For assure the road service performance of asphalt product from Daqing Lianyi, we take quality appraisal by it, and take summary analyze with test result.

Application of ISSR markers in germplasm identification of different color s Porphyra haitanensis filament strains;

A technique of fish germplasm identification and its application in fishery management;

The germplasm identification have been implemented on microsporidia of honeybee using the method which amplified the specific fragment of 16s r RNA gene.

Application of chemical fingerprint in tea quality identification and control

Objective To learn about the recent advances in application of DNA molecual marking technology in quality identification of traditional chinese medicine.

It is showed that the quantitative standard on judging the aging time of rice wine and the quality identification are possibly established in according to the content and developing trend of ethyl acetate,ethyl lactate,β-phenylethyl alcohol and iso-amyl alcohol as well as rice wine\'s turbidity determined by ethanol-turbidity test.

From the viewpoint of whole library profession, the paper gives an in-depth analysis of how American library profession controls the quality and direction of library education through accreditation and a number of other means.