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昆虫论文的参考文献怎么找不到了

发布时间:2024-07-05 20:54:51

昆虫论文的参考文献怎么找不到了

WPS软件点击引用,然后再引用下面找到目录等级选项,文本中点击参考文献,自动生成目录没有生成参考文献,那么目录等级一定是文本,你将它设置成一级目录就可以在自动生成目录的时候看到参考文献出现在目录中了,其他不会在目录中生成的小标题,同理可设置。

我也是这样!你找到解决办法了吗?

选中参考文献四个字,右击,选择设置目录级别,选择一级目录,再在引用里更新整个目录。

参考文献和致谢无法生成,是因为你把参考文献和致谢都放进尾注里边了,目录的生成是要在正文中(包括标题)才能显现,解决的方法很容易。你只需要在尾注的分隔符前面打入“参考文献”四个字,接着空一格,接着点击“插入”——“分隔符”——“分节符类型“点击”下一页“——”确定“,这时”致谢“就会自动分配到下一页了。然后给参考文献和致谢都标上一级标题,再在目录中点击右键”更新目录“,选择”更新目录内容“就可以了。

昆虫论文的参考文献怎么找不到了呢

论文参考文献:1、传统参考文献的查找方式就是通过图书馆,图书馆图书是查找传统参考文献的主要途径,而且相对其他方式来说,具有方便实惠的优点。2、通过中国知网,中国知网(CNKI)是比较权威的网络文献来源,大多数高校都有和中国知网的合作,所以在学校可以享受免费下载文献的待遇,其他方式部分文献是需要收费的。而且查找起来十分方便,在中国知网官网的分类目录或者检索区域输入文献标题,就可以了。3、通过维普期刊,在维普期刊中使用高级检索,可以十分精确查找到所需文章。4、通过万方数据库,检索方法就是点击首页然后搜索旁边的高级检索,进入检索区域就好。5、通过百度学术,检索方法也是大同小异,搜索栏输入名称即可。6、其他文献来源:以上是常用的查文献途径,如果一些专业性比较强的可以通过这些途径检索:①开世览文;②超星图书;③E线图情;④读秀中文;⑤百链云;⑥全球索索等。文献类型期刊类,用[J]表示,一般篇幅不长,大概2000字左右,内容教浅,但是可以了解你的课题研究情况。博硕士论文,用[D]代表,这些论文一般3万字起,对于本科生来说可以参考博硕士论文,借鉴他们章节的布局方式以及排版,可以给自己的论文一些基础思路。书籍,用[M]代表,指书籍专著,大家可以根据论文研究需要去参考相应的书籍。报纸类文献资料,[N]表示。报告类文献资料,[R]表示。

原因可能是参考文献的题名错误或者这篇文献并未被搜索的数据库收录。通过参考文献的题名可以在数据库中搜索这篇文献,如果搜索不到,那么可能是这篇文献的题名错了或者没有被该数据库收录,这时可以通过在数据库中搜索这篇文献的来源期刊等是否被数据库收录,若收录了,则是文献题名错了,若未收录,则这篇文献也就搜索不到。搜索文献的方式很多,也可以通过文献作者等换个方式搜索下。

昆虫论文的参考文献怎么找啊呢

这个比较多 维普 万方 知网 都不错 还有 豆丁 文库 也有一些 有些事收费的 有些事免费的 如果在学校 一般 图书馆 会有 免费 入口的希望 对你 有帮助

论文写作,先不说内容,首先格式要正确,一篇完整的论文,题目,摘要(中英文),目录,正文(引言,正文,结语),致谢,参考文献。规定的格式,字体,段落,页眉页脚,开始写之前,都得清楚的,你的论文算是写好了五分之一。然后,选题,你的题目时间宽裕,那就好好考虑,选一个你思考最成熟的,可以比较多的阅读相关的参考文献,从里面获得思路,确定一个模板性质的东西,照着来,写出自己的东西。如果时间紧急,那就随便找一个参考文献,然后用和这个参考文献相关的文献,拼出一篇,再改改。正文,语言必须是学术的语言。一定先列好提纲,这就是框定每一部分些什么,保证内容不乱,将内容放进去,写好了就。参考文献去中国知网搜索,校园网免费下载。合适采纳

