Newly harvested Dianjiang pummelo (Citrus maxima) fruits were immersed in A-medication solution, a freshness-preserving agent, for 2 minutes before storage and samples were taken at regular intervals for biochemical determination.

In this paper,the preservation effect of environment-friendly fresh-keeping agents on cut carnation flower was studied.

Preserving research on mixed preservatives containing halogenated hydantoin for citrus;

Effect of different applying methods of sulfite preservatives on keeping quality of Manicure Finger grape;

Influences of Different Preservatives on the Fresh-keeping Effect of Cut Lily Flower;

Preservation effect of different antistaling agents on cut Chinese roses;

Physiological influence of the antistaling agent on the Hami Melon in the Modified atmosphere storage;

The results indicated that the increasing of refreshing effect is quiet according to density of antistaling agent raise at the density of Nisin≥0.

To antistale Physalis pubescens L ,we studied systematically the solvent and the film coagulating property of film coating antistaling agent of chitosan, and screened the film coalescing aid and antistaling assistant .