Control technologies and measures of alpine meadow desertification, Hainan prefecture, Qinghai province;

Ecological adaptability of four alpine species of the genus Rhododendron transplanted from higher to lower altitude;

The weed in mixed perennial artificial grassland in alpine region of Tianzhu was studied and the results indicated that: 1) The number of species of annual weeds decreases from the oneyearold grassland to the fouryearold, however, the species of perennial weeds greatly increases.

Dynamic changes of T-AOC, SOD, MDA in plasma and skeletal muscle of wound track after gunshot wound in pig limbs in high altitude, high cold and war environment;

Through the study on the climate characteristics of high cold area of Qingzang Railway and using the construction experience in cold area (northeast china) for reference the technological measures of cold proof and heat insulation of tunnel s winter construction in high cold area are proposed.

Qinghai-Tibet railway,the first highland railway crossing permafrost region in the world,was confronted with main three mainly difficult problems,"permafrost,high-cold and oxygen deficit,and ecologic frangibility".

Diversity of plant community structure in "Black Soil" type degraded grassland and alpine wetland and their intersectional area;

Meadow conservation and optimal utilization of the alpine wetland in the Western China;

Analysis of AHP strategic decision for grazing management system and ecological restoration in the alpine wetland at Gannan in Gansu;