World's Best Scientists 2026 revealed!

D-Index & Metrics

Animal Science and Veterinary

D-Index
49
Citations
10505
World Ranking
638
National Ranking
38

Overview

R. A. Leng is affiliated with the University of New England in Australia. Their research spans interdisciplinary fields, primarily focusing on Medicine and Decision Sciences.

The scientist has contributed to the understanding of physiological and health-related topics as well as decision-making processes and artificial intelligence applications. Their subfields of study include Physiology, Management Science and Operations Research, Genetics, and Artificial Intelligence.

Leng's recent publications address critical aspects of health and technology. One study, published in 2025 in Frontiers in Neurology, is titled Influence of sedentary behavior on sleep quality in postmenopausal women in high-altitude regions of China: a cross-sectional study. This work investigates the relationship between physical inactivity and sleep patterns among a specific population affected by environmental conditions. Another 2025 publication in Applied and Computational Engineering is Explainable AI in Quantitative Trading: Factor Selection and Model Transparency with Attention Mechanisms, which focuses on the application of explainable artificial intelligence within financial forecasting and model interpretability.

The scientist's work often intersects with themes such as high altitude and hypoxia, physical activity and health, dietary effects on health, stock market forecasting methods, forecasting techniques and applications, and explainable artificial intelligence (XAI).

R. A. Leng has collaborated with several researchers over recent projects. Frequent coauthors include Ailin Guo, Guoping Qian, and Sujie Mao.

Their publications have appeared mainly in the venues Frontiers in Neurology and Applied and Computational Engineering.

  • Medicine
  • Decision Sciences

  • Physiology
  • Management Science and Operations Research
  • Genetics
  • Artificial Intelligence

  • Influence of sedentary behavior on sleep quality in postmenopausal women in high-altitude regions of China: a cross-sectional study, 2025, Frontiers in Neurology
  • Explainable AI in Quantitative Trading: Factor Selection and Model Transparency with Attention Mechanisms, 2025, Applied and Computational Engineering

  • Ailin Guo
  • Guoping Qian
  • Sujie Mao

  • Frontiers in Neurology
  • Applied and Computational Engineering

  • High Altitude and Hypoxia
  • Physical Activity and Health
  • Dietary Effects on Health
  • Stock Market Forecasting Methods
  • Forecasting Techniques and Applications
  • Explainable Artificial Intelligence (XAI)

Best Publications

  • Matching ruminant production systems with available resources in the tropics and sub-tropics.

    T. R. Preston;R. A. Leng

  • Factors Affecting the Utilization of ‘Poor-Quality’ Forages by Ruminants Particularly Under Tropical Conditions

    R. A. Leng

  • Nitrogen Metabolism in the Rumen

    R.A. Leng;J.V. Nolan

  • Dynamic aspects of ammonia and urea metabolism in sheep

    J. V. Nolan;R. A. Leng

  • Duckweed - a potential high-protein feed resource for domestic animals and fish

    R A Leng;J H Stambolie;R Bell

  • Nitrate and sulfate: Effective alternative hydrogen sinks for mitigation of ruminal methane production in sheep

    S.M. van Zijderveld;W.J.J. Gerrits;J.A. Apajalahti;J.R. Newbold

  • Rates of production of methane in the rumen and large intestine of sheep.

    R. M. Murray;A. M. Bryant;R. A. Leng

  • Metabolism of urea in sheep.

    M. R. Cocimano;R. A. Leng

  • Contribution of propionate to glucose synthesis in sheep.

    RA Leng;JW Steel;JR Luick

  • Quantitative ruminant nutrition — a green science

    RA Leng

  • Further studies of the dynamics of nitrogen metabolism in sheep.

    J. V. Nolan;B. W. Norton;R. A. Leng

  • Interactions between microbial consortia in biofilms: a paradigm shift in rumen microbial ecology and enteric methane mitigation

    Ronald Leng

  • Measurement of the rates of production of acetic, propionic and butyric acids in the rumen of sheep

    R. A Leng;G. J Leonard

  • Community acquired pneumonia: aetiology and prognostic index evaluation.

    N. C. Karalus;R. T. Cursons;R. A. Leng;C. B. Mahood

  • Application of biotechnology to nutrition of animals in developing countries.

    R. A. Leng

  • The effects of defaunation of the rumen on the growth of cattle on low-protein high-energy diets.

    S. H. Bird;R. A. Leng

  • Biochar reduces enteric methane and improves growth and feed conversion in local "Yellow" cattle fed cassava root chips and fresh cassava foliage

    R A Leng;T R Preston;Sangkhom Inthapanya

  • Simultaneous measurements of the rates of production of acetic, propionic and butyric acids in the rumen of sheep on different diets and the correlation between production rates and concentrations of these acids in the rumen.

    R. A. Leng;D. J. Brett

  • Feed Resources for Animals in Asia: Issues, Strategies for Use, Intensification and Integration for Increased Productivity

    C Devendra;Ronald Leng

  • Evaluation of three isotope-dilution techniques for studying the kinetics of glucose metabolism in sheep

    R. G. White;J. W. Steel;R. A. Leng;J. R. Luick

  • Determination of the energy expenditure of penned and grazing sheep from estimates of carbon dioxide entry rate

    J. L. Corbett;D. J. Farrell;R. A. Leng;G. L. McClymont

  • Protein nutrition of growing lambs. 1. Responses in growth and rumen function to supplementation of a low-protein-cellulosic diet with either urea, casein or formaldehyde-treated casein.

    T. J. Kempton;R. A. Leng

  • The contribution of propionate to glucose synthesis in sheep given diets of different grain content.

    G. J. Judson;Elizabeth Anderson;J. R. Luick;R. A. Leng

  • Tree Foliage in Ruminant Nutrition

    Bernan;R. A. Leng

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Related Online Degrees & Career Pathways

Studying Animal Science and Veterinary in the USA opens doors to a variety of related career paths that blend science, health, and leadership. For example, those interested in overseeing sports programs or community wellness might explore how to become an athletic director, a role that requires management skills alongside knowledge of physical health. You can find more information on this path by checking out how do I become an athletic director.

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For those combining science with psychological health, programs like nasp school psychology programs demonstrate how specialized online studies can support careers focused on behavioral health and development, which relate closely to animal behavior and welfare.

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