Joseph Fennell

Joseph Fennell
The Open University · Department of Environment, Earth and Ecosystems

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9
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61
Citations

Publications

Publications (9)
Article
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The ability to access physiologically driven signals, such as surface temperature, photochemical reflectance index (PRI), and sun-induced chlorophyll fluorescence (SIF), through remote sensing (RS) are exciting developments for vegetation studies. Accessing this ecophysiological information requires considering processes operating at scales from th...
Presentation
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Vimeo version: https://vimeo.com/527917754 A major pillar of the UK’s national response to the climate emergency is a significant increase in tree planting for a nature-based carbon capture and storage solution. Carbon storage and other vital ecosystem services provided by trees are reliant on the types of tree and their condition. As such, charac...
Preprint
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The study of insect responses to colour has mainly focused on flying species and morphs, however colour cues are likely to be important for insect positioning within the canopy. We examine the role of illumination colour in canopy positioning of apterous Myzus persicae (Sulzer) using both a field experiment, utilising various UV-manipulating optica...
Article
The study of insect responses to colour has mainly focused on flying species and morphs, however colour cues are likely to be important for insect positioning within the canopy. We examine the role of illumination colour in canopy positioning of apterous Myzus persicae (Sulzer) using both a field experiment, utilising various UV-manipulating optica...
Article
Full-text available
Within the agrifood sector, the production of high yields is a driver for UK orchard husbandry. Currently, orchard tree management is typically a non-discriminatory method with all trees subjected to the same interventions. Previous studies indicate that structural complexity of individual orchard trees is an indicator for future yield, which can g...
Article
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Food systems contribute to up to 37% of global greenhouse gas emissions, and emissions are increasing. Since the emissions vary greatly between different foods, citizens’ choices can make a big difference to climate change. Public engagement events are opportunities to communicate these complex issues: to raise awareness about the impact of citizen...
Article
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Current horticultural crops are increasingly grown under protective plastic claddings. These have historically been used to protect crops from abiotic stresses, however new challenges are emerging that present opportunities for innovative control technologies. Protected cropping already provides a favourable environment for pest and disease establi...
Article
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Background The paper introduces a multispectral imaging system and data-processing approach for the identification and discrimination of morphologically indistinguishable cryptic species of the destructive crop pest, the whitefly Bemisia tabaci. This investigation and the corresponding system design, was undertaken in two phases under controlled la...

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