The C23A laboratory. A tool for the study of whole plant physiology. II. - Possibilities of the mini-informatic and first results
- 1. CEA Centre d'Etudes Nucleaires de Cadarache, 13 - Saint-Paul-les-Durance (France). Service de Radio-Agronomie
Description
A mini-computer drives in real times the C23A growth chambers and the associated measurement systems: mass-spectrometer and automatic chemical analysis. The data from different experiments were stored on a magnetic disc and processed on gross or condensed form for hourly or daily journals, which are available as visual display or graphics and tables on a line printer. Examples of results are given: hourly measurements on root atmosphere, potassium consumption; daily metabolic balances under the life cycle on a maize crop: photosynthesis, transpiration, dark respiration, root excretions; consumptions of nitrates and potassium in regard of the rate growth of the roots. Our main object is presently the study of photorespiration with 18O2 and its role in the whole plant, especially in relation with the nitrogen metabolism; but the system was designed for multidisciplinary purposes
Abstract (French)
Un mini ordinateur assure la gestion en temps reel des Chambres de Culture Automatique en Atmospheres Artificielles (C23A) et des systemes de mesure associes: spectrometre de masse quadrupolaire et analyse chimique automatique. Les mesures des differentes experiences sont archivees sur disque et disponibles sous forme brute ou condensee en journaux horaires ou quotidiens. Ils peuvent etre visualises sur ecran, edites ou traces sous forme de resultats elabores. Des exemples de resultats sont donnes: mesures horaires de l'atmosphere des racines et de la consommation de K; bilans journaliers d'une culture de mais menee a maturite: photosynthese, transpiration, respiration nocturne, excretion racinaire, volume et respiration racinaire, consommation de nitrate et potassium. Les applicationss en cours concernent principalement l'etude de la photo-respiration avec 18O2 et de son role dans l'economie de la plante entiere, notamment le metabolisme de l'azote, mais l'equipement mis en place a une vocation multidisciplinaire evidenteAdditional details
Additional titles
- Original title (French)
- Le laboratoire C
Publishing Information
- Journal Title
- Ann. Agron.
- Journal Volume
- 30
- Journal Issue
- 2
- Series
- Ann. Agron.
- Journal Page Range
- 153-166
- ISSN
- 0003-3839
INIS
- Country of Publication
- France
- Country of Input or Organization
- France
- INIS RN
- 11541168
- Subject category
- S60: APPLIED LIFE SCIENCES;
- Descriptors DEI
- AGRICULTURE; CHEMICAL ANALYSIS; DATA ACQUISITION; METABOLISM; PHYSIOLOGY; PLANT GROWTH; PLANTS; REAL TIME SYSTEMS
- Descriptors DEC
- GROWTH