论文里面的参考文献都是在写论文的时候,需要哪方面的知识,可以到参考文献里面去查阅,也就是查阅相关的著作。

参考文献根据情况如果你没著脚注之类引用也作为参考文献列出来所以你正文引用了别人的内容思想尽量列出来至于工具读秀cnkinstl的书目数据都可以用

关于昆虫论文的参考文献怎么找

呵呵。这个提问太哪个了。不好回答。

CNKI数据库,如果是在校大学生,学校图书馆肯定购买了的,校园网登陆就可以了。如果不是,也可以登陆CNKI中国知网,不过是要收费的。或者直接在百度或谷歌上也可以搜到很多的。

研究昆虫控制的文章Athenix and Monsanto Announce Collaboration on Research for Insect ControlRESEARCH TRIANGLE PARK, NC and ST LOUIS, June 20 /PRNewswire-FirstCall/ -- Athenix C and Monsanto Company today announced they have entered into a three-year research collaboration for insect control on a key class of insects that affects a number of Monsanto's major crops of Financial terms of the agreement were not "We are pleased to work with the market leader in crop genetics to bring our technical capabilities to commercialization," said Mike Koziel, chief executive officer for A "Working with Monsanto to discover novel genes for controlling insect pests increases options for farmers and allows Athenix to demonstrate the power of its integrated discovery platforms for new biotech traits," said Nick Duck, vice president of research at A Athenix will apply its expertise in microbial screening and genomics to facilitate gene discovery intended to help protect crops such as cotton, soybeans and corn against a common class of insects known as H Hemipteran insects include Lygus, a pest of cotton, and stinkbug, a pest of "This collaboration will work to offer an essential benefit to our farmer customers by providing insect protection in crops such as corn, cotton and soybeans against the piercing and sucking Insect tolerant crops allow growers to spray less pesticide, making their operations more efficient and at the same time stewarding the environment," said Robert T Fraley, PD, Monsanto executive vice president and chief technology "We're excited to collaborate with Athenix to help broaden grower's options for insect " About Athenix: Athenix is a leading biotechnology company that develops novel products and technologies for agricultural and industrial applications, including biofuels and Athenix has established an outstanding intellectual property portfolio and market access ability around enhanced plants, microbes, genes, enzymes, and processes with emphasis on two major markets: 1) novel agricultural traits for growers such as insect resistance, nematode resistance, herbicide tolerance, and their use for the crop production industry; and 2) the discovery of genes and proteins for use in the sustainable chemical industry with a focus on biofuels like ethanol and other natural Biological control of locusts New weapons for old enemiesDuring the 1988 desert locust plague, swarms crossed the Atlantic from Mauritania to the Caribbean, flying 5 000 kilometres in 10 Scientists were stumped because migrating swarms normally come down to rest every But locusts can’t swim, so how could it be? It turned out that the swarms were coming down at sea – on any ships they could find, but also in the water The first ones in all drowned but their corpses made rafts for the other ones to rest Since the dawn of agriculture more than 10 000 years ago mankind has had to deal with a resourceful and fearless enemy, Schistocerca gregaria, the desert Normally loners, every so often these natives of the deserts from West Africa to India turn into vast, voracious swarms that leave hunger and poverty behind them wherever they Throughout history, farmers and governments have made attempts to repel the bands and swarms of locusts by collecting insects, creating noise, making smoke and burying and burning the But all of this had little With swarms sometimes extending for hundreds of kilometres, and containing billions of individuals, they conquered by sheer force of Health concernsIt has long puzzled humans where these animals came from and where they Only in the mid-20th century was it realized that the light brown solitary desert-dwelling insect was the same species as the red and yellow locusts of the Only when its biology was understood and chemical pesticides and aerial spraying became available a few decades ago, could efforts be made to control the But large-scale pesticide use also raised real concerns for human health and the On the seventh-floor Emergency Centre for Locust Operations (ECLO) at FAO Headquarters in Rome, Keith Cressman, FAO's locust forecaster, checks current environmental conditions and locust population data from the three computer screens on his The last big locust upsurge ended early in 2005 and the current alert level is green or The experts at FAO’s ECLO are readying to fight the next round in the age-old battle against locusts – wherever and whenever that may “The next time,” says Cressman, “we’ll fight with new tools” New bio-control agents Recent advances in biological control research, coupled with improved surveillance and intelligence, could make a big difference when the next round in the battle is Such products could make it possible to sharply reduce the amount of chemical pesticides One promising avenue is research currently under way at the International Centre for Insect Physiology and Ecology (ICIPE) in N An ICIPE team headed by a Zanzibar-born chemical ecologist, Ahmed Hassanali, has identified and synthesized a specific locust pheromone, or chemical signal, that can be used against young locusts with