人工绿洲外围退化荒漠植物群落改造技术措施研究

来源 :防护林科技 | 被引量 : 0次 | 上传用户:llww6
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
以恢复生态学理论为指导,以克拉玛依农业综合开发区外围的荒漠植被为对象,针对该地区荒漠立地条件和退化植物群落的具体情况,进行退化荒漠植被保育与恢复技术试验。通过模拟柽柳种群的自然发生来改造退化荒漠植物群落,最终能够达到保育和恢复荒漠植被的目的,并且总结出了值得推广的退化荒漠植被改造技术措施,旨在为该地区荒漠植被的保育与恢复提供技术支撑。
其他文献
目前临床使用的经导管主动脉瓣膜置换装置均不可回收,难以在释放过程中精确掌控,容易造成定位释放的偏差;无预防减少瓣周漏的设计,瓣膜支架植入术后瓣周漏的发生率远高于外科
通过盐析、离子交换、凝胶过滤和疏水层析等分离纯化,同步进行抗血管生成和抗肿瘤生长检测,从赤魟(Dasyatis akajei)组织获得强抗血管生成成分福安肽-03(Fuantai-03,FAT-03)
比伐卢定是水蛭素类衍生物,通过直接凝血酶而发挥抗凝作用.相关基础及临床研究证实其可以作为普通肝素和血小板膜糖蛋白Ⅱb/Ⅲa受体拮抗剂的替代药物应用于非高危患者的经皮
对电解槽大修渣的产生情况及成分进行了分析,对电解槽大修渣设计和管理进行了论述,提出对大修渣先进行预处理后再分格填埋的方法,防止废渣中可溶性氟随雨水向下渗透,减轻对土
A model was presented to describe the microstructure evolution during the directional solidification process. In this model, the problem of different properties
The effect of δ phase on the hydrogen embrittlement (HE) sensitivity of Inconel 718 was investigated by conducting notch tensile tests. Notch tensile specimens
Structural analysis was made using X-ray diffraction (XRD) Rietveld refinement on a series of La1+xMg2-xNi9(x=0.0~1.0) ternary alloys. Results showed that each o
TiB2 powders coated with BN were prepared by Hybridization System making use of dry impact blending method to achieve powder surface modification. Parameters of
Field emission-scanning electron mieroscopy(FE-SEM) technique was employed to observe the shape,size and distribution of AlN+MnS inclusions in oriented electric
A new technology of functionally graded materials(FGM) mould fabricated by plasma spraying and arc spraying was developed. According to applied characteristic o