Modern plant breeding technologies have played a central role in addressing global food security challenges. These technologies, including next-generation sequencing (NGS) and multi-omics analysis, genome-wide association analysis (GWAS), genome editing and transgenics, machine learning, and speed breeding, have been improving crop yield and quality as well as crop adaptability under climate change conditions, such as tolerance to both biotic and abiotic stresses. Furthermore, identification, searching, assessment, and combining desirable integrated (morphological, physiological, and biochemical) attributes have been achieved with greater accuracy, efficiency, time, and cost-effectiveness, all of which are essential to meeting global food demands. These advancements hold promises for increasing food security in the face of population growth and climate change, ensuring a more resilient and sustainable food production system. Therefore, this topical collection was developed to feature the latest developments in modern plant breeding approaches to understand and improve plant attributes essential for ensuring sustainable crop production.
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http://dx.doi.org/10.1111/ppl.70014 | DOI Listing |
Proc Natl Acad Sci U S A
January 2025
Department of Earth Sciences, Montana State University, Bozeman, MT 59717.
Climate-driven changes in high-elevation forest distribution and reductions in snow and ice cover have major implications for ecosystems and global water security. In the Greater Yellowstone Ecosystem of the Rocky Mountains (United States), recent melting of a high-elevation (3,091 m asl) ice patch exposed a mature stand of whitebark pine () trees, located ~180 m in elevation above modern treeline, that date to the mid-Holocene (c. 5,950 to 5,440 cal y BP).
View Article and Find Full Text PDFTheor Appl Genet
January 2025
CSIRO Agriculture and Food, Canberra, ACT, 2601, Australia.
Zebularine-treated wheat uncovered a phenotype with characteristics of an epigenetically regulated trait, but major chromosomal aberrations, not DNA methylation changes, are the cause, making zebularine unsuitable for epigenetic breeding. Breeding to identify disease-resistant and climate-tolerant high-yielding wheats has led to yield increases over many years, but new hardy, higher yielding varieties are still needed to improve food security in the face of climate change. Traditional breeding to develop new cultivars of wheat is a lengthy process taking more than seven years from the initial cross to cultivar release.
View Article and Find Full Text PDFJ Org Chem
January 2025
Key Laboratory of Medicinal Chemistry for Natural Resource, Ministry of Education and Yunnan Province, School of Chemical Science and Technology, Yunnan University, Kunming 650091, P. R. China.
Alstoschoquinolines A-D (-) representing three unprecedented scaffolds were isolated from the leaves of through direct separation by LC/MS detection. and consisted of a 5/6/5-coupled quinoline architecture containing six consecutive chiral carbons, while and possessed a bridged ring featuring 6/6/6/6 and 6/6/8/6 skeletons, respectively. They might be derived from the corynantheine-type indole alkaloid via sequential oxidation and rearrangement.
View Article and Find Full Text PDFAppl Ergon
January 2025
Idaho National Laboratory, 1955 Fremont Avenue, Idaho Falls, ID, 83415, United States.
Human system interface design in industrial process control is guided by industry standards, human factors best practices, and domain-specific conventions, and often there is a conflict between one or more of the sources of design input for specific design elements. In the nuclear domain, one design element for which conflict arises is the use of color to represent equipment state. This study evaluates the tradeoffs associated with using color in a process control display versus using white and shades of gray.
View Article and Find Full Text PDFPlant Biotechnol J
January 2025
School of Wine & Horticulture, Ningxia University, Yinchuan, Ningxia, China.
Superoxide dismutase (SOD) plays an important role to respond in the defence against damage when tomato leaves are under different types of adversity stresses. This work employed microhyperspectral imaging (MHSI) and visible near-infrared (Vis-NIR) hyperspectral imaging (HSI) technologies to predict tomato leaf SOD activity. The macroscopic model of SOD activity in tomato leaves was constructed using the convolutional neural network in conjunction with the long and short-term temporal memory (CNN-LSTM) technique.
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