搜索页_+Nitrogen+to+phosphorus+ratio

常用资源

电子图书

期刊论文

学位会议

外文资源

特色专题

内部出版物

中国地质文献-英文(2)	SpringerLink电子期刊(982)	NATURE电子期刊(21)	Elsevier电子期刊(1159)
Wiley电子期刊(31)	ProQuest学位论文(8)	GSW全文库(1)	ACS电子期刊(53)

在“Elsevier电子期刊”中，命中：1,159条，耗时：0.0719642 秒

在所有数据库中总计命中：2,257条

1.Factors affecting on hythane bio-generation via anaerobic digestion of mono-ethylene glycol contaminated wastewater: Inoculum-to-substrate ratio, nitrogen-to-phosphorus ratio and pH

作者：Ahmed Elreedy^a ; ^b ; ^{elreedy.a.aa@m.titech.ac.jp" class="auth_mail" title="E-mail the corresponding author} ; ^{ahmed.elreedy@ejust.edu.eg" class="auth_mail" title="E-mail the corresponding author} ; Manabu Fujii^a ; Ahmed Tawfik^b ; ^{ahmed.tawfik@ejust.edu.eg" class="auth_mail" title="E-mail the corresponding author}

关键词：Mono-ethylene glycol ; Hydrogen and methane ; Nitrogen-to-phosphorus balance ; Regression model ; Energy recovery

刊名：Bioresource Technology

出版年：2017

2.Using a nitrogen-phosphorus ratio to identify phosphorus risk factors and their spatial heterogeneity in an intensive agricultural area

作者：Hezhen Lou^a ; Shengtian Yang^a ; Changsen Zhao^a ; ^{hzjohnson2003@163.com} ; Zhiwei Wang^a ; Liuhua Shi^b ; Linna Wu^a ; ^c ; Guotao Dong^d ; Mingyong Cai^e ; Fanghua Hao^f ; Ying Sun^g

关键词：N ; P ratio ; Phosphorus risk ; Spatial heterogeneity ; Remote sensing

刊名：CATENA

出版年：2017

3.Shifts in growth and competitive dominance of the invasive plant Alternanthera philoxeroides under different nitrogen and phosphorus supply

作者：Haijie Zhang^a ; ¹ ; Ruiying Chang^a ; ^b ; ¹ ; Xiao Guo^c ; ^d ; Xiaoqin Liang^a ; Renqing Wang^a ; ^c ; ^e ; Jian Liu^a ; ^{ecology@sdu.edu.cn} ; ^{ecologyliu@qq.com}

关键词：Alligator weed ; Biomass ; Nutrient ; N/P ratio ; Relative dominance index

刊名：Environmental and Experimental Botany

出版年：2017

4.Mass balance analyses of nutrients on California dairies to evaluate data quality for regulatory review

作者：Christine M.F. Miller ; Patricia L. Price ; Deanne Meyer ; ^{dmeyer@ucdavis.edu}

关键词：WDR ; waste discharge requirements ; RB5 ; California Regional Water Quality Control Board ; Central Valley Region (5) ; N ; Nitrogen ; P ; Phosphorus ; K ; Potassium ; N-Ratio ; ratio of N-applied to N-removed ; PWW ; process waste water ; SM ; solid manure ; CVDRMP ; Central Valley Dairy Representative Monitoring Program ; ASABE ; American Society of Agricultural and Biological Engineers ; TDS ; Total Dissolved Solids

刊名：Science of The Total Environment

出版年：2017

5.Estimating the contribution of nitrogen and phosphorus to waterbodies by colonial nesting waterbirds

作者：Judlyn M. Telesford-Checkley^a ; Miguel A. Mora^a ; ^{mmora@tamu.edu" class="auth_mail" title="E-mail the corresponding author} ; William E. Grant^a ; Diane E. Boellstorff^b ; Tony L. Provin^b

关键词：Bubulcus ibis ; Cattle egrets ; Water quality ; Nutrient pollution ; Nutrient enrichment

刊名：Science of the Total Environment

出版年：2017

6.Sphagnum farming in a eutrophic world: The importance of optimal nutrient stoichiometry

作者：Ralph J.M. Temmink^a ; ^{r.temmink@science.ru.nl} ; ^{ralph_temmink@hotmail.com} ; Christian Fritz^a ; ^b ; ^c ; Gijs van Dijk^a ; ^d ; Geert Hensgens^a ; Leon P.M. Lamers^a ; ^d ; Matthias Krebs^e ; Greta Gaudig^e ; Hans Joosten^e

