搜索筛选:
搜索耗时2.5874秒,为你在为你在102,285,761篇论文里面共找到 558 篇相符的论文内容
类      型:
[期刊论文] 作者:Xiaodong Yang,Yanxin Long,Binoy Sarkar,Yan Li,Guanghui Lü,Arshad Ali,Jianjun Yang,Yue-E.Cao, 来源:林业研究(英文版) 年份:2021
Soil microorganisms and physicochemical prop-erties are considered the two most influencing factors for maintaining plant diversity.However,the operational mech-anisms and which factor is the most influential manipulator remain poorly under......
[期刊论文] 作者:Dembélé,F. L. Diakité,B. Coulibaly,L. N. Sidibé,A. K. Doumbia,O. Coulibaly,P. Togo,G. Dembélé,A., 来源:儿科学期刊(英文) 年份:2021
Malnutrition is a major public health problem in Mali, along with the country’s political and security instability. We initiated this work with the objective of determining the frequency as well as the risk factors favoring the occurrence ......
[期刊论文] 作者:GUO Xiao-hong,LAN Yu-chen,XU Ling-qi,YIN Da-wei,LI Hong-yu,QIAN Yong-de,ZHENG Gui-ping,LüYan-dong, 来源:农业科学学报(英文) 年份:2021
Soil salinity and alkalinity can inhibit crop growth and reduce yield, and this has become a global environmental concern. Combined changes in nitrogen (N) appl...
[期刊论文] 作者:Pol Masclans Abelió,Vicente Medina Iglesias,M.Antonia de los Santos López,Jesús (A)lvarez-Flórez, 来源:环境科学与工程前沿 年份:2021
In this work three fuel consumption and exhaust emission models,ADVISOR,VT-MICRO and the European Environmental Agency Emission factors,have been used to obtain...
[期刊论文] 作者:Pedro Henrique de Godoy Fernandes,Andréa Lúcia Teixeira de Souza,Marcel Okamoto Tanaka,Renata Sebastiani, 来源:森林生态系统:英文版 年份:2021
Background:Nutrient cycling in tropical forests has a large importance for primary productivity,and decomposition of litterfall is a major process influencing n...
[期刊论文] 作者:Jingli Yang,Da Yang,Wanqiu Lü,Xin Zhang,Miaomiao Ma,Guifeng Liu,Jing Jiang,Chenghao Li, 来源:林业研究(英文版) 年份:2021
Betula platyphylla is a native tree species in northern China that has high economic and medicinal value. We developed an efficient protocol for the induction o...
[期刊论文] 作者:zel,Sükrü Teoman Güner,Mehmet Türkkan,Selda Akgül,?zdemir Sentürk, 来源:林业研究(英文版) 年份:2021
The determination of site productivity in forest ecosystems plays a crucial role in resource management.This study was carried out to identify relationships bet...
[期刊论文] 作者:HMC Shantha Kumara,Hiromichi Miyagaki,Sajith A Herath,Erica Pettke,Xiaohong Yan,Vesna Cekic,Richard L, 来源:世界胃肠肿瘤学杂志:英文版(电子版) 年份:2021
BACKGROUND MMP-2 also known as gelatinase A and MMP-7(matrilysin)are members of the zinc-dependent family of MMPs(Matrix metalloproteinase).MMP-2 and MMP-7 are remodeling enzymes that digest extracellular matrix;MMP-2 is extensively express......
[期刊论文] 作者:Paulin Nyadjeu,Doriane Divine Mane Yemdjie,Noël Arlette Tamko Ndjuissi,Ghislain Nguimdop Nguenang,Nesrine, 来源:食品与营养科学(英文) 年份:2021
Nutrition is the main factor determining the potential of farmed fish to exhibit their growth capacity as a function of the protein content and certain additives contained in their diet. Thus, the present study was conducted to assess dieta......
[期刊论文] 作者:Wentao Luo,Xiaoguang Wang,Karl Auerswald,Zhengwen Wang,Michael I.Bird,Christopher J.Still,Xiao-Tao Lü, 来源:植物生态学报(英文版) 年份:2021
植物群落中C3和C4植物的比例和组成对诸多生态系统过程具有重要影响.解析C3和C4植物碳同位素的环境驱动过程与调控因子,对于从土壤碳同位素的角度来预测C3/C4植被比和组成具有重要意义.本研究旨在评估草原植物碳同位素特征的种内变异将如何影响C3和C4植物的碳同......