devastating Phenylacetonitrile, or PAN for short, normally governs swarming behaviour in adult males who also use it to warn other males to leave them in peace while they But, Hassanali found it has startlingly different results on juvenile wingless locusts, known as Hopper bandsJust as adult locusts form swarms, hoppers will, given the right conditions, stop behaving as individuals and line up in marauding bands up to 5 kilometres They are only slightly less voracious than adults, who eat their own weight of food every In three separate field trials – the most recent in Sudan last year – Hassanali’s team showed that even minute doses of PAN could stop hopper bands dead in their tracks and make them break PAN caused the insects to resume solitary Confused and disoriented, some lost their appetite altogether, while others turned cannibal and ate one Any survivors were easy prey for What makes PAN particularly attractive is that the dose needed is only a fraction – typically less than 10 millilitres per hectare – of the quantities of chemical or biological This translates into substantially lower costs – 50 cents per hectare as opposed to US$12 for chemical pesticides and $15-20 for other bio-control That is clearly a major consideration in the countries in the front line – many of them among the world’s Green Muscle A different, but also highly effective biological approach is Green Muscle ®, a bio-pesticide developed by the International Institute for Tropical Agriculture’s biological control centre in Cotonou, Benin, and manufactured in South A Green Muscle ® contains spores of the naturally occurring fungus Metarhizium anisopliae acridum, which germinate on the skin of locusts and penetrate through their The fungus then destroys the locust's tissues from the This is definitely not good news for locusts, but the fungus has no effect on other life A product similar to Green Muscle ® is already successfully used in Australia, but the latter's introduction in Africa and Asia is being slowed by several These include a need for further large-scale trials, official approval of the product in several countries, and a relatively short shelf-life in its normal ready-to-spray liquid One drawback is that it takes days to kill the It is also relatively expensive and large-scale production would need to be A solution would be to store the product in powder form and dilute it just before Hassanali’s team has also shown that, if used in combination with a small amount of PAN, only a quarter of the normal dose of Green Muscle ® is Insect Growth RegulatorsAlso being readied for the modern locust fighter’s armoury is a class of products known as Insect Growth Regulators, or IGRs, which influence the ability of hoppers to moult and grow They have no direct toxic effects on IGRs are effective for several weeks after application and can be used in so-called barrier In this method only narrow swathes of the product are applied, perpendicular to the direction of the marching hopper Only 10 percent of the amount used in blanket treatment is After marching over one or two barriers the hoppers absorb enough product to die while As with PAN and Green Muscle ®, however, IGRs need to be aimed at locusts at an early stage in their lives, before they take to the That, in turn, requires an advanced level of surveillance and intelligence-gathering to make sure that any locust concentrations are nipped in the eLocust2Although back at ECLO Keith Cressman has satellites, computers and mathematical models at his disposal, the weak link in the chain has been the time it takes to get good information from the The mobile ground teams whose job it is to keep tabs on locust populations have to work in some of the world’s remotest, hottest and sometimes (for environmental and security reasons) most hostile A week or more might go by before a report from, say, the central Sahara, reached Cressman’s By that time the locusts – “They don’t need visas,” he says – would quite likely have moved to another country or continent This will soon change Field teams are now being issued with special hand-held devices to record vital locust and environmental data and relay them back to their own headquarters and on to Rome in real Developed by the French Space Agency CNES, the eLocust2 device is able to bounce the information off communications satellites and have the data arrive in the National Locust Control Centre in the affected country a few minutes later, from where they are passed on to Cressman for In case of unusually heavy hopper concentrations, immediate action can be taken to make sure that the locusts never grow old enough to Back to the fieldWriting in Science magazine, locust expert Martin Enserink gave the following graphic description of a locust population gone out of control:“On a beautiful November morning (in Morocco) it’s clear, even from afar, that something’s terribly wrong with the trees around this tiny They are covered with a pinkish-red gloss, as if their leaves were changing "As you get closer, the hue becomes a wriggling mass; a giant cap of insects on every tree, devouring the tiny Get closer still and you’ll hear a soft drizzle: the steady stream of locust droppings falling to the ” Such nightmare visions, and locust plagues with them, may one day be a thing of the