关键词：Peatland ; Nutrient supply ; Paludiculture ; Biomass ; Stoichiometry ; Nitrogen deposition ; Rewetting ; Agriculture

刊名：Ecological Engineering

出版年：2017

7.Nutrient partitioning and stoichiometry in soybean: A synthesis-analysis

作者：S. Tamagno^a ; ^{stamagno@ksu.edu" class="auth_mail" title="E-mail the corresponding author} ; G.R. Balboa^a ; Y. Assefa^a ; P. Ková ; cs^b ; S.N. Casteel^b ; F. Salvagiotti^c ; F.O. Garcí ; a^d ; W.M. Stewart^e ; I.A. Ciampitti^a ; ^{ciampitti@ksu.edu" class="auth_mail" title="E-mail the corresponding author}

关键词：N ; nitrogen ; P ; phosphorus ; K ; potassium ; HI ; harvest index ; NHI ; N harvest index ; PHI ; P harvest index ; KHI ; K harvest index ; %Nseed ; seed N concentration ; %Nstover ; stover N concentration ; %Pseed ; seed P concentration ; %Pstover ; stover P concentration ; %Kseed ; seed K concentration ; %Kstover ; stover K concentration

刊名：Field Crops Research

出版年：2017

8.Effect of stand age on soil microbial community structure in wolfberry (Lycium barbarum L.) fields

作者：Junhua Zhang^a ; ^{zhangjunhua728@163.com} ; Ming Li^a ; Guoqi Zheng^b

关键词：Lycium barbarum L. ; Stand age ; Soil physicochemistry ; Phospholipid fatty acid ; Microbial community structure

刊名：Acta Ecologica Sinica

出版年：2017

9.Forage yield, soil water depletion, shoot nitrogen and phosphorus uptake and concentration, of young and old stands of alfalfa in response to nitrogen and phosphorus fertilisation in a semiarid environment

作者：Jing-Wei Fan^a ; ^b ; ^c ; Yan-Lei Du^a ; Bing-Ru Wang^a ; Neil C. Turner^b ; Tao Wang^a ; Lynette K. Abbott^b ; ^c ; Katia Stefanova^b ; Kadambot H.M. Siddique^b ; Feng-Min Li^a ; ^{fmli@lzu.edu.cn" class="auth_mail" title="E-mail the corresponding author}

关键词：Medicago sativa L. ; Nitrogen ; phosphorus ratio ; Stand age ; Water use ; Water use efficiency

刊名：Field Crops Research

出版年：2016

10.Nitrogen to phosphorus ratio in the Venice (Italy) Lagoon (2001-2010) and its relation to macroalgae

作者：Alberto Zirino^a ; ^b ; ^{azirino@ucsd.edu" class="auth_mail" title="E-mail the corresponding author} ; Hany Elwany^a ; ^b ; ^{helwany@mail.ucsd.edu" class="auth_mail" title="E-mail the corresponding author} ; Chiara Facca^c ; ^{facca@unive.edu" class="auth_mail" title="E-mail the corresponding author} ; Francesco Maicu&rsquo ; ^d ; ^{Francesco.maicu@gmail.com" class="auth_mail" title="E-mail the corresponding author} ; Carlos Neira^a ; ^{cneira@ucsd.edu" class="auth_mail" title="E-mail the corresponding author} ; Guillermo Mendoza^a ; ^{gfmendoza@ucsd.edu" class="auth_mail" title="E-mail the corresponding author}

关键词：Venice Lagoon ; Nitrogen/phosphorus ; Macroalgae ; Sediments

刊名：Marine Chemistry

出版年：2016

按检索点细分(1159)

题名(16)

关键词(51)

文摘(978)

按出版年细分(1159)

2027年及以后(56)

2017年(8)

2016年(52)

2015年(12)

2013年(81)

2012年(90)

2011年(91)

2010年(72)

2009年(72)

2008年(67)

2007年(62)

2006年(58)

2005年(69)

2004年(43)

2003年(39)

2002年(39)

2001年(30)

2000年(29)

2000年及以前(189)

地址：北京市海淀区学院路29号邮编：100083

电话：办公室：(+86 10)66554848；文献借阅、咨询服务、科技查新：66554700