In this study, the antibacterial characterization of sixty-six strains of lactic acid bacteria which isolated from natural fermented peppers was studied.

The antagonistic property of lactic acid bacteria derived from Orange-spotted grouper(Epinephelus coioides) larvae;

The production of lactic acid and antagonistic property of the five LAB strains, and the effect of gastrointestinal factors on the survival of two strains were studied.

Camphor oil extraction from Cinnamomum camphora and its antibacterial activity;

In this thesis,the sheep-bone was hydrolyzed with seven different protease-alcalase,neutral protease,pepsin,trypsin,animal protease,aidic protease and papain,and assessed the antibacterial activity of it s production with E.

The antibacterial activity of hydrolysate whose DH was 28% was equal to 0.

Synthesis, characterization and antimicrobial activity of ferrocene imine and it′s ester derivatives;

Study on the antimicrobial activity of ginger essential oil;

Synthesis of glucosyl methyl fumarate and its antimicrobial activity;

Studies on constituents and antifungal activity of Polygonum cillinerve;

The antifungal activity of secondary metabolic products from Xenorhabdus nematophilus YL001;

Determination of the antifungal activity of Phyllostachys pubescens extract and raw purification of its antifungal components;

Synthesis and fungicidal activity of 1-[5-(4-methoxy- phenyl)-1,3,4-oxadiazole-2-yl]-3-substituted benzoyl-thiourea;

Synthesis and fungicidal activity of 5,7-bihydroxyl diazinflavanones;

Pesticidal activity and fungicidal activity of a new component tianshanmysin;