1. Appelqvist, L. A., and Johansson, S. A. 1967. Fat quality of Swedish oil crops. II. Determination of the chlorophyll content of rape, turnip rape, and white mustard seeds. J. Swed. Seed Assoc. 77: 415–431.
2. Bengtsson, L. 1985. Improvement of rapeseed meal quality through breeding for high protein content. Dept. Crop Sci. Swed. Univ. Agric. Svalov, Sweden. 122 pp.
3. Daun, J. K. 1976. A rapid procedure for the determination of chlorophyll in rapeseed by reflectance spectroscopy. J. Am. Oil Chem. Soc. 53: 767–770.
4. Automation in Analytical Chemistry;CW Gehrke,1968
5. Heaney, R. K., and Fenwick, G. R. 1980. The analysis of glucosinolates in Brassica species using gas chromatography. Direct determination of the thiocyanate ion precursors, glucobrassicin, and neoglucobrassicin. J. Sci. Food Agric. 31: 593–599.