搜索结果: 1-15 共查到“理学 insect”相关记录18条 . 查询时间(0.104 秒)
南京农业大学农学院《Plant Physiology》发表万建民院士团队“Phytochrome B mediates dim-light-reduced insect resistance by promoting the ethylene pathway in rice”（图）
万建民 水稻褐飞虱 基因
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2023/10/28
褐飞虱是水稻生产中最严重的害虫。褐飞虱通过针状口器刺入水稻叶鞘组织吸食韧皮部汁液，造成水稻严重减产甚至绝收。种植抗性品种是综合防控褐飞虱的基础。然而植物抗病虫性通常受光照、温度和湿度等环境因素的影响，在一定程度上制约了抗性基因的有效利用。如采用密植的栽培方式是当前许多作物增加单位面积产量的重要途径，但是密植通常会导致冠层以下的植株部分光照不足而产生庇荫反应，易滋生各类病虫害，虽然这种现象普遍存在，...
《Insect Science》（图）
Insect Science 昆虫学
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2022/5/26
Insect Science（英文版，双月刊）是我国唯一的SCI源昆虫学学术期刊，于1994年创刊,由中国昆虫学会和中国科学院动物研究所共同主办,中国科学院动物研究所与国际著名出版商Wiley-Blackwell合作出版。登载有关昆虫分子生物学、生理学、生化与毒理学、生态学与害虫综合治理、行为与社会生物学和系统与进化学等昆虫学各分支学科的英文原始研究论文、简报和综述等。以发表昆虫在分子、基因、生理...
Artificial echoes and insect synthesizers（图）
人工回声 昆虫合成器 昆虫摄食行为
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2023/5/18
Two recent papers uncover the technological practices that brought human speech and insect feeding behavior under electro-acoustic control in the mid-20th century.
Like matryoshka dolls: One insect species introduced decades ago to a small island had an effect on several insect populations
insect bacterial symbiont genetic ecological system
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2021/8/5
Researchers thought 30 years ago that they just introduced some Glanville fritillary butterfly larvae on a small island in the Åland islands, Finland. Little did they know that within the butterf...
Unsure how to help insect declines? Scientists suggest some ways（图）
insect declines sound the alarm
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2021/2/5
Entomologist Akito Kawahara's message is straightforward: We can't live without insects. They're in trouble. And there's something all of us can do to help.Kawahara's U.S. National Science Founda...
Study finds that insect shows promise as a sustainable protein source（图）
insect promise sustainable protein source
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2020/9/11
With global food demands rising at an alarming rate, a study led by scientists at Indiana University—Purdue University Indianapolis has found new evidence that a previously overlooked insect...
Insect Science影响因子2.710——国际昆虫学领域排名第10位（图）
Insect Science 影响因子 2.710 国际昆虫学 排名 第10位
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2019/6/28
2019年6月20日科睿唯安发布期刊引证报告(JCR)，Insect Science影响因子2.710，在98种国际昆虫学期刊中排名第10位。Insect Science通过出版学术专集与学术专栏，吸引优质稿源。2017年第6期出版专集Plant-insect-microbe interactions，专集全文免费下载。2019年6月即将出版专集Insect Genome Editing。
Researchers Show How Insect Food Choice Can Be Manipulated（图）
Researchers Insect Food Choice Manipulated
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2017/12/19
Researchers at the University of California, Riverside have found a way to access and manipulate taste neurons in the pharynx (throat) of the common fruit fly that could help control the spread of mos...
Synthetic material acts like an insect cloaking device（图）
Synthetic material acts insect cloaking device
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2017/11/23
Synthetic microspheres with nanoscale holes can absorb light from all directions across a wide range of frequencies, making them a candidate for antireflective coatings, according to a team of Penn St...
Plant 'smells' insect foe,initiates defense（图）
plant smells insect foe defense
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2017/9/5
It cannot run away from the fly that does it so much damage, but tall goldenrod can protect itself by first "smelling" its attacker and then initiating its defenses, according to an international team...
Insect battles provide clues to evolution
Insect battles evolution
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2016/9/29
The seemingly peaceful atmosphere in an organic garden on the University of Florida campus belies the battles happening among many of its tiniest inhabitants -- the insects. For entomologist Christine...
Leaf chewing links insect diversity in modern and ancient forests
Leaf chewing links insect diversity modern and ancient forests
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2014/5/13
UNIVERSITY PARK, Pa. -- Observations of insects and their feeding marks on leaves in modern forests confirm indications from fossil leaf deposits that the diversity of chewing damage relates directly ...
UQ research breathes new life into insect evolution
new life insect evolution climate change
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2009/9/28
As humans face the challenges of a climate change, one UQ researcher is turning to the insect world for some clues to adapting to a changing environment.The UQ Foundation Research Excellence Awards ha...
植物凝集素及其在抗虫植物基因工程中的应用Plant Lectin and Its Application in Insect-Resistant Plant Genetic Engineering
植物凝集素 糖结合活性 抗虫植物基因工程
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2007/12/29
植物凝集素是一类具有特异糖结合活性的蛋白，具有一个或多个可以与糖或寡聚糖特异可逆结合的非催化结构域。其糖结合活性是针对外源寡糖，参与植物的防御反应。本文综述了有关植物凝集素分子生物学的研究进展，介绍了植物凝集素的分类、糖结合特性、近年来有关植物凝集素蛋白晶体结构的研究，及其与糖结合能力相关的生物学功能。并对植物凝集素在抗虫植物基因工程中的应用现状及发展前景做了阐述。
New York’s state insect, the nine-spotted lady beetle, rediscovered in eastern U.S. after 14 elusive years（图）
entomology
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2007/4/19
April 17, 2007，With habitat loss, pollution and climate changes, many creatures around the world are in decline. But Cornell researchers believe that the rediscovery of New York state’s official insec...