【摘 要】
：
The concept, pathways and the present status of biological invasion in China are reviewed in the paper, and the effect of biological invasion on ecological secu
【机 构】
：
College of Ecology & Tourism,Shanghai Business School,College of Landscape Architecture,Nanjing Fore
【出 处】
：
Plant Diseases and Pests
论文部分内容阅读
The concept, pathways and the present status of biological invasion in China are reviewed in the paper, and the effect of biological invasion on ecological security is also introduced. On this basis, the measures such as establishing early-warning mechanism, strengthening the management of invasive species and quarantine of alien species, establishing scientific system of introduction and improving people awareness are proposed to control the invasion of alien species, so as to ensure the ecological security in china.
The concept, pathways and the present status of biological invasion in China are reviewed in the paper, and the effect of biological invasion on ecological security is also introduced. On this basis, the measures such as establishing early-warning mechanism, strengthening the management of invasive species and quarantine of alien species, establishing scientific system of introduction and improving people awareness are proposed to control the invasion of alien species, so as to ensure the ecological security in china.
其他文献
9月13日,河南省南阳市社会工作发展中心成立并投入使用。该中心是南阳市首个社会工作孵化基地,目前已有11家社会工作服务机构入驻。该中心立足探索全市社会工作管理与发展的
张义华领导的山东常林机械集团由一个小打小闹、不死不活的农机厂一跃成为全国同行业巨头,主导产品产销量居全国同行业前列,国内市场占有率达25%,质量全优获全国统检第一名,
介绍了现代工程机械自动换档系统的原理与方法。结合国外工程机械自动换档实例，详述了有关结构、传感器技术、电液联合控制技术，为现代工程机械设计、使用、维修提供了较详实的
中国实施西部大开发战略的十大重点工程之一的兰州至成都、重庆输油管道工程 ,日前全线贯通。兰州至成都、重庆输油管道工程全长 12 4 9 9ｋｍ ,途经甘肃、陕西、四川、重庆的 2
现代社会要求公民具备良好的人文素养和科学素养,具备创新精神、合作意识和开放的视野,具备包括阅读理解与表达交流在内的多方面的基本能力,以及运用现代技术搜集和处理信息
大学毕业两年的方德平在上海市郊区金山区一所高中教书。金山靠近浙江嘉兴,到嘉兴市的距离跟到上海市中心的距离差不多,车程一般一个多小时。小方经常在周末坐车到上海市中
[目的]对抗多乐(BIO-FORGE,抗氧化剂)保护玉米苗期除草剂药害的效果进行研究。[方法]在室内条件下,对比了每1 kg玉米种子用100 mL 100 mL/L的抗多乐拌种和非拌种后,苗期喷施3
Reheating furnace is an important device with complex dynamic characteristics in steel plants. The temperature tracing control of reheating furnace has great i
根据国务院办公厅文件(国办发[1998]57号)对国家机械工业局职能配置、内设机构和人员编制做出了明确的规定: 主要职责: (1)研究拟定机械行业(含煤炭、石油和化工、冶金、建
一、独树一帜的张藜风格———从三部电视连续剧词作谈起张藜是位以歌诗为业的老作家,他写过的歌词总有上千首。五十年代以来出过书、得过奖、灌过唱片的也不在少数。但只是