Results 21 to 30 of about 2,934,595 (206)

Utilising leaf number as an indicator for defoliation to restrict stem growth in rhodes grass (Chloris gayana) cv. Callide [PDF]

open access: yes, 2009
A plot experiment examined the yield response of a nitrogen-fertilised rhodes grass (Chloris gayana) sward to defoliation using the production of a set number of leaves after the last defoliation as the indication for defoliation harvesting. Two factors,
Pembleton, K.G.   +2 more
core   +1 more source

Improvement of Remote Sensing-Based Assessment of Defoliation of Pinus spp. Caused by Thaumetopoea pityocampa Denis and Schiffermüller and Related Environmental Drivers in Southeastern Spain

open access: yesRemote Sensing, 2019
This study used Landsat temporal series to describe defoliation levels due to the Pine Processionary Moth (PPM) in Pinus forests of southeastern Andalusia (Spain), utilizing Google Earth Engine. A combination of remotely sensed data and field survey data
Javier Pérez-Romero   +4 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

Field performance of MON 94637 and laboratory evidence supporting a Bt pyramiding strategy against key lepidopteran pests in Brazil. [PDF]

open access: yesPest Manag Sci
A genetically modified soybean expressing multiple Cry proteins protects against key lepidopteran pests, consistently reducing larval damage and offering an effective resistance management option for soybean production in Brazil. Abstract BACKGROUND Pyramided Bt genes in crops have been widely adopted to delay insect resistance evolution worldwide. The
Miraldo LL   +18 more
europepmc   +2 more sources

Response of multiflora rose to frequency and method of defoliation [PDF]

open access: yes
In Foothills for Food and Forests, the International Hill Land Symposium, held at Oregon State University in April 1983.Multiflora rose (Rosa multiflora Thunb.) has become a weed in per­manent pastures in the Appalachians.
Bryan, W. B., Cronauer, J. A.
core   +6 more sources

INTERDEPENDÊNCIA ENTRE OS PADRÕES DE DESFOLHAÇÃO E A MORFOGÊNESE DO CAPIM-BRAQUIÁRIA SOB INFLUÊNCIA DAS FEZES DEPOSITADAS POR BOVINOS

open access: yesCiência Animal Brasileira, 2014
The knowledge of interdependence between defoliation patterns and morphogenesis of grasses allows the identification of the effects of feces deposition by cattle on the pasture.
Manoel Rozalino Santos   +6 more
doaj   +1 more source

Defoliation, Shoot Plasticity, Sward Structure and Herbage Utilization in Pasture: Review of the Underlying Ecophysiological Processes

open access: yesAgriculture, 2015
Sward structure affects herbage growth, pasture species dynamics, and herbage utilization. Defoliation management has a major impact on sward structure.
François Gastal, Gilles Lemaire
doaj   +1 more source

Classifying the Degree of Bark Beetle-Induced Damage on Fir (Abies mariesii) Forests, from UAV-Acquired RGB Images

open access: yesComputation, 2022
Bark beetle outbreaks are responsible for the loss of large areas of forests and in recent years they appear to be increasing in frequency and magnitude as a result of climate change. The aim of this study is to develop a new standardized methodology for
Tobias Leidemer   +6 more
doaj   +1 more source

Root production in a subtropical pasture is mediated by cultivar identity and defoliation severity

open access: yesTropical Grasslands-Forrajes Tropicales, 2021
Grasslands occupy significant land area and account for a large proportion of the global soil carbon stocks, yet the direct effects of grazing and genotypic composition on relationships between shoot and root production are poorly resolved.
Chris H. Wilson   +3 more
doaj   +1 more source

Productive characteristics of the grass Digitaria umfolozi subjected to defoliation frequencies

open access: yesSemina: Ciências Agrárias, 2017
An experiment was carried out to evaluate the dry matter production, total dry matter availability, daily dry matter accumulation rate, light interception, leaf area index, daily accumulation rate, dry matter availability of the morphological components (
Helber Rodrigues Araujo   +7 more
doaj   +1 more source

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