"Eight-legged style"of pubic square design in cold area city;

Potassium statas and balance of paddy field in cold area of Northeast China;

Nitrogen application situation and effects of nitrogen management on cost and output of paddy field in cold area of northeast China;

Study on high-yield components of maize in cold region;

Study on light and temperature index in growing period of tomato in greenhouseof cold region;

Study on the subsidiary architectural forms of the city plaza in the cold regions;

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;