| 1 | It boasts vast forests and varieties of vegetation such as gingko, yew and Gong Tong. | |
| 2 | The thesis described the study on the chemical constituents and their bioactivity of two kinds of plants, Davidia involucrata Baill and Ligustrum sinense. | |
| 3 | Davidia involucrate genetic diversity of 5 populations in distribution regions was analyzed by RAPD marker. | |
| 4 | Population structure and distribution pattern of Davidia involucrata at Labahe Nature Reserve of Sichuan Province; | |
| 5 | Wen County in Gansu province is the northern distribution edge area of Davidia involucrata. By studying D. |