最直接的办法就是使用Google Scholar,然后将文献信息导入Endnote即可插入文档作为参考文献。如果要求有全文,则必须要有相应数据库的使用权限,权限一般是学校或企业购买

关于昆虫论文的参考文献怎么找啊

你写这篇论文所参考的书籍都有啥。写上就是啦。注意以下格式就好。电子文献类型:数据库[DB],计算机[CP],电子公告[EB]电子文献的载体类型:互联网[OL],光盘[CD],磁带[MT],磁盘[DK]A:专著、论文集、学位论文、报告[序号]主要责任者文献题名[文献类型标识]出版地:出版者,出版年:起止页码(可选)[1]刘国钧,陈绍业图书馆目录[M]北京:高等教育出版社,15-B:期刊文章[序号]主要责任者文献题名[J]刊名,年,卷(期):起止页码[1]何龄修读南明史[J]中国史研究,1998,(3):167-[2]OU J P,SOONG T T,et Recent advance in research on applications of passive energy dissipation systems[J]Earthquack Eng,1997,38(3):358-C:论文集中的析出文献[序号]析出文献主要责任者析出文献题名[A]原文献主要责任者(可选)原文献题名[C]出版地:出版者,出版年起止页码[7]钟文发非线性规划在可燃毒物配置中的应用[A]赵炜运筹学的理论与应用——中国运筹学会第五届大会论文集[C]西安:西安电子科技大学出版社,D:报纸文章[序号]主要责任者文献题名[N]报纸名,出版日期(版次)[8]谢希德创造学习的新思路[N]人民日报,1998-12-25(10)E:电子文献[文献类型/载体类型标识]:[J/OL]网上期刊、[EB/OL]网上电子公告、[M/CD]光盘图书、[DB/OL]网上数据库、[DB/MT]磁带数据库[序号]主要责任者电子文献题名[电子文献及载体类型标识]电子文献的出版或获得地址,发表更新日期/引用日期

