| 1. | Analyses on types of forest fuel in the forest areas of a - er - tai mountain
阿尔泰山林区森林可燃物类型分析 |
| 2. | Pollen reduction measures will be implemented according to each type of forest
政府将根据森林的类型来实行减少花粉的措施。 |
| 3. | Only experiments ( 2 ) performed better in the discrimination between different types of forest
第二种分类方案对区分不同类型林地的效果较好。 |
| 4. | Influence of different type of forest land on soil physico - chemical property and function of water conservation
科尔沁沙地小叶锦鸡儿灌木林固沙效应的研究 |
| 5. | Bird reduction with the increasing of people activities , deforestation and hunting , however , the vicissitudes are difference in different types of forests
云南西双版纳地区原始森林面积逐渐减小，人口及人为活动不断增加，鸟种趋于减少，但各林型鸟种变化有异同。 |
| 6. | Chinese forest law was divided into chapters and sections according to different types of forest protection activity , but japanese forest law was constructed from aspect of forest plan and forest classification
中国的森林法依不同的森林保护活动类型进行了章节的划分，而日本的森林法是从森林计划及森林分类的角度构建的。 |
| 7. | They do not occur in isolation from the rest of the landscape . the type of forest in a given area depends on many elements , including climate , soil , water source , rainfall patterns , seed sources and human influence
森林并不可与周围的环境分割，它们的存在乃取决于多个环境因素，例如天气泥土水源雨量分布种子来源及人类影响。 |
| 8. | 2 . by detection and analysis on litter accumulation , water ? olding capacity of the litter and interception of main types of forests , its waterolding capacity , intercepting role , water storage and soil reduction of litter were studied
2通过对祁连山水源涵养林凋落物累计量、枯枝落叶持水能力以及截留作用测定分析，研究了枯落物叶层的持水、截留作用和蓄水保土效益。 |
| 9. | Soil ph value ranged from 6 . 0 to 7 . 2 , the ph value had no markedly difference among the three horizons in each plot , and so did that among seven types of forest . the organic matter content in horizon a of plot g2 ( coniferous forest ) was the highest ( 193 . 03a kg - 1 ) in seven plots and the lowest one was in plot g3
另外，在3个固定样地内( g _ 1 、 g _ 2 、 g _ 3 ) ，通过埋袋试验，研究了白桦枝条、白桦凋落叶、岷江冷杉凋落叶等3类典型凋落物在3个不同埋藏深度土壤中的分解。 |
| 10. | It is accepted that combustible factors ( vegetation , type of forest and ventilation ) , temperature , climatic factors ( relative humidity , wind ( speed ) and days of coutinuous drought ) , and terrain factors ( slope , aspect and altitude ) considerably affect forest fire , but human burning activity is still considered as the key factor of wildfire
可燃物中林下地被物，树种和与闭度，气象因子中气温，相对湿度，风和连续干旱日数，地形因子中坡向，坡度和海拔对林火灾害影响较为显著，但人野外用火行为是导致林火发生的关键因素。 |
