In-field assessment of wheat-leaf polyphenolics using the new optical leaf-clip Dualex

Precision Agriculture 2005, ECPA 2005

Volumn , Issue , 2005, Pages 243-250

  Cerovic, Z G ^a   Cartelat, A ^a   Goulas, Y ^b   Meyer, S ^a  

^a CNRS   (France)

^b UNIVERSITÉ PARIS SACLAY   (France)

Author keywords

Epidermal ultraviolet absorbance; Leaf chlorophyll fluorescence; Nitrogen fertilisation; Optical sensors; Wheat

Indexed keywords

CHLOROPHYLL FLUORESCENCE; LEAF CHLOROPHYLL; NITROGEN FERTILISATION; NON-CONTACT SENSORS; PORTABLE INSTRUMENT; REFERENCE BEAMS; ULTRAVIOLET ABSORBANCE; WHEAT;

NITROGEN; OPTICAL SENSORS;

CROPS;

EID: 38549098652     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (16)

1. Bilger, W., Veit, M., Schreiber, L., Schreiber, U., 1997. Measurement of leaf epidermal transmittance of UV radiation by chlorophyll fluorescence. Physiologia Plantarum 101 754-763.
2. Cartelat, A., Cerovic, Z.G., Agati, G., Galardi, C., Vignolini, P., Romani, A., 2004. Characterisation and monitoring of polyphenolic compounds in wheat leaves (Triticum aestivum L.). In: Ricerche e Innovazioni nell?Industria Alimentare, 6° CISETA. ed. Porretta, S. Chiriotti Editori, Pinerolo (TO), pp. 482-487.
3. Cartelat, A., Cerovic, Z.G., Goulas, Y., Meyer, S., Lelarge, C., Prioul, J.-L., Barbottin, A., Jeuffroy, M.-H., Gate, P., Agati, G., Moya, I., 2005. Optically assessed contents of leaf polyphenolics and chlorophyll as indicators of nitrogen deficiency in wheat (Triticum aestivum L.). Field Crops Research 91 35-49.
4. Cerovic, Z.G., Ounis, A., Cartelat, A., Latouche, G., Goulas, Y., Meyer, S., Moya, I., 2002. The use of chlorophyll fluorescence excitation spectra for the nondestructive in situ assessment of UV-absorbing compounds in leaves. Plant Cell and Environment 25 1663-1676.
5. Dixon, R.A., Paiva, N.L., 1995. Stress-induced phenylpropanoid metabolism. The Plant Cell 7 1085-1097.
6. Gates, D.M., Keegan, H.J., Schleter, J.C., Weidner, V.R., 1965. Spectral properties of leaves. Applied Optics 4 11-20.
7. Goulas, Y., Cerovic, Z.G., Cartelat, A., Moya, I., 2004. Dualex: A new instrument for field measurements of epidermal UV-absorbance by chlorophyll fluorescence. Applied Optics 43 4488-4496.
8. Goulas, Y., Cerovic, Z.G., Moya, I., 2003. Device for measuring light absorption characteristics of a biological tissue sample. Patent WO03029791 pp. 41.
9. Hoel, B.O., 2002. Chlorophyll meter readings in winter wheat: cultivar differences and prediction of grain protein content. Acta Agriculturae Scandinavica, Section B - Plant Soil Science 52 147-157.
10. Jones, C.G., Hartley, S.E., 1999. A protein competition model of phenolic allocation. Oikos 86 27-44.
11. Lopez-Bellido, R.J., Shepherd, C.E., Barraclough, P.B., 2004. Predicting post-anthesis N requirements of bread wheat with a Minolta SPAD meter. European Journal of Agronomy 20 313-320.
12. Lovelock, C.E., Clough, B.F., Woodrow, I.E., 1992. Distribution and accumulation of ultraviolet-radiationabsorbing compounds in leaves of tropical mangroves. Planta 188 143-154.
13. Meyer, S., Cartelat, A., Moya, I., Cerovic, Z.G., 2003. UV-induced blue-green and far-red fluorescence along wheat leaves: a potential signature of leaf ageing. Journal of Experimental Botany 54 757-769.
14. Ounis, A., Cerovic, Z.G., Briantais, J.-M., Moya, I., 2001. Dual excitation FLIDAR for the estimation of epidermal UV absorption in leaves and canopies. Remote Sensing of Environment 76 33-48.
15. Peng, S., Garcia, F.V., Laza, R.C., Cassman, K.G., 1993. Adjustment of specific leaf weight improves chlorophyll meter?s estimation of rice leaf nitrogen concentration. Agronomy Journal 85 987-990.
16. Zadoks, J.C., Chang, T.T., Konzak, C.F., 1974. A decimal code for the growth stages of cereals. Weed Research 14 415-421.