Soil samples were collected from heavy metals contaminated paddy fields of south China,the CO2 fluxes and the different variables on microbial indices in high polluted and low polluted soils were investigated under laboratory condition.

This study was conducted on the chemical composition and microbial index of Jiangyue donkey milk obtained from Xinjiang Province.

Analysis of and countermeasures against influencing factors on overrun microbiological indexes in barreled purified water;

Studies on testing microbiological index of raw milk;

From the microbiological index including cfu,mpn and germina amount,this paper analyzes the examination of microbiological index and the quality of meat food in our coun- try.

The indices of microorganism including total bacteria,co liform ,mould and pathogenic bacteria were detected in different preservative time under 4℃,meanwhile the changes in the indices of microorganism of samples selected from manufacturing process,transport period were followed up.

Determination of microorganism of water-soaked edible fungi in bags production;

In this paper,microorganism index,physical and chemical property token of surface and one meter soil from Beijing olympic games field are determined.

The samples from main links were analyzed in the production of Shaoyang flavor dried bean curd to discuss the change rule of physical and chemical indexes and microorganism indexes,aiming at determining the critical control points affecting product quality.

In order to explore the feasibility of irradiation technology to extend shelf life of the Corned Beef was studied,the changes of sensory index and microorganism index of vacuum-packed Corned Beef which received 60Coγ 6kGy and 60Coγ 8kGy irradiation dose 6 months ago.