研究昆虫控制的文章Athenix and Monsanto Announce Collaboration on Research for Insect ControlRESEARCH TRIANGLE PARK, NC and ST LOUIS, June 20 /PRNewswire-FirstCall/ -- Athenix C and Monsanto Company today announced they have entered into a three-year research collaboration for insect control on a key class of insects that affects a number of Monsanto's major crops of Financial terms of the agreement were not "We are pleased to work with the market leader in crop genetics to bring our technical capabilities to commercialization," said Mike Koziel, chief executive officer for A "Working with Monsanto to discover novel genes for controlling insect pests increases options for farmers and allows Athenix to demonstrate the power of its integrated discovery platforms for new biotech traits," said Nick Duck, vice president of research at A Athenix will apply its expertise in microbial screening and genomics to facilitate gene discovery intended to help protect crops such as cotton, soybeans and corn against a common class of insects known as H Hemipteran insects include Lygus, a pest of cotton, and stinkbug, a pest of "This collaboration will work to offer an essential benefit to our farmer customers by providing insect protection in crops such as corn, cotton and soybeans against the piercing and sucking Insect tolerant crops allow growers to spray less pesticide, making their operations more efficient and at the same time stewarding the environment," said Robert T Fraley, PD, Monsanto executive vice president and chief technology "We're excited to collaborate with Athenix to help broaden grower's options for insect " About Athenix: Athenix is a leading biotechnology company that develops novel products and technologies for agricultural and industrial applications, including biofuels and Athenix has established an outstanding intellectual property portfolio and market access ability around enhanced plants, microbes, genes, enzymes, and processes with emphasis on two major markets: 1) novel agricultural traits for growers such as insect resistance, nematode resistance, herbicide tolerance, and their use for the crop production industry; and 2) the discovery of genes and proteins for use in the sustainable chemical industry with a focus on biofuels like ethanol and other natural Biological control of locusts New weapons for old enemiesDuring the 1988 desert locust plague, swarms crossed the Atlantic from Mauritania to the Caribbean, flying 5 000 kilometres in 10 Scientists were stumped because migrating swarms normally come down to rest every But locusts can’t swim, so how could it be? It turned out that the swarms were coming down at sea – on any ships they could find, but also in the water The first ones in all drowned but their corpses made rafts for the other ones to rest Since the dawn of agriculture more than 10 000 years ago mankind has had to deal with a resourceful and fearless enemy, Schistocerca gregaria, the desert Normally loners, every so often these natives of the deserts from West Africa to India turn into vast, voracious swarms that leave hunger and poverty behind them wherever they Throughout history, farmers and governments have made attempts to repel the bands and swarms of locusts by collecting insects, creating noise, making smoke and burying and burning the But all of this had little With swarms sometimes extending for hundreds of kilometres, and containing billions of individuals, they conquered by sheer force of Health concernsIt has long puzzled humans where these animals came from and where they Only in the mid-20th century was it realized that the light brown solitary desert-dwelling insect was the same species as the red and yellow locusts of the Only when its biology was understood and chemical pesticides and aerial spraying became available a few decades ago, could efforts be made to control the But large-scale pesticide use also raised real concerns for human health and the On the seventh-floor Emergency Centre for Locust Operations (ECLO) at FAO Headquarters in Rome, Keith Cressman, FAO's locust forecaster, checks current environmental conditions and locust population data from the three computer screens on his The last big locust upsurge ended early in 2005 and the current alert level is green or The experts at FAO’s ECLO are readying to fight the next round in the age-old battle against locusts – wherever and whenever that may “The next time,” says Cressman, “we’ll fight with new tools” New bio-control agents Recent advances in biological control research, coupled with improved surveillance and intelligence, could make a big difference when the next round in the battle is Such products could make it possible to sharply reduce the amount of chemical pesticides One promising avenue is research currently under way at the International Centre for Insect Physiology and Ecology (ICIPE) in N An ICIPE team headed by a Zanzibar-born chemical ecologist, Ahmed Hassanali, has identified and synthesized a specific locust pheromone, or chemical signal, that can be used against young locusts with devastating Phenylacetonitrile, or PAN for short, normally governs swarming behaviour in adult males who also use it to warn other males to leave them in peace while they But, Hassanali found it has startlingly different results on juvenile wingless locusts, known as Hopper bandsJust as