How green is green? Long-term relationships between green seeds and chlorophyll in canola grading

JAOCS, Journal of the American Oil Chemists' Society

Volumn 80, Issue 2, 2003, Pages 119-122

  Daun, James K ^a  

^a GRAIN RESEARCH LABORATORY   (Canada)

Author keywords

Canola; Chlorophyll; Grading; Green seed; Visual assessment

Indexed keywords

CALIBRATION; CHLOROPHYLL; HYDROGENATION; SEED; SPECTROPHOTOMETRY;

GREEN SEEDS;

OILS AND FATS;

CHLOROPHYLLS; HYDROGENATION; OIL; SEEDS;

BRASSICA NAPUS VAR. NAPUS; SINAPIS ARVENSIS;

EID: 0037291561     PISSN: 0003021X     EISSN: None     Source Type: Journal    
DOI: 10.1007/s11746-003-0662-8     Document Type: Article

References (14)

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2. Mag, T.K., Canola: Process and Product Technology, J. Am. Oil Chem. Soc. 70:823 (1993).
3. Daun, J.K., and S. Symons, How Green Is Green? Sampling and Perception in the Assessment of Green Seeds and Chlorophyll in Canola, Ibid. 77:1209-1213 (2000).
4. Ward, K.A., R. Scarth, J.K. Daun, and P.B.E. McVetty, Effects of Genotype and Environment on Seed Chlorophyll Degradation During Ripening in Four Cultivars of Oilseed Rape (Brassica napus), Can. J. Plant Sci. 72:643-679 (1992).
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8. Daun, J.K., A Rapid Procedure for the Determination of Chlorophyll in Rapeseed by Reflectance Spectroscopy, J. Am. Oil Chem. Soc. 53:767-770 (1976).
9. Tkachuk, R., V.J. Mellish, J.K. Daun, and L.J. Macri, Determination of Chlorophyll in Ground Rapeseed Using a Modified Near-Infrared Reflectance Spectrophotometer, Ibid. 65:281-385 (1988).
10. Daun, J.K., and P.C. Williams, Use of NIR Spectroscopy to Determine Quality Factors in Harvest Surveys of Canola, in Rapeseed Today and Tomorrow: Proceedings of the 9th International Rape-seed Congress, edited by D. Murphy, Organizing Committee of the 9th International Rapeseed Congress, Cambridge, United Kingdom, 1995, Vol. 3, pp. 864-866.
11. Cenkowski, S., F.W. Sosulski, and S. Sokhansanj, Effect of Harvest Date and Swathing on Moisture Content and Chlorophyll Content of Canola Seed, Can. J. Plant Sci. 69:925-928 (1989).
12. Daun, J.K., K.M. Clear, and C.T. Thorsteinson, C.T. Studies on the Determination of Chlorophyll in Canola by Extraction and Spectrophotometry, and Modified NIR Reflectance, in Actes du Congres, international Chevreul pour l'étude des corps gras, Premier congres Eurolipid, edited by Emerging Technologies Interest Group, Association Française pour l'Etude des Corp Gras, Angers, 1989, Vol. 1, pp. 169-176.
13. Daun, J.K., Agronomic Factors Associated with High Chlorophyll Levels in Rapeseed Grown in Western Canada, in 6th International Rapeseed Congress Proceedings, edited by Group Consultatif International pour la Récherche sur la Colza, Paris, GCIRC, 1983, Vol. 1, pp. 132-137.
14. Groundwater, R.G., F. Gilbert, and J.K. Daun, Report on Mission to Japan Regarding Green Seeds in Canola-March 4 to March 12, 1992, Canadian Grain Commission, Winnipeg, 1992.