Results 31 to 40 of about 234,826 (288)

What are the important landscape components for habitat selection of the ortolan bunting Emberiza hortulana in northern limit of range? [PDF]

open access: yes, 2015
Ortolan buntings Emberiza hotulana have undergone one of the most severe population declines of any European farmland bird over the last thirty years. The aim of this study was to find out which habitat features, including crop characteristics,
Elts, Jaanus   +2 more
core   +2 more sources

Complete Sequence Analysis of Grapevine Leafroll-Associated Virus 4 and Interactions Between the Encoded Proteins

open access: yesViruses
Grapevine leafroll disease is one of the most devastating diseases in the global viticulture industry. Grapevine leafroll-associated virus 4 is one of the main pathogens causing this disease.
Tingting Du   +7 more
doaj   +1 more source

Ločevanje iglavcev in listavcev na podlagi neobdelane intenzitete laserskih točk ( = Deciduous and coniferous tree separation based on the raw intensity of laser points) [PDF]

open access: yesGeodetski Vestnik, 2017
Aerial laser scanning provides information about the reflectivity of the surface from which the laser beam was reflected; this information is given as an intensity of a laser point.
Mihaela Triglav Čekada   +2 more
doaj   +1 more source

Ecological Observations on Predatory Coccinellidae (Coleoptera) in Southwestern Michigan [PDF]

open access: yes, 2017
Ecological observations on habitat utilization by thirteen species of predatory Coccinellidae were made at a southern Michigan site during 1989 and 1990. Most of species were common during both years and used both agricul- tural and uncultivated habitats.
Gage, S. H   +3 more
core   +2 more sources

Genome-wide identification of TCP transcription factors and their potential roles in hydrolyzable tannin production in Quercus variabilis cupule

open access: yesFrontiers in Plant Science
Hydrolyzable tannins (HTs) have garnered significant attention due to their proven beneficial effects in the clinical treatment of various diseases. The cupule of Chinese cork oak (Quercus variabilis Blume) has been used as raw material of traditional ...
Yaochen Wang   +20 more
doaj   +1 more source

Calcium hydroxide-induced resorption of deciduous teeth: A possible explanation

open access: yesDental Hypotheses, 2012
Introduction: Calcium hydroxide (CaH) is customarily used for permanent teeth but not for deciduous dentition because it is known to cause internal resorption in the latter.
G R Ravi, R V Subramanyam
doaj   +1 more source

Mapping forests in monsoon Asia with ALOS PALSAR 50-m mosaic images and MODIS imagery in 2010. [PDF]

open access: yes, 2016
Extensive forest changes have occurred in monsoon Asia, substantially affecting climate, carbon cycle and biodiversity. Accurate forest cover maps at fine spatial resolutions are required to qualify and quantify these effects. In this study, an algorithm
Bajgain, Rajen   +19 more
core   +2 more sources

Upscaling fluxes from towers to regions, continents and global scales using datadriven approaches [PDF]

open access: yes, 2011
Quantifying the current carbon cycle of terrestrial ecosystems requires that we translate spatially sparse measurements into consistent, gridded flux estimates at the regional scale.
Davis, Kenneth J.   +4 more
core   +6 more sources

Remotely sensed assessment of increasing chronic and episodic drought effects on a Costa Rican tropical dry forest

open access: yesEcosphere, 2021
Tropical dry forests (TDFs) have experienced pronounced droughts and increased temperatures for the last century. To assess whether these climatic shifts have influenced dry forest vegetation and ecosystem functioning, we integrated ground observations ...
Cho‐ying Huang   +5 more
doaj   +1 more source

Tree Species Composition and Forest Stratification along the Gradients in the Dry Deciduous Forests of Godavari Valley, Telangana, India [PDF]

open access: yes, 2018
It is important to understand the tree species composition, abundance, species diversity and stratification in tropical dry deciduous forests that are under threat. A quadrat study was attempted in the dry deciduous forests along the ecological
Raju, Vatsavaya S, Suthari, Sateesh
core   +2 more sources

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