Variability of plant nitrogen and water use in a 100-m transect of a subdesertic depression of the Ebro valley (Spain) characterized by leaf δ13C and δ15N

Acta Oecologica

Volumn 20, Issue 2, 1999, Pages 119-123

  Peñuelas, Josep ^a   Filella, Iolanda ^a   Terradas, Jaume ^a  

^a UNIVERSITAT AUTÒNOMA DE BARCELONA   (Spain)

Author keywords

Arid Mediterranean vegetation; Micrometeorology; Nitrogen; Relief; Water; 13C; 15N

Indexed keywords

ENVIRONMENTAL GRADIENT; LEAF; NUTRIENT AVAILABILITY; SEMIARID REGION; WATER STRESS;

JUNIPERUS THURIFERA; PINUS HALEPENSIS; ROSMARINUS OFFICINALIS; STIPA PARVIFLORA;

EID: 0033103465     PISSN: 1146609X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S1146-609X(99)80024-1     Document Type: Article

References (15)

1. Badia D., Los Suelos en Fraga. Cartografia y Evaluación, Instituto de Estudios Aragoneses, Huesca, Spain, 1989.
2. Brooks J.R., Flanagan L.B., Buchmann N., Ehleringer J.R., Carbon isotope composition of boreal plants: Functional grouping of life forms, Oecologia 110 (1997) 301-311.
3. 18O measurements. Nature 372 (1994) 765-767.
4. Ehleringer J.R., Variation in leaf carbon isotope discrimination in Encelia farinosa: Implications for growth, competition and drough survival, Oecologia 95 (1993) 340-346.
5. Ehleringer J.R, Cook C.S., Carbon isotope discrimination and xylem hydrogen isotope ratios in desert plants, in: Stable Isotopes in Plant Nutrition, Soil Fertility and Environmental Studies, IAEA, FAO, Vienna, 1991.
6. Ehleringer J.R., Phillips S.L., Comslock J.P., Seasonal variation in the carbon isotope composition of desert plants. Funct. Ecol. 6 (1992) 396-404.
7. Farquhar G.D., Ehleringer J.R., Hubick K.T., Carbon isotope discrimination and photosynthesis, Ann. Rev. Plant Physiol. Mol. Biol. 40 (1989) 503-537.
8. Handley L.L., Raven J.A., The use of natural abundance of nitrogen isotopes in plant physiology and ecology. Plant Cell Environ. 15 (1992) 965-985.
9. Peñuelas J., Estiarte M., Trends in plant carbon concentration and plant demand for N throughout this century, Oecologia 109 (1997) 69-73.
10. Peñuelas J., Filella I., Lloret F., Piñol J., Rodà F., Siscart D., Drought late effects on water and N use by Quercus ilex and Phillyrea latifolia in Mediterranean forests, Biol. Plant. (1999) (in press).
11. Rundel P.W., Sharifi M.R., Carbon isotope discrimination and resource availability in the desert shrub Larrea tridentata, in: Ehleringer J.R., Hall A.E., Farquhar G.D. (Eds.), Stable Isotopes and Plant Carbon-water Relations, Academic Press Inc., San Diego, 1993, pp. 173-186
12. Schulze E.D., Chapin F.S.I., Gebauer G., Nitrogen nutrition and isotope differences among life forms at the northern treeline of Alaska, Oecologia 100 (1994) 406-12.
13. 15n abundance, Aust. J. Plant Physiol. 13 (1986) 699-756.
14. Terradas J., Clima y Economia Hídrica en Comunidades Vegetales de los Monegros, Ph.D. thesis. Universitat de Barcelona, 1973.
15. Terradas J., El paisatge vegetal dels Monegros: Assaig d'interpretació, Orsis 21 (1986) 71-95.