To study the changes in physiological and biochemical indexes of Tibetan sheep from the plateau area at different months of age,we measured the physiological an
With seeds of Caragana versicolor in Purang County, Tibet as the materials, the seed germination and seedling growth of C. versicolor were measured under acid a
Rabbits with the body weight of(2. 0 ± 0. 5) kg were chosen,to study the effects of sustained-release calcium hydroxide and sustained-release hydrochloric