农业化学

The author reviewed the research progress on the study of several Gibberella species of agricultural importance, which represent phylogenetic, biological and chemical diversity of this genus.

选取几种在农业生产上重要的赤霉属真菌来阐述该属在系统发生，生物学和化学上的多样性，并且比较了它们在分类学、遗传学、植物病理学和真菌毒理学方面的差异。

The dynamic changes of the number of T or B lymphocytes and the content of immunoglobulin G, IgM, IgA in peripheral blood, the number of CD〓, CD〓 lymphocyte subpopulation, T〓 cells and IgG, IgM, IgA antibody-producing cells, the ratios of CD〓 and CD〓 T cells in immune organs (thymus, bursa of Fabricius and spleen) and immune tissues (cecal tonsils and Harderian glands), the content of IgA, IgM, IgG in local fluid (tear, tracheal fluid, intestinal fluid and bile) of one-day chicks infected with chicken infectious anemia virus and CIAV-infected chicks immunized with Newcastle disease vaccine were determined respectively by immunohistochemistry, immunogold-silves and immunoenzyme staining in order to reveal mechanism of immunopathogenesis of chicks infected with CIAV and influence of immune responses of CIAV-infected chicks to ND vaccine.

中文题名雏鸡感染鸡传染性贫血病毒后免疫变化和对新城疫疫苗的应答及其免疫机理副题名外文题名 Immune changes of chicks infected with chicken infectious anemia virus and immune response and mechanism to Newcastle disease vaccine immunity 论文作者郑世民导师刘忠贵教授学科专业基础兽医学研究领域\研究方向学位级别博士学位授予单位东北农业大学学位授予日期2002 论文页码总数105页关键词鸡传染性贫血病雏鸡新城疫疫苗馆藏号BSLW /2003 /S858 /9 本项研究采用免疫组织化学、免疫胶体金及免疫酶方法，首次对CIAV感染1日龄雏鸡和CIAV感染雏鸡ND疫苗免疫及vNDV攻击后，其外周血液的T细胞、B细胞数量和IgG、IgM、IgA含量；中枢免疫器官胸腺和法氏囊，外周免疫器官脾脏及呼吸道和消化道局部粘膜免疫组织哈德尔腺和盲肠扁桃体的ANAE〓、CD4〓、CD〓T细胞、IgG、IgM、IgA抗体生成细胞数量和CD〓与CD〓T细胞比值以及泪液、气管液、肠液、胆汁的IgA、IgM、IgG含量的动态变化规律和CIAV感染对ND疫苗的免疫保护率等进行了全面系统地研究。

AIM: From the views of biochemistry, histology and molecular biology, this study observed the effects of 4-6 Hz vibration on concentration of hexosamine, the expression of mucin 5AC mRNA in gastric mucosa and histomorphology, and investigated the effects of body vibration on rats' gastric mucus secretion and mucosal structure.

邓 艳，陈伟华，宋小丹，张源淑南京农业大学动物医学院，农业部生理生化重点开放实验室，江苏省南京市 210095目的：从生物化学、组织学和分子生物学角度观察4~6 Hz振动对大鼠胃黏膜氨基己糖含量、黏蛋白5AC mRNA表达及其组织形态学变化，探讨振动对大鼠胃黏膜黏液分泌及形态的影响。

The impacts of intensity of agriculture activities, landuse change and irrigation system change upon underground water were analyzed based on more than 20 years' hydrochemical data.

以贵州普定后寨地下河流域为例，利用20余年的水化学系列资料，分析了农业活动加强、土地利用方式及灌溉系统改变对地下水的影响。

The progress on chemical synthesis and biosynthesis of levulinic acid and 5-aminolevulinic acid(5-ALA) were discussed.

基于生物质资源的利用和开发，论述了乙酰丙酸的制取、5-氨基乙酰丙酸的化学合成与生物合成，阐述了其在医药、农业等方面的应用，讨论了发展趋势和亟待解决的问题。

The organic designation is a legal term on labels for certain nonchemical winemaking and farming practices, whereas the Code of Sustainability is a broader concept of continually improving farming and winemaking practices, enhanced relations with staff, neighbors and communities, preservation of the land and conservation of natural resources.

标签上的有机物名称是一个法律条款，是指对于某个不使用化学成分的葡萄酿造和种植实践。然而这个可持续葡萄种植和葡萄酒酿造代码却有着更广泛的意义，它包括不断提高农业和葡萄酒酿酒业的实践水平，提高工作人员、邻居和社会团体之间的联系，保护水土和自然资源。

Organotin compounds have attracted considerable attention by the chemists and their co-workers due to their wide applications for example as pesticidal, bactericidal and antitumour agents in many fields such as industry, agriculture and medicine. It possesses important scientific meaning to synthesize new organotin compounds and study their structures and properties.

有机锡配合物具有优异的催化、杀菌和抗癌等性能而在工业、农业和医药等领域得到广泛的应用，因而受到化学工作者的重视，因此，合成新的有机锡配合物并研究其性质具有重要的科学意义。

Based on the development of natural biopharmaceuticals and nutriceuticals, the advances in research and development of the resource plant Phyllanthus emblica L., widely distributed in many provinces of South China, are summarized, including its biological, phytogeographical, traditional herbal medicinal, pharmacological and phytochemical studies.

从开发天然功能保健食品的角度，总结了分布于我国南方各省的资源植物余甘子(滇橄榄，Phyllanthus emblica)的生物学、植物地理学、传统草药学、药理学、植物化学等的研究与开发进展，包括作者实验室近年开展的有关余甘子果汁澄清和果酒&去沉淀&的微生物酶法加工技术部分内容，以及引人关注的余甘子果植物多酚提取物及其在美白护肤品新用途的开发，讨论了金沙江干热河谷地域余甘子农业栽培的可行性。

The application of pesticide promoted the development of modern agriculture. However, with the increasing use of pesticide, serial problems in nature environment and human health coursed by the pesticide residua becomes more and more outstanding, coursing widely international attention.

农药的使用促进了现代农业生产的发展，然而随着化学农药品种和用量的不断增加，农药残留对自然环境和人类健康的危害日益突出，已引起广泛的国际关注。

GC-MS Analysis of Chemical Compounds in Volatile Oil from Tagetes patula Roots CHEN Hong-binga, SONG Weib, WANG Jin-shengb, WANG Jian-mingc Shanxi Agricultural University a.

气相色谱-质谱法分析万寿菊根挥发油化学成分陈红兵a，宋炜b，王金胜b，王建明c 山西农业大学 a。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。