[期刊论文] 作者:Dariusz STRZY(Z)OWSKI,El(z)bieta GORCZYCA,Kazimierz KRZEMIE(N),Miros(l)aw (Z)ELAZNY, 来源:山地科学学报(英文版) 年份:2021
Strong wind events frequently result in creating large areas of windthrow,which causes abrupt environmental changes.Bare soil surfaces within pits and root plates potentially expose soil to erosion.Absence of forest may alter the dynamics o......
[期刊论文] 作者:Soudré Sandrine Marie-Odile Bobilwindé,Napon Fahosiata,Zoungrana Steve Léonce,Ouattara Zanga Damien,Koura, 来源:肠胃病学期刊(英文) 年份:2021
Introduction...
[期刊论文] 作者:Wend Dolean Arsène Ilboudo,Issaka Ouedraogo,Windé Nongué Daniel Koumbem,Pèlèga Florent Kieno, 来源:能源与动力工程(英文) 年份:2021
This work focuses on modeling the impact of desert aerosols on a mini central solar photovoltaic (PV). Our studied physical model is comparable to a multilayer. We have described and discretized the mathematical equations which govern the p......
[期刊论文] 作者:袁源(摘译),郑武洪(审校),Chouchana L,Beeker N,Garcelon N,Rance B,Neuraz A, 来源:中华高血压杂志 年份:2021
血管紧张素受体阻滞药(angiotensin receptor blocker,ARB)、血管紧张素转换酶抑制药(angiotensin-converting enzyme inhibitor,ACEI)或其他降压药对新型冠状病毒疾病(coronavirus disease 2019,COVID-19)患者治疗中的作用存在争议。本研究旨在探究降压药暴露......
[期刊论文] 作者:赵杰l,杜志敏,刘尧,梁晓飞,陈俐,康振生, 来源:植物病理学报 年份:2021
引起小麦叶锈病的小麦叶锈菌(Puccinia triticina)是转主寄生菌,其转主寄主主要为唐松草属(Thalictrum)种类,也包括扁果草属(Isopyrum),牛舌草属(Anchusa),铁线莲属(Clematis...
[期刊论文] 作者:Ji Qi,Huan Liu,Ming Feng,Hang Xu,Haiwei Liu,Chen Wang,Aopei Wang,Weiming Lü, 来源:能源化学 年份:2021
The perovskite transition metal oxide (TMO) has been considered in electrocatalysis for the modern clean energy technologies as its high electrochemical activit...
[期刊论文] 作者:Mehdi Shahedi Asl,Abbas Sabahi Namini,Seyed Ali Delbari,Quyet Van L,Mohammadreza Shokouhimehr,Mohsen, 来源:自然科学进展·国际材料(英文) 年份:2021
Sintering behavior of ZrB2 ceramic with nano-sized SiC dopant was studied.ZrB2-25 vol% nano-sized SiC was selected as the starting mixture to fabricate the compo...
[期刊论文] 作者:Jing L,Zhuo-Qi Liu,Wei Guo,Mu-Juan Guo,Shi-Min Chen,Chun-Xiao Yang,You-Jun Zhang,Hui-Peng Pan, 来源:中国昆虫科学(英文版) 年份:2021
RNA interference(RNAi)techniques have emerged as powerful tools that facili-tate development of novel management strategies for insect pests,such as Henosepilac...
[期刊论文] 作者:Wei Guo,Zhuoqi Liu,Jiaqi Yu,Jing Lü,Xiaoguo Jiao,Lan Kong,Chunxiao Yang,Huipeng Pan, 来源:园艺学报(英文版) 年份:2021
Henosepilachna vigintioctopunctata is an emerging horticultural pest of Solanaceae plants in Asia.Here,we employed transcriptome sequencing of three female and...
[期刊论文] 作者:Mujtaba HUSNAIN,Malik Muhammad Saad MISSEN,Nadeem AKHTAR,Micka(e)l COUSTATY,Shahzad MUMTAZ,V.B.Surya, 来源:计算机科学前沿 年份:2021
Sentiment lexicons (SL) (aka lexical resources) are the repositories of one or several dictionaries that consist of known and precompiled sentiment terms.These lexicons play an important role in performing several different opinion min-ing ......
相关搜索: