197 results found
    1. Plant Biology

    Domestication and lowland adaptation of coastal preceramic maize from Paredones, Peru

    Miguel Vallebueno-Estrada, Guillermo G Hernández-Robles ... Rafael Montiel
    Ancient maize (~6700-5000 BP) from Paredones, Peru, originated in Mesoamerica, suffered a rapid domestication process, and fast coastal migration to Peru, involving adaptation to both Mesoamerican and South American lowlands with no relevant introgression from teosinte mexicana.
    1. Ecology
    2. Plant Biology

    Rapid transgenerational adaptation in response to intercropping reduces competition

    Laura Stefan, Nadine Engbersen, Christian Schöb
    Annual crop communities are able to adapt towards reduced competition and/or increased facilitation in response to their neighboring diversity after only two generations.
    1. Ecology
    2. Plant Biology

    Unprecedented yet gradual nature of first millennium CE intercontinental crop plant dispersal revealed in ancient Negev desert refuse

    Daniel Fuks, Yoel Melamed ... Ehud Weiss
    New archaeobotanical data from Negev Highland rubbish middens demonstrate that crop diversity in the Southern Levant expanded more during the first millennium CE than in any earlier period, yet with minimal consequences for consumption and production patterns.
    1. Evolutionary Biology
    2. Plant Biology

    Environment as a limiting factor of the historical global spread of mungbean

    Pei-Wen Ong, Ya-Ping Lin ... Cheng-Ruei Lee
    After domestication, the cultivation range expansion of crops was not solely dictated by human activity but instead constrained by climatic factors, which in turn resulted in distinct phenotypic characteristics of locally adaptive landraces.
    1. Ecology

    Rapid spread of a densovirus in a major crop pest following wide-scale adoption of Bt-cotton in China

    Yutao Xiao, Wenjing Li ... Kongming Wu
    Exposure to Bacillus thuringiensis (Bt) selects for beneficial interactions between the target insect pest (Helicoverpa armigera) and its symbiotic densovirus that enhances its performance on Bt-crops under field conditions.
    1. Ecology

    Plant secondary metabolite-dependent plant-soil feedbacks can improve crop yield in the field

    Valentin Gfeller, Jan Waelchli ... Matthias Erb
    A 2-year field experiment reveals that plant secondary metabolites can be harnessed to increase crop productivity through plant-soil feedbacks under agronomically realistic conditions.
    1. Genetics and Genomics

    Genome-wide association study in quinoa reveals selection pattern typical for crops with a short breeding history

    Dilan SR Patiranage, Elodie Rey ... Christian Jung
    A new insight into quinoa diversity enables sequence-based breeding and functional genomics.
    1. Neuroscience

    Control of feeding by Piezo-mediated gut mechanosensation in Drosophila

    Soohong Min, Yangkyun Oh ... Stephen Liberles
    Gut-innervating sensory neurons detect large food volumes and inhibit feeding in Drosophila through the mechanically gated ion channel Piezo.
    1. Ecology
    2. Plant Biology
    Arabidopsis illustration

    The Natural History of Model Organisms: Planting molecular functions in an ecological context with Arabidopsis thaliana

    Ute Krämer
    Research in molecular ecology and evolution is increasingly utilizing the model plant Arabidopsis thaliana, placing a spotlight on its natural history.
    1. Developmental Biology

    Three-dimensional reconstruction of a whole insect reveals its phloem sap-sucking mechanism at nano-resolution

    Xin-Qiu Wang, Jian-sheng Guo ... Chuan-Xi Zhang
    3D reconstruction for an insect provides new internal structures at nanometer resolution, and the reconstructed feeding insect reveals unexpected contraction of stylet protractors and suggested a novel phloem sap-sucking model.

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