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Floristic composition and structure of the Kibate Forest along environmental gradients in Wonchi,Sou
Dry evergreen montane forests in Ethiopia are severely threatened.The status of species composition and structure of for......
The growth and reproduction of rice leaffolder,Cnaphalocrocis medinalis,fed on an artificial diet were studied.The resul......
A voltammetric enzyme-linked immunoassay based on a new system of ODA-H2O2-HRP has first been developed and used in the......
The great history and lineage of satire in China is online and en masse, but there are a special few who can really capt......
Potential influence of carbohydrate and amino acid intake by adults on the population dynamics of Cn
Cnaphalocrocis medinalis is a key lepidopteran pest of rice. However, little is known about the nutritional requirements......
With the development of metropolitan regions and the appearance of urban agglomerations, cities have been more closely r......
Recently, copper has been successfully produced under the secondary copper smelting project with an annual capacity of 3......
Role of soluble factors and three-dimensional culture in in vitro differentiation of intestinal macr
AIM: To examine the factor(s) involved in differentiation of intestinal macrophages (IMACs) using a recently established......
BACKGROUND: Non-alcoholic fatty liver disease (NAFLD), as conventionally recognized, is a metabolic disorder largely con......
In order to investigate the inhibition effect of Tat protein, an HIV-1 encoding transactivator, on HIV-1 replication, M......
CD59 may inhibit the cytolytic activity of complement by binding to C8/C9 and protect host cell membranes against homolo......
At present,most of the students have difficulty in English reading,such as reading slowly,low comprehension and so on.In......
Regulation of drug metabolism and toxicity by multiple factors of genetics,epigenetics,lncRNAs,gut m
Variations in drug metabolism may alter drug efficacy and cause toxicity;better understanding of the mechanisms and risk......
China’s Poverty Alleviation Operations Author:Huang Chengwei Price:RMB 118Paperback,240 pages Published by China Interc......
Polymorphisms of MTHFR and susceptibility to oesophageal adenocarcinoma in a Caucasian United Kingdo
AIM:To identify if methylene tetra-hydrofolatereductase(MTHFR)C677T polymorphisms are associated with oesophageal adenoc......
【目的】评价转cry1Ab/Ac基因抗虫水稻（华恢1号,HH1）对非靶标害虫褐飞虱Nilaparvata lugens（St？l）及其2种天敌（蜘蛛和黑肩绿盲蝽Cyrtorhi......
The study has established the F2 offspring obtained by crossing salt-tolerant with salt-sensitive alfalfa, and appraised......
A high throughput rice DNA mini-preparation method was developed. The method is suitable for large-scale mutant bank scr......
The mechanism underlying overwintering death in poplar:the cumulative effect of effective freeze-tha
We analyzed the relationships linking overwintering death and frost cracking to temperature and sunlight as well as the ......
The Changing Trends of HIV/AIDS in An Ethnic Minority Region of China: Modeling the Epidemic in Lian
Objective This study was to investigate the HIV current situation in Liangshan prefecture, in order to predict prevalenc......
Understanding the characteristics and predicting the popularity of the newly published online videos can provide direct ......
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The reactive crystallization process of dexamethasone sodium phosphate was investigated in a continuous mixed-suspension......
为确定早熟型冬小麦品种中麦8号在高肥力田达到最佳群体质量时合理的氮磷肥施用量和适宜的种植密度,采用两因素裂区试验设计,主区......
规模化种养凤眼莲修复湖泊富营养化水体己在滇池取得初步成效.为了研究凤眼莲规模化种养种群扩繁特征与规模化种养凤眼莲对湖泊富......
霍尔是英国伯明翰学派的奠基人、领导者,该学派思想的开拓者以及思想的集大成者。他为该学派的理论向纵深发展作出了卓越的贡献。......
异叶泽兰属于菊科泽兰属,是该属分布海拔相对较高的植物,分布在青藏高原东部和横断山海拔1700~3000 m的地区。该文利用ycf6-psbM和......
