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CATAS/SCUTA are closely linked research and higher educational institutions involved in research, teaching and development in tropical agriculture, and have a very strong faculty in research and teaching: more than 350 senior full and associate professors, and 39 renowned internal and external visiting full professors.

热农院校师资和科研力量雄厚。拥有高级专业人员 385人，中级专业人员622人；其中博士生导师50人、硕士生导师218人，享受政府特贴125人，获国家级有突出贡献专家6人，获部级有突出贡献专家15人，获省优专家22人。此外，还聘请了30多名国内外知名专家担任客座教授。

Principle of least squares,digital image segmentation,digital image treatment and digital image identifying were applied into the research of wood science in this research,the wood cell image of annual ring from annual center to wood edge was analyzed,the modified level set method was applied to segmentate cell image precisely for the first time,the identifying of wood cells and hexagon simulation for wood cells were accomplished with active contour model,which had important potential application value in deepening the research of wood properties to a further step,moreover,had an important significance for improving comprehend on wood micro-properties and enlarging the applicable range of wood.

本研究将最小二乘原理、数字图像分割、数字图像处理、数字图像识别应用于木材科学研究，分析了从年轮中心到木材边缘的年轮的木材细胞图像，应用改进的水平集方法准确分割细胞图像，应用活动轮廓模型完成了对木材细胞的识别，并完成了木材细胞六角形仿真，对木材材性的深入研究等领域中有重要的潜在应用价值，对提高木材对微观性能认识，扩大木材的适用范围，具有重要意义。

As the sub-subject of the research on the localization design of green civic environment (The natural scientific research project of education department of Anhui Province, project Approve number: 2003kj042zd ) the article stases from the challenge that the modern city faced with, through research on the principles of sustainable development and tracing back to green space, reveals the meaning of the green civic public space.

本文作为绿色城市公共空间本土化设计研究(安徽省教育厅自然科学研究计划项目，项目批准号：2003kj042zd)的子课题，从现代城市公共空间面临的挑战出发，通过对可持续发展原则的深入研究和对绿色空间的探源，阐明了绿色城市公共空间的基本涵义。

In this research it was established that a method of isolation of total RNA from Ziziphus jujuba Mill. cv. wuhexiaozao and Ziziphus jujuba Mill. cv. jinsixiaozao fruit which were from different grown time. Also the Reverse Transcription System for Chinese jujube fruit was established in the research. The purpose of this research was to lay a solid foundation for cDNA-AFLP analysis, to illustrate the mechanism of stoneless of Chinese jujube, to clone the gene to stoneless, to cultivate new Chinese jujube cultivars by gene modified breeding.

以无核小枣和金丝小枣不同发育时期的果实为试材，建立适宜枣果实总RNA提取的方法及其反转录的技术体系，为进一步进行枣果实cDNA-AFLP分析及有关的分子生物学操作，阐明枣无核突变体的分子机理，并克隆枣果实无核突变体相关基因，通过基因工程培育优良的无核枣品种奠定基础。

In addition, the authors suggest:① The research of firs hybridization should be carried out on a large scale in China;② In hybridization, the phylogeny of Abies must be considered, and we should put emphasis on the intro-section hybridization;③ The research on the strobili phenology of firs can ensure the hybridization succeed;④ The research is also important for the hybridization to study the genetic diversity of Abies;⑤ We can use the biotechnology and the knowledge of modern molecular biology to overcome the difficulties of breeding.

作者对我国开展这项研究提出了几点看法：①应大力开展我国冷杉树种间，以及与国外冷杉树种间的杂交研究；②杂交时必须考虑种的系统关系学并以派内杂交为主导方向；③对我国冷杉属树种进行开花结实习性研究；④开展我国冷杉属树种的系统学和遗传多样性研究；⑤结合现代生物技术和分子生物学知识，克服常规杂交中的困难。

In the first chapter, it introduces the paper's research background and research areas, it also gives the summative evaluation to the former research and the existed problem in this area.

第一章为绪论，介绍论文研究背景和研究的意义，以综述的形式介绍一些学者的研究成果，以及在目前研究中存在的问题。

The purpose of this paper is to investigate the preparation in research methods provided by accredited library and information science education programs in the United States and Canada. The results of a 1987 survey research are reported. The most current course syllabi on the Web are also examined to analyze and compare the characteristics of the content of the research methods courses in library schools.

并由网际网络中查询美加地区之图书馆学与信息科学相关学系所开设的研究方法与论文写作课程，以了解目前的开课状况、授课老师的特性、职别、专长、教学目标、课程大纲与内容、预修课的规定、学分数的规定等，并根据文献分析及网络中的信息，以探讨信息科技的发展对图书信息学研究方法课程内容的影响，并对于理想的课程设计模式提出建议。

The purpose of this paper is to investigate the preparation in research methods provided by accredited library and information science education programs in the United States and Canada. The results of a 1987 survey research are reported. The most current course syllabi on the Web are also examined to analyze and compare the characteristics of the content of the research methods courses in library schools.

并由网际网路中查询美加地区之图书馆学与资讯科学相关学系所开设的研究方法与论文写作课程，以了解目前的开课状况、授课老师的特性、职别、专长、教学目标、课程大纲与内容、预修课的规定、学分数的规定等，并根据文献分析及网路中的资讯，以探讨资讯科技的发展对图书资讯学研究方法课程内容的影响，并对於理想的课程设计模式提出建议。

Part one is an introduction, which synoptically introduces the development and the basic orientations of research on curriculum implementation, discusses the significance and research plan of the issue, and does some defensive explanation for this research.

概要性地介绍了课程实施研究的发展脉络与基本取向，阐述了这一论题的研究意义与研究构想，并对本研究进行了几点说明。

According to the advance of research of tradescantia ecotoxicology all the world, this paper summarized the advance of research and significance of new problem of Tradescantia micronucleu mechanisms and tradescantia stamen hair mutation mechanisms, and the development of the probe test technology, quantification test technology and tradescantia ecotoxicogenome and so on in order to give a reference to research the tradescantia molecular toxicology.

文章从国内外紫露草生态毒理的研究现状出发，针对紫露草微核产生及雄蕊毛突变机制这类新问题的研究现状及意义，以及探针检测技术、定量检测技术和紫露草的生态毒理基因组学的发展等方面进行综述，为紫露草分子毒理上的研究提供参考。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。