نتایج جستجو برای: banded vegetation

تعداد نتایج: 51338  

Journal: :محیط زیست طبیعی 0
حسین وارسته مرادی استادیار دانشکده شیلات و محیط زیست، دانشگاه علوم کشاورزی و منابع طبیعی گرگان، ایران

although host species generally face increased risk of brood parasitism in fragmented temperate landscapes and forest edge, little information exists to assess such risks in tropical birds. we studied how cuculidae species populations, host species population, and micro-environmental variables changed along an edge-to-interior gradient in peninsular malaysia. bird observations and environmental...

2000
Nipavan Chiamvimonvat Gias U. Ahmmed Pei Hong Dong Guoji Song Nancy A. Ball Yanfang Xu Richard A. Walsh

Ventricular arrhythmias are common in both cardiac hypertrophy and failure; cardiac failure in particular is associated with a significant increase in the risk of sudden cardiac death. We studied the electrophysiologic changes in a guinea pig model with aortic banding resulting in cardiac hypertrophy at 4 weeks and progressing to cardiac failure at 8 weeks using whole-cell patch-clamp and bioch...

Journal: :Computer Music Journal 2004
Georg Essl Stefania Serafin Perry R. Cook Julius O. Smith

Essl, SeraŽn, Cook, and Smith Georg Essl,* Stefania SeraŽn,†§ Perry R. Cook,‡ and Julius O. Smith§ *Computer and Information Science and Engineering Department University of Florida Gainesville, Florida 32611 USA [email protected] .edu †Department of Computer Science and Engineering, Medialogy Group Aalborg University Esbjerg Niels Bohrs Vej 8 6700 Esbjerg, Denmark [email protected] ‡Computer Scien...

2002
Georg Essl

Physical Modeling has been around for a while and has been used for musical compositions and interactive performance. This paper explores new ways of looking at physical or physically informed synthesis methods in the light of recent developments in the field. In particular, Banded Waveguide Synthesis [1] offers an intersection between spectral modeling and physical modeling that can be abstrac...

1993
A. Tsao

We present and compare several methods for multiplying banded square matrices. Various storage schemes and their implementations are discussed. Of particular interest is an algorithm for multiplying matrices by diagonals, which always references contiguous matrix elements. Two blocked implementations also are presented. These specialized routines are attractive for multiplying matrices whose ba...

2000
Christopher D. Clegg Karl Ritz Bryan S. Griffiths

Total DNA was directly extracted from microbial populations in grassland soils taken from three geographically distinct upland sites at Garrigill, Aber and Sourhope, UK. Within each site, grasslands were categorised using the National Vegetation Classification into distinct vegetation sequences, namely unimproved, semi-improved and improved. Microbial community DNA was extracted from the differ...

Journal: :Global change biology 2015
John Harte Scott R Saleska Charlotte Levy

Ecosystem responses to climate change can exert positive or negative feedbacks on climate, mediated in part by slow-moving factors such as shifts in vegetation community composition. Long-term experimental manipulations can be used to examine such ecosystem responses, but they also present another opportunity: inferring the extent to which contemporary climate change is responsible for slow cha...

2014
Chun-Huo Chiu Anne Chao

In this Appendix, we summarize some basic properties of the three classes of functional diversity measures: (1) functional Hill number ) (Q D q which quantifies the effective number of equally abundant and equally distinct species in an assemblage with a constant species pairwise distance Q, where Q denotes Rao’s quadratic entropy; (2) mean functional diversity MD(Q) = Q Q D q × )] ( [ which qu...

2007
MaRUN J. Gore

There are two basic Fe-rich lithologies at Weld Range: (l) banded iron-formation containing minnesotaite, siderite, quarlz,magnetite, greenalite, stilpnomelane, pyrite, and chamosite with trace amounts of pyrrhotite, arsenopyrite, chalcopyrite, apatite, and rockbridgeite; Q) Fe-shale. which occurs as laminated 2-30cm-thick bands within banded iron-formation, containing chamosite, stilpnomelane,...

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