| 1. | Langner working with picea omorica, obtained results that may best be interpreted as a return to self-fertilization . 研究塞尔维亚云杉的兰纳得到了最好看成是恢复自花受精的结果。 |
| 2. | Demography and survival analysis of picea schrenkiana 天山云杉种群统计与生存分析 |
| 3. | Karyotype analysis of four species in picea pinaceae 四种云杉的核型分析 |
| 4. | Seed zones of chinese forest trees - seed zones of picea asperate mast 中国林木种子区云衫种子区 |
| 5. | Techniques of fast growing and high yielding for korean spruce picea koraiensis plantation 红皮云杉人工林速生丰产技术 |
| 6. | Analysis on the environmental property of picea asperata stand through four mathematical methods 应用4种数学方法对暗针叶云杉林分生境属性的研究 |
| 7. | Forestland evapotranspiration and water balance of picea asperata mast . and larix gmeini rupr mixed stand 青海云杉和华北落叶松混交林林地蒸散和水量平衡研究 |
| 8. | In the picea schrenkiana stand , micro habitat variables affecting regeneration of one - year seedlings and survival of two year seedlings were studied by using line transects method 摘要采用典型样线调查法对影响天山云杉一年生幼苗更新和两年生幼苗存活的微生境变量进行分析。 |
| 9. | The genetic variation of eight isozyme expressed by twelve gene loci among 3 natural populations of picea crassifolia was studied by the aids of page electrophoresis 摘要采用聚丙烯酰胺凝胶电泳实验对青海云杉的3个天然群体(甘肃祁连山、青海大通,甘肃甘南州)的12个基因位点表达的8种同工酶的遗传变异模式进行了研究。 |
| 10. | Pangquangou natural reserve lies in guandi hills in the west of shanxi province . it was established to protect crossoptilon mantchuricum , larixprincipis - rupprechtii , picea meyeri and picea wilsonii 庞泉沟自然保护区位于山西省西部的关帝山林区内,是以保护一类重点保护鸟类? ?褐马鸡和华北落叶松、青杆、白杆天然次生林为目的的。 |