Seasonal dynamics of biomass and nutrition of artificial grassland established in "black soil type" degraded grassland in Gemutan;

Study on the changes of soil nutrients,microbial biomass P and neutral phosphatase activity of artificial grassland sown in different years in the headwaters of the Yangtze and Yellow Rivers;

Characteristics of artificial grassland plant communities with different establishment duration and their relationships with soil properties in the source region of Three Rivers in China;

Optimum study of sown pasture sheep systems Ⅴ Study of the effect of rotational grazing on pregnant Cormo ewe intake;

Improving Sown Pasture-Sheep Production SystemsⅢ Analysis of Efficiency for Winter and Spring Lambing Systems within Existed and Improved Systems;

Effects of Grazing Intensity on Forage Productivity and Sheep Performance at Pasture in South China

Forage introduction experiment for sown pasture establishment in alpine areas of Yellow River s upper reaches;

Optimization of shorthorn beef cattle grazing system on sown pasture;

The growth and reproductive trends of Leymus chinensis on sown pastures;

Study on Model of artificial pasture establishment in waterlogged land;

Study of the optimal combination of mixed seeding artificial pasture in "Black Soil Type" degraded meadow;

Quantification index of the management of Trifolium repens artificial pasture;

The weeds gravely harm the quality and quantity of the first-and the second-year old cultivated grassland while they almost disappear in third-or forth-year-old grassland.

The productivity of cultivated grassland on river lan.