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521篇 您的检索式:作者名="Neves M"
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1Impact of enclosure management on soil properties and microbial biomass in a restored semi-arid rangeland, Kenya显示文摘Rangeland degradation is a serious problem throughout sub-Saharan Africa and its restoration is a challenge for the management of arid and semi-arid areas. In Lake Baringo Basin of Kenya, communities and individual farmers are restoring indigenous vegetation inside enclosures in an effort to combat severe land degradation and address their livelihood problems. This study evaluated the impact of enclosure management on soil properties and microbial biomass, being key indicators of soil ecosystem health. Six reseeded communal enclosures using soil embankments as water-harvesting structures and strictly regulated access were selected, varying in age from 13 to 23 years. In six private enclosures, ranging from 3 to 17 years in age, individual farmers emulated the communal enclosure strategy and restored areas for their exclusive use. Significant decreases in bulk density, and increases in the soil organic carbon, total nitrogen and microbial biomass contents and stocks were found in the enclosures as compared with the degraded open rangeland. In the private enclosures, the impact of rehabilitation on the soil quality was variable, and soil quality was in general lower than that obtained under communal management. The significant increase of absolute stocks of carbon, nitrogen and microbial biomass compared to the degraded open rangeland indicates the potential for the restoration of soil quality through range rehabilitation. Over-sowing with indigenous legume fodder species could improve total nitrogen content in the soil and nutritional value of the pastures as well.Stephen M MUREITHI Ann VERDOODT Charles KK GACHENE Jesse T NJOKA Vivian O WASONGA Stefaan De NEVE Elizabeth MEYERHOFF Eric Van RANST 2014Journal of Arid Land2014,6,5:3
2Probabilistic lifetime-oriented multiobjective optimi- zation of bridge maintenance: single maintenance type 显示文摘NEVES LC FRANGOPOL D M PETCHERDCHOO A 2006Journal of Structural Engineering2006,132,6:1
3Analytical models of adhesively bonded joints-Part I:literature survey显示文摘da Silva L F M das Neves P J C Adams R D 2009International Journal of Adhesion and Adhesives2009,29,3:1
4Opti- mum maintenance strategy for deteriorating bridge structures based on lifetime functions显示文摘YANG S I FRANGOPOL D M NEVES L C 2006Engineering Structures2006,28,2:1
5Static free vibration and buckling analysis of isotropic and sandwich functionally graded plates using a quasi-3D higher- order shear deformation theory and a meshless technique 显示文摘NEVES A M A FERREIRA A J M CARRERA E 2012Composites: Part B2012,89,:1
6In situ structural evolution of arc-deposited Cr-based coatings显示文摘Neves A M Severo V Cvr(c)ek L 2008Surface & Coatings Technology2008,202,55:1
7Generalized topology design of structures with a buckling load criterion显示文摘Neves M M Rodrigues H Guedes J M 1995Struct Optim1995,10,:1
8Identificationand characterization of a mitochondrial targeting signal inrat cytochrome P450 2E1(CYP2E1)显示文摘NEVE E P INGELMAN-SUNDBERG M 2001J BiolChem2001,276,11:1
9Cardiovascular risk in peritoneal dialysis-a Portuguese multicenter study显示文摘Neves M Machado S Rodrigues L 2014Nefrologia2014,34,2:1
10Influence of Inoculum Activity on the Bio-methanization of a Kitchen Waste under Different Waste/Inoculum Ratios显示文摘Neves L Oliveira R Alves M M 2004Process Biochem2004,39,12:1
11Service life prediction of structural systems using lifetime func- tions with emphasis on bridges显示文摘YANG S I FRANGOPOL D M NEVES L C 2004Reliability Engineer- ing & System Safety2004,86,1:1
12Condition, Safety and Cost Profiles for Deteriorating Structures with Emphasis on Bridges 显示文摘NEVES L C FRANGOPOL D M 2005Reliability Engineering and System Safety2005,89,2:1
13Effect of airflow rate on yields of steinemema carpocapse Az 20 in liquid culture in an external-loop airlift bioreactor 显示文摘Neves J M Teixeira H A Simoes N 2001Biotechnol Bioeng2001,72,:1
14NEW EMBO MEMBERS'REVIEW: The ErbB signaling network: receptor hetero- dimerization in development and cancer 显示文摘Olayioye M A Neve R M Lane H A 2000The EMBO journal2000,19,13:1
15Stochastic yet biased ex- pression of multiple Dscam splice variants by individual ceils 显示文摘Neves G Zucker J Daly M 2004Nat Genet2004,36,3:1
16Optimization of the Liquid-Liquid Extraction Method and Low Temperature Purification (LLE-LTP) for Pesticide Residue Analysis in Honey Samples by Gas Chromatography 显示文摘Pinho G P de Neves A A Queiroz M E L R de 2010Food Control2010,21,10:1
17Optimization Strategy for Wireless Communications System Planning Using Linear Programming显示文摘Wong J K L Neve M J Sowerby K W 0,,17:1
18Rea-ring system and oleic acid supplementation effect oncarcass and lipid characteristics of two muscles froman obese pig breed 显示文摘MARTINS J M NEVES J A FREITAS A 2015Animal : An International Jour-nal of Animal Bioscience2015,9,10:1
19Spectrophoto- metric flow system using vanadomolybdophosphate detection chemistry and a liquid waveguide capillary cell for the determination of phosphate with improved sensitivity in surface and ground water samples显示文摘Neves M S A C Souto M R S 2008Talanta2008,77,:1
20Brazilian structural provinces: An introduction 显示文摘Almeida F F M Hasui Y Brito Neves B B 1981Eartt-Science Re-views1981,17,12:1
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