birds相关论文
Plasma levels of luteinizing hormone and prolactin in relation to double brooding in Great Tit(Parus
The reproductive behaviors of birds are mainly controlled by the hypothalamus-pituitary-gonad axis.Many studies have sho......
Studies of biodiversity dynamics have been cast on either long(systematics)or short(ecology)time scales,leaving a gap in......
Plastic waste and debris have caused substantial environmental pollution globally in the past decades, and they have bee......
Development and postnatal neurogenesis in the retina:a comparison between altricial and precocial bi
The visual system is affected by neurodegenerative diseases caused by the degeneration of specific retinal neurons, the ......
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Measurement of Hg Isotope ratios in bird feathers to assess the impact of local mercury contaminatio
Bioaccumulation of methylmercury through food chains is of great concern due to health risks associated with high levels......
In many birds,males and females cannot be distinguished from each other based on their external features.Particularly,ja......
Microscopic Anthropogenic Particles in Terrestrial Birds from Shanghai,China:not only Plastics but a
The level of contamination by microscopic anthropogenic litter(0.5-5 mm)in terrestrial ecosystems is not well understood......
Application of capillary GC for the determination of polybrominated diphenyl ethers in biotic system
Within this study we focused on the group of polybrominated diphenyl ethers (PBDEs), which are extensively used as flame......
Each and all attracts me not only because of the beautiful scenes Emerson describes but also the philosophical ideas. In......
Enzymes which are biological catalyst composed of amino acids with minerals and vitamins. The use of enzymes has many be......
Nestedness is an important pattern frequently reported for species assemblages on islands or frag-mented systems.However......
Nestedness is an important pattern frequently reported for species assemblages on islands or fragmented systems.However,......
英语里的名词按其所表示的事物的性质共分为可数名词和不可数名词两大类。可数名词又有单数和复数之分,复数形式通常是在单数名词......
A.定语从句与同位语从句的区别The news that he told us is true.(1) The news that he won the match is true.(2) 此二句中,关......
一举两得Km tw0 birds with 0ne stOne 六m1呗鱼 It rians cats and dogs. 打草惊蛇Wake a sleepingwolf.与动物相关的英语成语(初......
Abizarre bird-like dinosaur recently discovered by paleontologists with the CAS Institute of Vertebrate Paleontology and......
Hepatitis B virus lineages in mammalian hosts:Potential for bidirectional cross-species transmission
The hepatitis B virus(HBV)is a cosmopolitan infectious agent currently affecting over 350 million people worldwide,prese......
形容词与副词的比较级除了用than结构外,还常有于以下几种固定结构。1.比较级+and+比较级结构,意为“越来越……”。例如: The ea......
<正> The Chinese river dolphin (Lipotes vexillifer Miller) is one genus of the most rarely aquatic mammals. It lives in ......
许多人喜欢看英语幽默,因为它既可以锻炼你的英语水平又可以让你会心一笑,何乐而不为呢?可有些人却对英语幽默的内涵了解甚少,这......
A.at sixes and sevens乱七八糟据《牛津英汉词典》中说,这条成语来自掷骰子。最初的形式是to set on cin-que and six(法语)“五......
太阳升起,满天欢喜;快乐的钟声敲响,迎接春光;云雀和画眉,林丛中的百禽,和着快乐的钟响喝得更加嘹亮,这时候我们游戏在荡着回声的......
Ⅰ.单词拼写根据句意和首字母提示,写出句中空缺处各单词的正确形式。(每空只写一词)。1.The most recent survey of rare birds ......
【正】 Chlorfluazuron is a new insecticide withhigh effectiveness,low toxicity,low residueand environmental friendliness......
The lack of refined spatial detail on bird distribution in China has hindered further research due to the large geograph......
Somewhere over the rainbow,way up high.There’s a land that I’ve heard of once in a lullaby.Somewhere over the rainbow,......
中国的编结工艺有着悠久的历史,民间艺人们用当地特有的竹柳藤草制成的精美奇特的生活用品和装饰品,在海内外受到广泛的赞誉。
Ch......
The kite, the oldest power-free flight vehiclethat human beings have invented, was called kiteeagle in ancient China. Th......
The Wuzhu Ancient Town is a group building.It is built up according to historical clue.The town,imitating the ancient on......
广西富川县朝东镇的秀水“进士村”昔日进士辈出,如今人才更是层出不穷。多年来,小村几乎年年有人考上清华、北大等名校。
Guangx......
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It is generally believed that Chinese invented the kite which represents their pursuit of better life. Inspired by flyin......
My home town is in the center of Xuzhou which was a quiet and beautiful place.In the past,there were many animals.They w......
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I am a girl,really a poor girl. I don’t mean I have no money. I mean I don’t have enough free time to play. Every day ......
Hello,everyone!My favorite animal is a cat.Her name is Kitty.She is only two years old.She is black and white.She has tw......
今天阳光明媚,Amy和John在河边钓鱼。突然鱼竿动了动。“太棒了!哇,好重啊!一条大鱼!这条鱼可真大呀!”Amy高兴地喊着。“啊!鱼太......
It had to happen.Fast food has crept into every facet of life in China,but one area of culinary delight was thought too ......
LANGZHONG in Sichuan Province has been called a fairyland since it came into being 2,300 years ago. One of the best pres......
I have been to many places but am most impressed by the Qionghai Lake in Xichang, Sichuan Province. Xichang is more cite......
AT the very spot where the Xijiang and Pengjiang rivers converge, with Yandun and Penglai mountains either side, Jiangme......
Hexafluoropropylene oxide(HFPO) oligomers are toxic,bioaccumulative,and persistent organic pollutants(POPs).Consuming th......