adult locusts form swarms, hoppers will, given the right conditions, stop behaving as individuals and line up in marauding bands up to 5 kilometres They are only slightly less voracious than adults, who eat their own weight of food every In three separate field trials – the most recent in Sudan last year – Hassanali’s team showed that even minute doses of PAN could stop hopper bands dead in their tracks and make them break PAN caused the insects to resume solitary Confused and disoriented, some lost their appetite altogether, while others turned cannibal and ate one Any survivors were easy prey for What makes PAN particularly attractive is that the dose needed is only a fraction – typically less than 10 millilitres per hectare – of the quantities of chemical or biological This translates into substantially lower costs – 50 cents per hectare as opposed to US$12 for chemical pesticides and $15-20 for other bio-control That is clearly a major consideration in the countries in the front line – many of them among the world’s Green Muscle A different, but also highly effective biological approach is Green Muscle ®, a bio-pesticide developed by the International Institute for Tropical Agriculture’s biological control centre in Cotonou, Benin, and manufactured in South A Green Muscle ® contains spores of the naturally occurring fungus Metarhizium anisopliae acridum, which germinate on the skin of locusts and penetrate through their The fungus then destroys the locust's tissues from the This is definitely not good news for locusts, but the fungus has no effect on other life A product similar to Green Muscle ® is already successfully used in Australia, but the latter's introduction in Africa and Asia is being slowed by several These include a need for further large-scale trials, official approval of the product in several countries, and a relatively short shelf-life in its normal ready-to-spray liquid One drawback is that it takes days to kill the It is also relatively expensive and large-scale production would need to be A solution would be to store the product in powder form and dilute it just before Hassanali’s team has also shown that, if used in combination with a small amount of PAN, only a quarter of the normal dose of Green Muscle ® is Insect Growth RegulatorsAlso being readied for the modern locust fighter’s armoury is a class of products known as Insect Growth Regulators, or IGRs, which influence the ability of hoppers to moult and grow They have no direct toxic effects on IGRs are effective for several weeks after application and can be used in so-called barrier In this method only narrow swathes of the product are applied, perpendicular to the direction of the marching hopper Only 10 percent of the amount used in blanket treatment is After marching over one or two barriers the hoppers absorb enough product to die while As with PAN and Green Muscle ®, however, IGRs need to be aimed at locusts at an early stage in their lives, before they take to the That, in turn, requires an advanced level of surveillance and intelligence-gathering to make sure that any locust concentrations are nipped in the eLocust2Although back at ECLO Keith Cressman has satellites, computers and mathematical models at his disposal, the weak link in the chain has been the time it takes to get good information from the The mobile ground teams whose job it is to keep tabs on locust populations have to work in some of the world’s remotest, hottest and sometimes (for environmental and security reasons) most hostile A week or more might go by before a report from, say, the central Sahara, reached Cressman’s By that time the locusts – “They don’t need visas,” he says – would quite likely have moved to another country or continent This will soon change Field teams are now being issued with special hand-held devices to record vital locust and environmental data and relay them back to their own headquarters and on to Rome in real Developed by the French Space Agency CNES, the eLocust2 device is able to bounce the information off communications satellites and have the data arrive in the National Locust Control Centre in the affected country a few minutes later, from where they are passed on to Cressman for In case of unusually heavy hopper concentrations, immediate action can be taken to make sure that the locusts never grow old enough to Back to the fieldWriting in Science magazine, locust expert Martin Enserink gave the following graphic description of a locust population gone out of control:“On a beautiful November morning (in Morocco) it’s clear, even from afar, that something’s terribly wrong with the trees around this tiny They are covered with a pinkish-red gloss, as if their leaves were changing "As you get closer, the hue becomes a wriggling mass; a giant cap of insects on every tree, devouring the tiny Get closer still and you’ll hear a soft drizzle: the steady stream of locust droppings falling to the ” Such nightmare visions, and locust plagues with them, may one day be a thing of the

可以在维普里面找;具体方法是:1、首先在百度上搜索“维普”,找到维普官网,点击进入官网。2、进入“维普”官网之后,在检索框下面,有一个选择列表,有“标题/关键词、作者、机构、刊名”四个选项,根据自身需要选择一个。现在以“标题/关键词”为例,在检索框输入“昆虫”,点击“检索”按钮。3、在检索结果列表中,找到自己需要的文章,点击文章标题。4、在出现的新页面,点击“下载”即可下载全文。

这个比较多 维普 万方 知网 都不错 还有 豆丁 文库 也有一些 有些事收费的 有些事免费的 如果在学校 一般 图书馆 会有 免费 入口的希望 对你 有帮助

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