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在不同含硫、氮比的模拟酸雨条件下肥料对萝卜生长的影响  CNKI文献

在温室中连续进行了两次实验,以验证在生长介质中加入一定量的肥料时,酸雨中含硫化合物、含氮化合物的比会影响植物的假说。用萝卜类植物,在氮—磷—钾养分含量不同的情况下,在每二个星期的周期中,在含硫、氮数量比为...

J.S.Jacobson 吕奎山 《农业环境与发展》 1989年01期 期刊

关键词: 模拟酸雨 / 植物生长 / 高酸度 / 含硫

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Development Trends of Mold Flow Control in Slab Castin...  CNKI文献

In view of its recognized potential in the improvement of as cast quality of slab, the interest for electromagnetic devices in slab casting has been steadily increasing over the years. By the applica...

Zhong Alex-Yuntao Pan Hanyu... 第十届中国钢铁年会暨第六届宝钢学术年会论文集III 2015-10-21 中国会议

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Association mapping of SSR markers to TSW resistance i...  CNKI文献

Tomato Spotted Wilt(TSW),one of most serious virus diseases in peanut,is transmitted by thrips in the genus Franklinieila.Breeding and selection of resistant genotypes is the optimal method to manage...

Jing Li Phat Dang... 第七届国际作物科学大会摘要集 2016-08-14 国际会议

关键词: Association / mapping / SSR / marker

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A Driver Model Using Optic Information for Longitudina...  CNKI文献

High driver acceptance is believed to be an important aspect when introducing automated driving functionalities for prospective long vehicle combinations.The main hypothesis of this paper is that hig...

Peter Nilsson Leo Laine... Proceedings of 17th International IEEE Conference on In... 2014-10-08 国际会议

关键词: Long

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The orbit of Phoebe from Earthbased and Voyager observ...  CNKI文献

This article presents the results of a ?t of a numerically integrated orbit for the Saturnian satel- lite Phoebe to Earthbased astrometric observations (from 1904 to 1996) and imaging data acquired b...

R.A. Jacobson 中国天文学会恒星分会2004年学术年会论文集 2004-06-30 中国会议

关键词: ephemerides / / planets / and

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THE ORBITS OF THE MAJOR SATURNIAN SATELLITES AND THE G...  CNKI文献

We have fitted numerically integrated orbits for the major Saturnian satellites to a large set of astrometric observations over the time interval 1966 September to 2003 December and to data obtained ...

Robert A.Jacobson 中国天文学会恒星分会2004年学术年会论文集 2004-06-30 中国会议

关键词: planets / and / satellites / general

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Theory and Practice of FC Mold in Slab Continuous Cast...  CNKI文献

FC Mold has been widely implemented in slab continuous casting machines with the purpose to meet the demands on higher productivity and better slab quality.The theoretical basis and functioning princ...

Nils JACOBSON 技术创新与循环经济——第二届宝钢学术年会论文集(第一分册... 2006-05-25 国际会议

关键词: FC / Mold / slab / quality

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Control of glasshouse leafhopper(Hauptidia maroccana:H...  CNKI文献

The leafhopper,Hauptidia maroccana,is becoming an increasingly important pest in UK tomato crops.It may be controlled with heptenohos but this disrupts IPM and biological pollination.Cost-effective,i...

R.J.Jacobson R.J.Chambers Proceedings of the Integrated Control in Glasshouses 1996-05-20 国际会议

关键词: IPM / Hauptidia / maroccana / Control

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Chelator free radiolabeled nanomaterials for positron ...  CNKI文献

Aim: Nanomaterials have attracted much attention as molecular imaging probes due to their unique physical properties as well as the ease of surface functionalization. PET imaging, with its high sensi...

Xiaolian Sun Xinglu Huang... Abstract Book of the 6th International Conference on Na... 2015-09-03 国际会议

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《病人既是受害者又是传播者:伦理学与传染病》  CNKI文献

Bioethical Inquiry(2009)6:249-250.2009New York:Oxford University Press,ISBN 019533583X这本新书是哲学家和医生的集体努力,既作为生命伦理学领域的声明,又是给医学、公共卫生和生命伦理学学生的有价值的课文。它...

Margaret P.Battin Leslie P.Francis... 生命伦理学通讯(2009年第1期) 2009-11-01 中国会议

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EPITAXIAL BEHAVIOR AND PHYSICAL PROPERTIES OF HIGH DIE...  CNKI文献

High dielectric CaCu_3Ti_4O_(12) (CCTO) thin films were epitaxially grown on (001) LaAlO_3 (LAO) and (001) Nb:SrTiO_3 substrates by pulsed laser deposition. Microstructural studies by x-ray diffracti...

Y.Lin Y.B.Chen... Abstracts of the 8th IUMRS International Conference on ... 2002-06-01 国际会议

关键词: CCTO / EPITAXIAL / BEHAVIOR / AND

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Innovation Policy:Institutions,Measurability and "Low-...  CNKI文献

A great deal of effort and funding is devoted to "high tech" research and development(R & D).In many countries this effort and expenditure constitute the core or even the whole of innov...

David Jacobson 2014首届全球设计师大会会刊 2014-06-27 国际会议

关键词: Innovation / Policy / Industries / Low-Tech

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New Developments in Ultrasonic Gas Analysis and Flowme...  CNKI文献

Background,Motivation and Objective Ultrasonic methods have important advantages in the measurement of gas flow,including the ability to measure almost any gas or gas mixture over a wide pressure ran...

Saul Jacobson 2008 IEEE International Ultrasonics Symposium Abstract ... 2008-11-01 国际会议

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Electrical conduction in streptozotocin-induced diabet...  CNKI文献

Diabetic patients show a higher incidence of cardiac arrhythmias,including ventricular fibrillation and sudden death compared to non-diabetic subjects.The electrocardiogram of diabetic patients may s...

HOWARTH Frank JACOBSON Mike... Proceedings of the Beijing Joint Conference of Physiolo... 2008-10-01 国际会议

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PROLONGATION OF ADENOVIRAL VECTOR EXPRESSION IN MOUSE ...  CNKI文献

Adenoviral vectors(AdV)have been used to transduce cells in the mouse anterior segment.Unfortunately,the subsequent expression of the encoded gene product is typically transient(1-3 weeks).We hypothe...

Iok-Hou.Pang Cameron.Millar... 第十八届国际眼科研究大会论文集 2008-09-01 国际会议

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