Vessel content debate revisited
2001; Elsevier BV; Volume: 6; Issue: 1 Linguagem: Inglês
10.1016/s1360-1385(00)01816-1
ISSN1878-4372
AutoresHervé Cochard, Thierry Améglio, P. Cruiziat,
Tópico(s)Horticultural and Viticultural Research
ResumoAbout two centuries ago, the majority of physiologists thought that xylem vessels were filled with gas, like trachea in insects. Others thought that they were filled with water and nutrients and conducted sap like veins conduct blood in animals. Archille Richard 1. Richard, A. (1838) Nouveaux Élémens de Botanique et de Physiologie Végétale (6th edn), Béchet Jeune, Paris, France Google Scholar , like many of his contemporaries, was convinced by a simple experiment: he cut a plant segment, dissected it in water and observed many air bubbles trapped in the vessel lumens.
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