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Function: loadXML

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File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
Line: 118
Function: loadXML

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: xsltTransform

File: /opt/rh/httpd24/root/var/www/yba2/index.php
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Function: require_once

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File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
Line: 118
Function: loadXML

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: xsltTransform

File: /opt/rh/httpd24/root/var/www/yba2/index.php
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Function: require_once

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File: /opt/rh/httpd24/root/var/www/yba2/application/helpers/article_helper.php
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Function: load

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: transformToXml

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: require_once

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File: /opt/rh/httpd24/root/var/www/yba2/application/helpers/article_helper.php
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Function: load

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
Line: 133
Function: transformToXml

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: require_once

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Function: _error_handler

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: transformToXml

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: require_once

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Function: _error_handler

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: transformToXml

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: require_once

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File: /opt/rh/httpd24/root/var/www/yba2/application/helpers/article_helper.php
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Function: load

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: transformToXml

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: require_once

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File: /opt/rh/httpd24/root/var/www/yba2/application/helpers/article_helper.php
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Function: load

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: transformToXml

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: require_once

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Line: 297
Function: _error_handler

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
Line: 133
Function: transformToXml

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: require_once

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File: /opt/rh/httpd24/root/var/www/yba2/application/helpers/article_helper.php
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Function: load

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: transformToXml

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: load

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: load

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Function: load

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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Function: _error_handler

File: /opt/rh/httpd24/root/var/www/yba2/application/controllers/Article.php
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THODAY, DAVID (1883 - 1964), botanegydd, Athro prifysgol | Y Bywgraffiadur Cymreig

THODAY, DAVID (1883 - 1964), botanegydd, Athro prifysgol

Enw: David Thoday
Dyddiad geni: 1883
Dyddiad marw: 1964
Priod: Mary Gladys Thoday née Sykes
Rhiant: Susan Elizabeth Thoday née Bingham
Rhiant: David Thoday
Rhyw: Gwryw
Galwedigaeth: botanegydd, Athro prifysgol
Maes gweithgaredd: Addysg; Natur ac Amaethyddiaeth; Gwyddoniaeth a Mathemateg
Awdur: Evan David Jones

g. 5 Mai 1883 yn Honiton, Dyfnaint, yr hynaf o chwe phlentyn David a Susan Elizabeth (g. Bingham) Thoday. Ysgolfeistr oedd y tad, a symudodd y teulu i Lundain lle y cafodd y mab ei addysg yn ysgol ramadeg Tottenham, 1894-98, cyn ymaelodi yng Ngholeg y Drindod, Caergrawnt yn 1902. Arbenigodd mewn botaneg o dan gyfarwyddyd H. Marshall Ward, A.C. Seward a F.F. Blackman. Cafodd ddosbarth cyntaf yn nwy ran y Tripos yn 1905 ac 1906 ac enillodd Fedal Walsingham yn 1908. Wedi treulio dwy fl. (1909-11) yn Arddangosydd (‘Demonstrator’) Prifysgol mewn botaneg yng Nghaergrawnt penodwyd ef yn ddarlithydd mewn botaneg ffisiolegol ym Mhrifysgol Manceinion yn 1911 ac yna yn 1918 i Gadair Harry Bolas mewn botaneg ym Mhrifysgol Cape Town, De Affrica. Yn 1923 aeth i Goleg Prifysgol Gogledd Cymru, Bangor, yn Athro Botaneg, yn olynydd i Reginald W. Phillips, a bu yno nes iddo ymddeol yn 1949. Ar ôl ymddeol bu'n athro ffisioleg planhigion ym Mhrifysgol Alexandria, yr Aifft, ond dychwelodd i Fangor yn 1955.

Enillodd radd Sc.D. (Caergrawnt); etholwyd ef yn F.R.S. yn 1942 a dyfarnwyd iddo radd D.Sc. (Cymru) er anrh. yn 1960. Cyhoeddodd Botany: a textbook for senior students (1915; 5 argraffiad) a nifer o erthyglau pwysig yn ei faes gan gynnwys cyfres ar y planhigion suddlon Kleinia articulata, yn arbennig eu metabolaeth asidig. Yr oedd ei ddarlith lywyddol i'r British Association, Adran K, yn 1939, ‘The interpretation of plant structures’, yn arloesol.

Cynorthwywyd ef yn llawer o'i waith gan ei wraig a br. 15 Meh. 1910, hithau, dan ei henw Mary Gladys Sykes o Goleg Girton a chymrawd ymchwil Coleg Newnham, yn awdur nifer o bapurau ar destunau botanegol. Merch John Thorley Sykes o'r Orsedd, Dinb., oedd hi, a bu iddynt bedwar mab. Bu f. ei wraig yn 1943, a bu yntau f. yn Llanfairfechan 30 Maw. 1964.

Awdur

Dyddiad cyhoeddi: 1997

Hawlfraint Erthygl: