Results 11 to 20 of about 167,456,422 (178)

Simulated impacts of insect defoliation on forest carbon dynamics

open access: yesEnvironmental Research Letters, 2012
Many temperate and boreal forests are subject to insect epidemics. In the eastern US, over 41 million meters squared of tree basal area are thought to be at risk of gypsy moth defoliation. However, the decadal-to-century scale implications of defoliation
D Medvigy   +3 more
doaj   +2 more sources

Intensity and timing of defoliation on white cultivar Chasselas under the temperate climate of Switzerland [PDF]

open access: yesOENO One, 2018
Aim: The objective of this work is to investigate the effects of early defoliation on cv. Chasselas under the temperate conditions of Switzerland, with particular attention to berry anatomical traits and wine sensory parameters.
Thibaut Verdenal   +8 more
doaj   +1 more source

Sensory and aroma impact of mitigation strategies against sunburn in Riesling

open access: yesOENO One, 2023
Climate change is an environmental challenge that impacts the wine industry due to frequent sunburn damage triggered by heat waves, sun radiation and severe water deficits.
Caterina Szmania   +3 more
doaj   +1 more source

eaf tissue flows in ryegrass managed under different stocking rates

open access: yesActa Scientiarum: Animal Sciences, 2015
Morphogenetic, structural variables and leaf biomass flows of Italian ryegrass (Lolium multiflorum Lam.) were evaluated under two stocking rates: ‘Low’ and ‘High’.
Mônique Foggiato da Silva   +5 more
doaj   +1 more source

Environmental Impact of Silicic Magmatism in Large Igneous Province Events

open access: yesGeophysical Monograph Series, Page 133-151., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Scott E. Bryan
wiley  

+1 more source

Intermediate coupling between aboveground and belowground biomass maximises the persistence of grasslands [PDF]

open access: yes, 2012
Aboveground and belowground biomass compartments of vegetation fulfil different functions and they are coupled by complex interactions. These compartments exchange water, carbon and nutrients and the belowground biomass compartment has the capacity to ...
Steven I. Higgins   +4 more
core   +1 more source

Biomass flows and defoliation patterns of alexandergrass pasture grazed by beef heifers, receiving or not protein salt

open access: yesActa Scientiarum: Animal Sciences, 2014
The experiment aimed at evaluating leaf biomass flow, intensity and frequency of defoliation of Alexandergrass (Urochloa plantaginea (Link) Hitch) by beef heifers exclusively on pasture or that grazed and received protein salt.
Lidiane Raquel Eloy   +5 more
doaj   +1 more source

Defoliation Dynamics in Kikuyugrass Pastures Subjected to Intensities of Defoliation

open access: yesAgronomy, 2020
Some recent papers have recommended moderate intensities of defoliation in order to maximize herbage intake at different time-scales. Most of them, however, did not assess the grazing dynamics of individual tillers during the stocking period.
Cauby Medeiros-Neto   +4 more
doaj   +1 more source

Monitoring of sawfl y ( Hymenoptera: Tenthredinidae Hymenoptera: Tenthredinidae ) infestation on spruce

open access: yesJournal of Forest Science, 2002
A new method for evaluating damage caused by tenthredinids to Norway spruce stands is based on defoliation of the top whorls. A scale with four classes of defoliation was established that is easy to use. Defoliation can be displayed graphically on a grid
J. Holuša, O. Holuša
doaj   +1 more source

Interactive effect of herbivory and competition on the invasive plant Mikania micrantha. [PDF]

open access: yesPLoS ONE, 2013
A considerable number of host-specific biological control agents fail to control invasive plants in the field, and exploring the mechanism underlying this phenomenon is important and helpful for the management of invasive plants.
Junmin Li   +3 more
doaj   +1 more source

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