Results 91 to 100 of about 4,209,073 (340)

Integral chain management of wildlife diseases [PDF]

open access: yes, 2019
The chytrid fungus Batrachochytrium dendrobatidis has caused the most prominent loss of vertebrate diversity ever recorded, which peaked in the 1980s. Recent incursion by its sister species B. salamandrivorans in Europe raised the alarm for a new wave of
Canessa, Stefano   +24 more
core   +2 more sources

Electrochemical Nitrate Reduction Reaction to Ammonia at Industrial‐Level Current Densities

open access: yesAdvanced Science, EarlyView.
This review starts from the mechanism and theoretical basis of electrochemical nitrate reduction reaction (NO3−RR), and systematically summarizes and discusses the design strategies of industrial‐level current density catalysts. In addition, the progress of industrial‐level NO3−RR‐based electrolyzers, including flow reactor and membrane electrode ...
Zhijie Cui   +4 more
wiley   +1 more source

Prospects and Challenges of Medicinal Plants Conservation and\ud Traditional Medicine in Tanzania [PDF]

open access: yes, 2013
A qualitative study was carried to assess prospects and challenges of medicinal plants conservation and\ud traditional medicine in Tanzania. The study shows that TRM and medicinal have great prospects in healthcare\ud delivery worldwide.
Kayombo, Edmund J   +2 more
core  

Foreign labor, peer‐networking and agricultural efficiency in the Italian dairy sector

open access: yesAgribusiness, EarlyView.
Abstract While the presence of immigrants in the agricultural sector is widely acknowledged, the empirical evidence on its economic consequences is lacking, especially from a microeconomic perspective. Using the Farm Accountancy Data Network panel data for Italian dairy farms in the period 2008–2018, the present study investigates the relationship ...
Federico Antonioli   +2 more
wiley   +1 more source

Spatiotemporal Variations in Nectar Robbing and Its Effects on Reproduction in Salvia castanea Diels (Lamiaceae)

open access: yesPlants
Nectar robbing typically reduces nectar availability to pollinators, damages flower structure, and/or induces secondary robbing. Consequently, it may reduce pollen deposition and seed set, increase pollination efficiency and outcrossing, and/or not ...
Han-Wen Xiao, Yan-Bo Huang
doaj   +1 more source

First Records for \u3ci\u3eAeshna Sitchensis\u3c/i\u3e (Odonata: Aeshnidae) and \u3ci\u3eEnallagma Clausum\u3c/i\u3e (Odonata: Coenagrionidae), and a Northwestern Record for the State-Endangered \u3ci\u3eSomatochlora Incurvata\u3c/i\u3e (Odonata: Corduliidae) in Wisconsin [PDF]

open access: yes, 2018
While surveying for Odonata in coastal peatlands and associated shoreline areas adjacent to Lake Superior in Wisconsin, we documented populations of two new state record species, the zig-zag darner (Aeshna sitchensis Hagen) and the alkali bluet ...
DuBois, Robert B   +4 more
core   +2 more sources

Endangered plant-parrot mutualisms: seed tolerance to predation makes parrots pervasive dispersers of the Parana pine

open access: yesScientific Reports, 2016
Parrots are largely considered plant antagonists as they usually destroy the seeds they feed on. However, there is evidence that parrots may also act as seed dispersers.
J. Tella   +6 more
semanticscholar   +1 more source

Staging an Experience of Cultural Heritage Preservation: Consumers' Willingness to Pay for Heirloom Rice in the Philippines

open access: yesAgribusiness, EarlyView.
ABSTRACT The Cordillera Administrative Region in the Philippines is home to terraced rice embedded in centuries of cultural heritage. However, weak market incentives threaten sustained production, jeopardizing indigenous communities' cultural heritage and the in situ biodiversity of rice genetic resources.
Kofi Britwum, Matty Demont
wiley   +1 more source

Identification and invasive potential of Opuntia humifusa complex in China: Insights from morphology, plastid genomics, and niche modeling

open access: yesGlobal Ecology and Conservation
Background: The genus Opuntia contains a handful of widespread invasive species, posing significant ecological threats worldwide. In China, the first records of two populations from the O.
Jing Yan   +10 more
doaj   +1 more source

Space-Based Genetic Cryoconservation of Endangered Species [PDF]

open access: yes, 1996
Genetic materials of endangered species must be maintained, for cryoconservation, permanently near liquid nitrogen temperatures below 77 K. Due to the instability of human institutions, permanent safety is best provided at storage sites that maintain ...
Mautner, Michael Noah
core   +1 more source

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