利用叶绿体基因(rbcL和trnS-G)及核糖体DNA内转录间隔区(ITS),对祁连山区狭域分布的特有物种黑虎耳草8个居群(115个个体)进行遗传......
（1）悖论的提出及它的统计数字的表达式．（2）在显著性实验下，该悖论的可靠性分析．...
【目的】研究寡聚糖激发子对毛白杨愈伤组织抗杨树溃疡病菌的诱导作用。【方法】分别采用筛选出降解杨树溃疡病菌丝体、壳聚糖、果......
为分析区域人口对交通建设的影响,提出了一种基于对数函数的交通与人口相关性分析方法。利用交通网络密度、交通干线影响度、区位......
随着现代大众文化的兴起和电子传媒的发达，对文学经典的重释，出现了一种新的阐释方式——电子传媒的图像化方式。这种方式在后现代观......
毛乌素沙地臭柏群体是一个生态过渡带。为了进一步阐明分子变异和基因流与生境或生态过渡带的联系，应用RAPD标记开展了臭柏群体的分......
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目的了解四川省某综合型大学非医学专业大学生培训前对急救知识知晓情况、培训意愿和培训后对急救技能掌握程度。方法采用分层整群......
在74条样带436.872 hm2面积上进行野外调查,对黑龙江穆棱东北红豆杉自然保护区内天然东北红豆杉种群数量、种群分布与生态因子的相......
在中、高放牧强下黑麦草分蘖密度略有下降，而在低放牧强度下则有所上升。白三叶枝条密度受放牧强度影响较小。秋季的重牧使黑麦草分......
灰白蚕蛾（Ocinara variana）是榕属（Ficus）植物的重要害虫，在广州地区每年发生6代。在室温条件下（25—27℃）。卵、幼虫、蛹、成虫的历期分......
2001年2月到2002年7月，对湖北省梁子湖黄颡鱼的胃部寄生蠕虫进行了调查，共发现4种寄生蠕虫，即：黄颡前驼形线虫（Procamallanus fulvidrac......
应用RAPD标记分析了广东阳春八甲镇猪血木Euryodendron excelsumH.T.Chang种群全部14个个体的遗传变异和进化关系.23个引物共检测......
在分析了相邻耦合自旋链后，提出了一种求解使量子信息在链中完美传输的耦合强度的方法，并用Groebner基分析的方法得到了耦合强度的所......
The mechanism underlying overwintering death in poplar:the cumulative effect of effective freeze-tha
We analyzed the relationships linking overwintering death and frost cracking to temperature and sunlight as well as the ......
对自发呈报的不良反应发生率的内涵进行了剖析。简要介绍了不良反应发生率的计算，。总结了判断不良反应的依据及有效性分析方法。详......
羊草和寸草苔均是典型的无性系植物.在松嫩平原水淹恢复演替过程中,从5个大小不同的羊草无性系斑块的中心至外围,羊草分蘖株的数量......
笔者提出一种基于模糊控制器的自适应文化优化算法，利用模糊控制器调整参数β，改变个体在进化中的个数，使文化算法得到了优化。在测试......
利用SRAP标记对来自西藏境内的4个光核桃自然居群的遗传多样性和群体遗传结构进行了分析和评价。选用20对引物对4个居群的70份材料......
选用超级杂交稻组合Ⅱ优明86，研究双季稻区中稻蓄留再生稻不同种植密度对其群体发育的产量的影响。结果表明，种植密度为24．43万蔸／hm^2......
为探索三化螟种群时间格局并为预测建模提供信息,对常德市鼎城区1960～1990年三化螟冬后及各世代幼虫高峰虫量的时间序列资料进行了......
[目的]探讨优质高产油菜新品种杂双2号的最佳栽培密度。[方法]设计4个不同栽培密度（12.0万、19.5万、27.0万、34.5万株/hm2）,进行杂......
