5Kuroiva T, Ichikawa S, Sato S, et al. Physio-logical activities and efficient production processes of ehitosan oligosaceha- rides. Nippon Shokuhin Kagaku Kaishi ,2005,52:285-296.
6Dai D Z(戴大章).Fang X N(方祥年),Xia L M(夏黎明),Enzymaticdegradation of Chito-oligosaccharide[J].功能高分子学报,:687-691.
7Chenj G(陈建国).Antimicmbialaetlvity of the chitooligo-saeeharidesprepared byenzymolysis.Hang zhou:浙江大学,2006:24-26.
8Vander P, Vamm KM, Domard A, et al. Comparision of the a- bility of partially N-aeetylated chitosans and ehito-oligosac- charides to elicit resistance reactions in wheat leaves. Plant Physiol, 1998,18 : 1353-1359.
