SRS Sensors 3 THEORY
chlorophyll fluorescence in sunflower leaves and canopies. Oecologia,
85: 1-7.
Gamon, J.A., Peuelas, J., Field, C.B., (1992). A narrow-waveband
spectral index that tracks diurnal changes in photosynthetic efficiency. Remote Sensing of Environment, 41: 35-44.
Gamon, J. A., Serrano, L., Surfus, J. S., (1997). The photochemical
reflectance index: an optical indicator of photosynthetic radiation
use efficiency across species, functional types, and nutrient levels.
Oecologia, 112: 492-501.
Gamon, J. A., Field, C. B., Fredeen, A. L., Thayer, S., (2001). Assessing photosynthetic downregulation in sunflower stands with an
optically based model. Photosynthesis Research, 67: 113-125.
Garbulsky, M.F., Peuelas, J., Gamon, J., Inoue, Y., Filella, Y. (2011).
The photochemical reflectance index (PRI) and the remote sensing
of leaf, canopy and ecosystem radiation use efficiencies: A review and
meta-analysis. Remote Sensing of the Environment, 115: 281-297.
Garrity, S.R., Vierling, L.A., Bickford, K., (2010). A simple filtered
photodiode instrument for continuous measurement of narrowband
NDVI and PRI over vegetated canopies. Agricultural & Forest Me-
teorology, 150: 489-496.
Garrity, S. R., Eitel, J. U. H., Vierling, L. A., (2011). Disentangling the relationships between plant pigments and the photochemical reflectance index reveals a new approach for remote estimation of
carotenoid content. Remote Sensing of Environment, 115: 628-635.
Hilker, T., Coops, N. C., Hall, F. G., Black, T. A., Wulder, M.
A., Nesic, Z., Krishnan, P., (2008). Separating physiologically and
directionally induced changes in PRI using BRDF models. Remote
Sensing of Environment, 112: 2777-2788.
Monteith, J.L., (1977). Climate and the efficiency of crop production
in Britain. Philosophical Transactions Royal Society of London B,
17