Transpiration responds linearly to Penman-Monteith reference evapotranspiration and varies genetically, both in individual plants and canopies, in large sorghum and pearl millet panels

Laura Grégoire, Jana Kholova, Sunita Choudhary, Rekha Badham, Clémentine Denis, Jeannot Ndione, Oumar Sall, Cheikh Soce, Romiel Badji, Yves Vigouroux, Vincent Vadez · 2026

Read Transpiration responds linearly to Penman-Monteith reference evapotranspiration and varies genetically, both in individual plants and canopies, in large sorghum and pearl millet panels by Laura Grégoire, Jana Kholova, Sunita Choudhary, Rekha Badham, Clémentine Denis, Jeannot Ndione, Oumar Sall, Cheikh Soce, Romiel Badji, Yves Vigouroux, Vincent Vadez (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/pmc-13293747.txt.

Description

Laura Grégoire and co-authors measure how sorghum and pearl millet release water through their leaves, in field-style experiments published in 2026. Both crops feed people in hot, dry regions, and how a plant paces its water loss under strong evaporative demand can decide survival in drought. The team tested 467 inbred lines across three outdoor platforms, from simple low-tech setups to precision weighing systems, comparing two ways of expressing the air's drying power.

Reference evapotranspiration, a weather-based index, explained plant water loss better than vapor pressure deficit in every experiment. Water loss rose in a straight line with demand rather than leveling off, and the slope of that line differed by genotype. In pearl millet the trait was strongly heritable across platforms. A low-cost platform worked well for screening large collections, which helps breeders select water-saving lines.

Catalog record

CREATORLaura Grégoire, Jana Kholova, Sunita Choudhary, Rekha Badham, Clémentine Denis, Jeannot Ndione, Oumar Sall, Cheikh Soce, Romiel Badji, Yves Vigouroux, Vincent Vadez
YEAR2026
COLLECTIONPAPERS
FORMATTXT
FILE SIZE74 KB
VERSION1.0
LICENSECC BY 4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/articles/PMC13293747

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