نتایج جستجو برای: habitat evaluation

تعداد نتایج: 876723  

Journal: :Nature communications 2013
L Ranjard S Dequiedt N Chemidlin Prévost-Bouré J Thioulouse N P A Saby M Lelievre P A Maron F E R Morin A Bispo C Jolivet D Arrouays P Lemanceau

Spatial scaling and determinism of the wide-scale distribution of macroorganism diversity has been largely demonstrated over a century. For microorganisms, and especially for soil bacteria, this fundamental question requires more thorough investigation, as little information has been reported to date. Here by applying the taxa-area relationship to the largest spatially explicit soil sampling av...

2014
Antonia OSBERGER Thomas STRASSER Barbara RIEDLER Joanna ADAMCZYK Stefan LANG Lena PERNKOPF

Remote sensing imagery and advanced image analysis methods show high potential for monitoring forest habitat issues. The objective of this paper is to provide ready-to-use information on forest habitats by conducting a multi-scale approach for the delineation of such, and the assessment of their conservation status on multi-spectral satellite imagery of high and very high spatial resolution, as...

G Pala, M Caglar, Z Selamoglu,

In this study, the epiphytic algae of Lemna minor collected from its natural habitat or grown in aquarium were analyzed for a period of six months from April 2016 to September 2016. While a total of 15 taxa, 1 belonging to Cyanophyta and 14 belonging to Bacillariophyta, were recorded for L. minor grown in aquarium, a total of 36 taxa, 3 belonging to Cyanophyta, 5 belonging to Chlorophyta, 1 bel...

2004
PETER MCHUGH PHAEDRA BUDY HOWARD SCHALLER

—The current recovery strategy for threatened Snake River Chinook salmon Oncorhynchus tshawytscha relies heavily on improvements to the quality of freshwater spawning and rearing habitat; however, the potential survival benefit from these actions is unknown. To address this issue, we created a model for predicting the early freshwater survival rates (egg to smolt) of this species as a function ...

2004

At the September 2004 meeting, the Council considered a preliminary range of alternatives developed by the Ad Hoc Essential Fish Habitat (EFH) Environmental Impact Statement (EIS) Oversight Committee for evaluation in the Groundfish EFH EIS. The Council adopted a somewhat altered range of alternatives and forwarded them for analysis in a draft EIS (DEIS) (The analysis of the range of alternativ...

Journal: :iranian journal of ichthyology 0
alireza radkhah department of fisheries, faculty of natural resources, university of tehran, karaj, iran. soheil eagderi department of fisheries, faculty of natural resources, university of tehran, karaj, iran.

this research was conducted to study the length-weight and length-length relationships and condition factor of six cyprinid fish species viz. alburnus atropatena , barbus lacerta , capoeta capoeta , carrasius gibelio , romanogobio macropterus and pseudorasbora parva from zarrineh river (urmia lake basin, iran). a total of 188 specimens ranging from 2.9 to 21.4cm in total length and 0.22 to 176g...

رضایی, حمیدرضا, وارسته‌مرادی, حسین, کریمی, سرور,

  Investigation of the ecological characteristics of wildlife species and determination of habitat suitability for them is one of the main pillars for wildlife management and protection. In this study, the winter and spring habitat suitability of black woodpecker (Dryocopusmartius) was studied in ShastKalateh forest. Habitat characteristics, including forest vegetationtype, structural character...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه زنجان - دانشکده علوم انسانی 1389

abstract this study evaluated and compared medical terminology and english for the students of medicine (ii) as two representatives of the textbooks available on the iranian market for teaching english to the students of medicine. this research was performed on the basis of a teacher’s and a number of students’ attitudes and the students’ needs analysis for two reasons: first, to investigate...

Journal: :مدیریت شهری 0
amir hossein fahimi mohammad ali jalali nasab vahideh barnon

primary man in trying to find food went everywhere. but by forming ranching arranged a chain of places and became emigrant. by happening industrial revolution, human life was centralized on one place.  places that base on its advantages make different biologic and behavioral types. forming cities in seaboard, river shore, boundary of mountains and champaign cause to make different cultures that...

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