Production year
1988
© Jean-Yves PONTAILLER/CNRS Images
19950001_0222
Plants de châtaignier ayant été soumis à différents traitements de nutrition azotée et de teneur en gaz carbonique. De gauche à droite : CO2 ambiant, CO2 ambiant et ajout d'azote, double CO2 et ajout d'azote, double CO2 (deux pots par traitement). Campus de l'Université d'Orsay, Essonne.
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1988
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