Results 91 to 100 of about 60,930 (298)

Effect of mixing herbaceous litter with tree litters on decomposition and N release in boreal plantations

open access: yesPlant and Soil, 2015
Background and AimsAbandoned lands are increasingly used to establish fast-growing tree plantations, and are often rapidly colonized by a high density of herbaceous undergrowth. These weeds are generally removed since they compete with trees for resources, in particular soil nutrients.
Chomel, M.   +3 more
openaire   +4 more sources

Spatial metrics in fire ecology: seeking consistency amidst complexity

open access: yesBiological Reviews, EarlyView.
ABSTRACT Technological advances, including remote sensing, have led to a proliferation of metrics used in ecological studies to examine spatial patterns of fire regimes and their ecological effects. Researchers can use many different metrics to analyse spatial variation in both fire events and resulting fire regimes, including fire size, shape ...
Alexander R. Carey   +5 more
wiley   +1 more source

Impact of site-preparation on soil-surface CO2 fluxes and litter decomposition in a clear-cut in Sweden

open access: yesSilva Fennica, 2015
Boreal forest soil contains significant amounts of organic carbon. Soil disturbance, caused for example by site preparation or stump extraction, may increase decomposition and thus lead to higher CO emissions, contributing to global warming.
Mjöfors, Kristina   +3 more
doaj   +1 more source

Poultry Housing [PDF]

open access: yes, 1935
PDF pages ...
Cray, R. E., Twitchell, H. P.
core  

Detection of radioactive material entering national ports: A Bayesian approach to radiation portal data

open access: yes, 2010
Given the potential for illicit nuclear material being used for terrorism, most ports now inspect a large number of goods entering national borders for radioactive cargo. The U.S.
Dalal, Siddhartha R., Han, Bing
core   +1 more source

Improving Biomethanation of Chicken Manure by Co-Digestion with Ethanol Plant Effluent [PDF]

open access: yes, 2019
As the global production of chicken manure has steadily increased, its proper management has become a challenging issue. This study examined process effluent from a bioethanol plant as a co-substrate for efficient anaerobic digestion of chicken manure ...
Bolan   +8 more
core   +1 more source

A roadmap to key traits of invasive Drosophilidae

open access: yesBiological Reviews, EarlyView.
ABSTRACT Biological invasions have intensified in recent decades, mostly driven by international trade and travel, raising significant concerns, particularly regarding insect pests. Once non‐native species establish, they can disrupt natural ecosystem stability, undermine agroecosystem sustainability and cause substantial economic losses.
Gwenaëlle Deconninck   +14 more
wiley   +1 more source

The leaf litterfall pattern in an old-growth evergreen broad-leaved forest and its implication for leaf litter mixing studies

open access: yesGlobal Ecology and Conservation
In natural systems, litter typically undergoes decomposition as species mixtures, with litter species composition and richness affecting decomposition processes and ecosystem functioning.
Yuanjie Xu   +7 more
doaj   +1 more source

The evidence base for ranger patrol effectiveness in conservation and how to improve it

open access: yesBiological Reviews, EarlyView.
ABSTRACT Ranger patrols are a cornerstone of wildlife protection efforts around the world and occur across all ecological governance systems. Evidence that patrols reduce threats to wildlife and enable their recovery has not been systematically examined previously.
Trina Rytwinski   +19 more
wiley   +1 more source

Soil fauna promote litter mixture effects on nitrogen release but not carbon or phosphorus during decomposition in a subtropical forest

open access: yesGeoderma
Understanding how litter diversity drives decomposition is critical for linking plant diversity to ecosystem functioning. We conducted a 460-day field decomposition experiment using litter mixtures (1–4 species) placed in both fauna-accessible and ...
Pengpeng Dou, Dunmei Lin
doaj   +1 more source

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