"Physiological Ecology". Department of Plant Sciences. Cambridge University. 5 June 2013. Archived from the original on 14 January 2016.
"Professor Howard Griffiths". Department of Plant Sciences. University of Cambridge. 3 June 2013. Archived from the original on 10 February 2021. Retrieved 12 July 2021.
Adams, Patricia; Nelson, Don E.; Yamada, Shigehiro; Chmara, Wendy; Jensen, Richard G.; Bohnert, Hans J.; Griffiths, Howard (1998). "Growth and development of Mesembryanthemum crystallinum (Aizoaceae)". New Phytologist. 138 (2): 171–190. doi:10.1046/j.1469-8137.1998.00111.x. ISSN0028-646X. PMID33863085.
Cernusak, Lucas A.; Tcherkez, Guillaume; Keitel, Claudia; Cornwell, William K.; Santiago, Louis S.; Knohl, Alexander; Barbour, Margaret M.; Williams, David G.; Reich, Peter B.; Ellsworth, David S.; Dawson, Todd E.; Griffiths, Howard G.; Farquhar, Graham D.; Wright, Ian J. (2009). "Why are non-photosynthetic tissues generally 13C enriched compared with leaves in C3 plants? Review and synthesis of current hypotheses". Functional Plant Biology. 36 (3): 199–213. doi:10.1071/FP08216. hdl:11299/177648. ISSN1445-4408. PMID32688639.
ecologyatgingko.wordpress.com
"physiological ecology". Ecology in a Gingko-covered building. Archived from the original on 12 July 2021. Retrieved 12 July 2021.
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Cernusak, Lucas A.; Tcherkez, Guillaume; Keitel, Claudia; Cornwell, William K.; Santiago, Louis S.; Knohl, Alexander; Barbour, Margaret M.; Williams, David G.; Reich, Peter B.; Ellsworth, David S.; Dawson, Todd E.; Griffiths, Howard G.; Farquhar, Graham D.; Wright, Ian J. (2009). "Why are non-photosynthetic tissues generally 13C enriched compared with leaves in C3 plants? Review and synthesis of current hypotheses". Functional Plant Biology. 36 (3): 199–213. doi:10.1071/FP08216. hdl:11299/177648. ISSN1445-4408. PMID32688639.
Adams, Patricia; Nelson, Don E.; Yamada, Shigehiro; Chmara, Wendy; Jensen, Richard G.; Bohnert, Hans J.; Griffiths, Howard (1998). "Growth and development of Mesembryanthemum crystallinum (Aizoaceae)". New Phytologist. 138 (2): 171–190. doi:10.1046/j.1469-8137.1998.00111.x. ISSN0028-646X. PMID33863085.
Cernusak, Lucas A.; Tcherkez, Guillaume; Keitel, Claudia; Cornwell, William K.; Santiago, Louis S.; Knohl, Alexander; Barbour, Margaret M.; Williams, David G.; Reich, Peter B.; Ellsworth, David S.; Dawson, Todd E.; Griffiths, Howard G.; Farquhar, Graham D.; Wright, Ian J. (2009). "Why are non-photosynthetic tissues generally 13C enriched compared with leaves in C3 plants? Review and synthesis of current hypotheses". Functional Plant Biology. 36 (3): 199–213. doi:10.1071/FP08216. hdl:11299/177648. ISSN1445-4408. PMID32688639.
"Physiological Ecology". Department of Plant Sciences. Cambridge University. 5 June 2013. Archived from the original on 14 January 2016.
"Professor Howard Griffiths". Department of Plant Sciences. University of Cambridge. 3 June 2013. Archived from the original on 10 February 2021. Retrieved 12 July 2021.
Adams, Patricia; Nelson, Don E.; Yamada, Shigehiro; Chmara, Wendy; Jensen, Richard G.; Bohnert, Hans J.; Griffiths, Howard (1998). "Growth and development of Mesembryanthemum crystallinum (Aizoaceae)". New Phytologist. 138 (2): 171–190. doi:10.1046/j.1469-8137.1998.00111.x. ISSN0028-646X. PMID33863085.
Cernusak, Lucas A.; Tcherkez, Guillaume; Keitel, Claudia; Cornwell, William K.; Santiago, Louis S.; Knohl, Alexander; Barbour, Margaret M.; Williams, David G.; Reich, Peter B.; Ellsworth, David S.; Dawson, Todd E.; Griffiths, Howard G.; Farquhar, Graham D.; Wright, Ian J. (2009). "Why are non-photosynthetic tissues generally 13C enriched compared with leaves in C3 plants? Review and synthesis of current hypotheses". Functional Plant Biology. 36 (3): 199–213. doi:10.1071/FP08216. hdl:11299/177648. ISSN1445-4408. PMID32688639.