农田防护林

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农田防护林农田防护林
  1. 基于GIS的建湖县农田防护林空间配置及发展规模研究

    The Study on the Optimization of Spatial Arrangement and Development Scale of Farmland Shelterbelts in JianHu County Based on GIS

  2. 将3S技术应用于农田防护林的空间配置,是一个新的尝试,系统的功能的开发和完善有待于在实际的应用中进一步进行。

    Appling the technology of ' 3S ' into the spatial arrangement of farmland shelterbelts is a new attempt , its function need to be improved in actual application .

  3. 风沙区农田防护林营建多样性及景观效益

    Structure diversity and landscape benefit of farmland shelterbelt in sandy area

  4. 晋中农田防护林建设现状及其效益评述

    Present Situation and Benefit of Farmland Shelter belt Construction in Jinzhong

  5. 半干旱风沙区农田防护林的功能及效益评价

    Functions and Benefits of Farm land Shelter-belts in Semiarid Sand Land

  6. 农田防护林采伐年龄的探讨

    Approach on final cutting age of shelter forest belt for farmland

  7. 塔里木河流域白杨农田防护林蒸散量计算模式研究

    Calculation Model of Aspen Shelter Belt Evapotranspiration in Tarim River Basin

  8. 农田防护林更新树种选择及配置模式研究

    Study on species selection and allocation in regeneration of farmland shelterbelt

  9. 两种杨树农田防护林综合效益评价

    Evaluation of comprehensive benefit on two kinds of Populus Farmland Shelterbelts

  10. 宁夏地区农田防护林结构与小气候效应

    Structure and Microclimate Effects of Shelter-belt on Farmland in Ningxia

  11. 农田防护林人工生态工程的构建历史与现状

    Construction History and Actuality of Shelterbelts / Windbreaks Artificial Eco-engineering

  12. 农田防护林体系的效益及评价方法

    Benefit and its appraising method of farmland protection forest system

  13. 坡地资源利用保护中的农林复合经营兴和县农田防护林建设必要性和营造技术

    The Construction Necessity and construction Techniques of Farmland Shelterbelts in Xinghe County

  14. 农田防护林混交对林木蒸腾速率的影响

    Effects of Mixed Trees of Farmland Shelterbelts on Transpiration Rate

  15. 农田防护林的建立减少了蒸发,提高了土壤水分。

    The establishment of shelterbelts decreased transpiration and consequently increased soil moisture ;

  16. 河西绿洲农田防护林多样性分析与评价

    Analysis and Evaluation on Farmland Shelterbelt Diversity in Hexi Oasis

  17. 农田防护林对小麦水分利用效率的影响

    Influence of Shelterbelt on Water Use Efficiency of Winter Wheat

  18. 农田防护林生态系统结构研究进展

    Advances in studies on the structure of farmland shelterbelt ecosystem

  19. 陕北榆林风沙区农田防护林结构配置与效益研究

    Shelter Structure and Effect of Farmland Shelterbelt in Sand-drift Area in Yulin

  20. 我国农田防护林营造概况及其经济效益的评述

    Survey on the establishment farm shelterbelt and its economical income in China

  21. 不同配置农田防护林对土壤物理性质的影响

    Influence of Different Pattern Farmland Shelterbelts on Soil Physical Properties

  22. 影响农田防护林防风效益的主导因子探讨

    The Study on the Dominant Factors of Wind Reduction Effect of Farmland Shelterbelt

  23. 衢县盆地农田防护林生态建设模式探讨

    Inquiry into Construction Pattern of Shelter - forest on Farmland in Quxian Basin

  24. 杨树农田防护林萌芽更新与植苗更新的对比试验研究

    Comparative Study on Regeneration by Sprout and Planting of Poplar Farm Shelter Forest

  25. 农田防护林对农作物增产的试验与简析

    Effect of farmland shelterbelt forest on the mechanism of increasing yield of crops

  26. 基于田间尺度的东北农田防护林防护效应分析

    Protective effects of farmland shelterbelts in Northeast China : A field scale analysis

  27. 农田防护林更新技术研究

    Study on renovation of shelter belt to protect farmland

  28. 朝阳低山丘陵区农田防护林的调查研究

    Investigation and Research on Farmland Shelterbelts in the hilly areas of Chaoyang Region

  29. 干旱沙区农田防护林营建模式与经营评价研究

    Studies On The Patter And Management Evaluation Of Shelterbelt In Arid Sandy Area

  30. 三种网格的农田防护林防止土壤风蚀的效应研究

    Study on Preventing Effect of three Farmland Shelter-Forest Network on Soil Wind Erosion