikováno v:
Archives of Biochemistry and Biophysics. 91:144-150
Chemical and radiochemical yields for the biosynthesis of nicotine from nicotinic acid-2-H3 as precursor have been investigated. Chemical yield was unaffected by additions to the experimental system of precursors of either the pyridine or the pyrroli
Autor:
R. F. Dawson
Publikováno v:
Industrial & Engineering Chemistry. 44:266-270
Publikováno v:
Journal of the American Chemical Society. 82:2628-2633
The four specific ring hydrogen-labeled nicotinic acids were prepared and fed to tobacco root cultures In sterile media. then the nicotine produced by the roots was Isolated and analyzed. Recoil tritium and carbon-14 labeled nlcotinic acid were simil
Autor:
R. F. Dawson
Publikováno v:
American Journal of Botany. 39:250-253
Publikováno v:
Plant Physiology. 35:887-894