Abstract: The spice extracts has certain bacteriostasis effect. The alcohol extracts of Eugeniolum caryophllata Thumb showed has 24% antibacterial effects on clove Rhizopus, 23% on Penicillium, 15.8% on yeast, 13.2% on Bacillus subtilis. It reduces the loss of respiration, inhabit the loss of water, compare with CK, 19.5% of water was saved, rate of rotten was saved 22.5%, VC content was saved 40.23%, acid content was saved 27%, soluble solid content was saved 2.9%, so as to keep the fruit quality. It significantly slows down the loss of the fruit quality during storage, preservation raising strawberries on the shelves.

Key words: spice, strawberry, bacteriostasic mechanism