Two complementary papers on the effect of charring and burial on stable carbon and nitrogen isotope values and biochemical components of cereal grains are now available online from Journal of Archaeological Science.
Styring, A., Manning, H., Fraser, R., Wallace, M., Jones, G., Charles, M., Heaton, T., Bogaard, A. and Evershed, R., The effect of charring and burial on the biochemical composition of cereal grains: Investigating the integrity of archaeological plant material. Journal of Archaeological Science, In Press
Fraser, R., Bogaard, A., Charles, M., Styring, A., Wallace, M., Jones, G., Ditchfield, P. and Heaton, T. , Assessing natural variation and the effects of charring, burial and pre-treatment on the stable carbon and nitrogen isotope values of archaeobotanical cereal and pulse remains. Journal of Archaeological Science, In Press