Because Gann is a hign and cold area,so the yellow cattle in here grows slowly,low-productivity.

Analysis on the balance between forage supply and demand in Gannan of Gansu Province and strategies for resolving the existing problems;

Application of concrete construction technique for alpine region in cold seasons to Zhikong Hydropower Station in Tibet;

Preliminary Study on Diurnal Variations of the photosynthetic Efficiency of Plastic Multching Cultivation on Fodder Sugar Beet (Beta vulgaris) In alpine region;

Evaluation of ecological adaptability and productivity of two species of Elymus in alpine region;

The study of culture technic for the Lepomis macrochirus in cold area;

This paper aims to explore the prospect of developing energy and environmental engineering of the centralization-breeding factory in the cold area.

The experiment explored a new way for harvest in cold area.

Study on frost crack prevention of rockfill dam with concrete facing in frigid zone;

Fault cases of fiber optic cable link on frigid zone;

This paper analyses the reasons of defrosting problems from coach windscreen in frigid zones,brings forward the modified solutions to the problems,and introduces the testing process for the modified solutions.

Comparison trial on cultivated annual forage and crop in high-cold area;

On the basis of occasion of debris flow,substance composes of fountainhead,lithology character,athletics rule,and followed prevention particularity of debris flow in high-cold area,exploder lead flow wall-net,evacuate shelf structure,peg-board evacuate launder and camber lead-flow block wall are the most effective prevention technics on highway debris flow.

According to features of environment and climate of high-cold areas,authors provide requirements from such aspects as concrete match ratio design,selection of construction materials,matters need attention in construction,and treatment of embankment and so on in order to reduce the broken slab ratio in construction of concrete roads in high-cold areas and to ensure co.