Kellie E. Smith

ORCID: 0000-0002-8569-9142
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Research Areas
  • Coastal wetland ecosystem dynamics
  • Constructed Wetlands for Wastewater Treatment
  • Peatlands and Wetlands Ecology
  • Plant responses to elevated CO2
  • Ecology and Conservation Studies
  • Plant Water Relations and Carbon Dynamics
  • Sugarcane Cultivation and Processing
  • Greenhouse Technology and Climate Control
  • Ocean Acidification Effects and Responses
  • Tree Root and Stability Studies
  • Nuclear and radioactivity studies
  • Carbon Dioxide Capture Technologies
  • Seismology and Earthquake Studies
  • Wheat and Barley Genetics and Pathology
  • CO2 Sequestration and Geologic Interactions
  • Atmospheric and Environmental Gas Dynamics
  • Plant Taxonomy and Phylogenetics
  • Plant Stress Responses and Tolerance
  • Risk and Safety Analysis
  • Forest ecology and management

University of Nottingham
2013-2024

A key target for the improvement of Oryza sativa (rice) is development heat-tolerant varieties. This necessitates high-throughput methodologies screening heat tolerance. Progress has been made to this end via visual scoring and chlorophyll fluorescence; however, these approaches demand large infrastructural investments expose populations adult plants stress. To address bottleneck, we investigated response maximum quantum efficiency photosystem II (PSII) rapidly increasing temperatures in...

10.1111/tpj.14956 article EN cc-by The Plant Journal 2020-08-10

Organ loss occurs frequently during plant and animal evolution. Sometimes, non-functional organs are retained through Vestigial defined as genetically determined structures that have lost their ancestral (or salient) function.1,2,3 Duckweeds, an aquatic monocot family, exhibit both these characteristics. They possess a uniquely simple body plan, variably across five genera, two of which rootless. Due to the existence closely related species with wide diversity in rooting strategies, duckweed...

10.1016/j.cub.2023.03.025 article EN cc-by Current Biology 2023-03-28

Abstract Duckweeds span 36 species of free-floating aquatic organisms with body sizes ranging from 2 mm to 10 mm, where each plant plan is reduced a largely leaf-like structure. As an emerging crop, their fast growth rates offer potential for cultivation in closed systems. We describe novel UK collection derived low light (dLL) or high (dHL) habitats, profiled growth, photosynthesis, and photoprotection (non-photochemical quenching, NPQ) responses. Twenty-three accessions three Lemna one...

10.1093/jxb/erad499 article EN cc-by-nc Journal of Experimental Botany 2024-01-13

Abstract Background and Aims The duckweeds (Lemnaceae) consist of 36 species exhibiting impressive phenotypic variation, including the progressive evolutionary loss a fundamental plant organ, root. Loss roots reduction vascular tissues in recently derived taxa occur concert with genome expansions ≤14-fold. Given paired structural complexity taxa, we focus on evolution ionome (whole-plant elemental contents) context these changes body plan. We expect that vestigiality eventual might have both...

10.1093/aob/mcae012 article EN cc-by Annals of Botany 2024-02-02

Duckweeds (water lentils) are a nutritious human food source, with Wolffia species consumed traditionally in Eastern Asia. Duckweed contain up to 45% protein by dry weight, high macronutrients, minerals and carotenoids. However, duckweed not cultivated at scale there circa 35 other consider for potential global regions. Here, we measured the suitability of four Lemna Spirodela polyrhiza nutritional assessment, scaling growth 25 ecotypes from United Kingdom glasshouse. Here showed intra-...

10.1016/j.jafr.2024.101263 article EN cc-by Journal of Agriculture and Food Research 2024-06-22

Nocturnal stomatal conductance (gsn ) represents a significant source of water loss, with implications for metabolism, thermal regulation and water-use efficiency. With increasing nocturnal temperatures due to climate change, it is vital identify understand variation in the magnitude responses gsn major crops. We assessed interspecific daytime (gs wild relative modern spring wheat genotype. To investigate intraspecific variation, we grew six genotypes two landraces under well watered,...

10.1111/nph.17563 article EN cc-by New Phytologist 2021-06-18

Geological CO2 storage will be designed to prevent any leakage. However, as recognized by the European Commission's (EC) Storage Directive, a capability is needed assess leakage impacts, even though leaks are unlikely. The RISCS project, which funded EC and industry, developing approaches possible impacts on near surface ecosystems. During project of terrestrial ecosystems were investigated using field experiments systems models. A comparison between results from models builds confidence...

10.1016/j.egypro.2013.06.228 article EN Energy Procedia 2013-01-01

Abstract The duckweeds feature global distributions and diverse applications in phytoremediation nutrition, as well use fundamental studies of development. Existing collections have minimal environmental data linked to natural habitats. Thus, there is a lack understanding variation the context native Here, novel collection 124 duckweed accessions from 115 sites across United Kingdom were characterised by genome sequencing ionomics. In nutrient-replete conditions all hyperaccumulated P, K, Mg...

10.1101/2024.08.14.607898 preprint EN bioRxiv (Cold Spring Harbor Laboratory) 2024-08-15

ABSTRACT Background and Aims The duckweeds consist of 36 species exhibiting impressive phenotypic variation, including the progressive evolutionary loss a fundamental plant organ, root. Loss roots reduction vascular tissues in recently derived taxa occur concert with genome expansions up to 14-fold. Given paired structural complexity taxa, we focus on evolution ionome (whole-plant elemental contents) context these body plan changes. We expect that vestigiality eventual may have both adaptive...

10.1101/2023.09.22.558936 preprint EN cc-by bioRxiv (Cold Spring Harbor Laboratory) 2023-09-22

Abstract Duckweeds are free-floating aquatic organisms with species ranging from 2 mm-10 mm, where each plant is a single leaflike structure. Recognized as an emerging food crop, their fast growth rates offer potential for cultivation in closed systemsHowever the majority of available duckweed clones lack information regarding habitat origin and physiology. We describe novel UK collection derived low light (dLL) or high (dHL) habitats profiled growth, photosynthesis photoprotection (Non...

10.1101/2023.06.27.546714 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2023-06-29
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