World's Best Scientists 2026 revealed!
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Animal Science and Veterinary
Israel
2026

D-Index & Metrics

Animal Science and Veterinary

D-Index
44
Citations
7806
World Ranking
858
National Ranking
8

Research.com Recognitions

  • 2026 - Research.com Animal Science and Veterinary in Israel Leader Award
  • 2023 - Research.com Animal Science and Veterinary in Israel Leader Award
  • 2022 - Research.com Animal Science and Veterinary in Israel Leader Award

Overview

A. Allan Degen is affiliated with Ben-Gurion University of the Negev in Israel and has made significant contributions primarily in the fields of Agricultural and Biological Sciences and Environmental Science. Their scholarly work encompasses a range of topics focused on animal nutrition, rangeland ecology, and ecosystem dynamics.

The scientist's research spans various important topics, including:

  • Ruminant Nutrition and Digestive Physiology
  • Rangeland Management and Livestock Ecology
  • Ecology and Vegetation Dynamics Studies
  • Soil Carbon and Nitrogen Dynamics
  • Genetic and phenotypic traits in livestock
  • Reproductive Physiology in Livestock
  • Peatlands and Wetlands Ecology

Among notable recent publications are:

  • "Seasonal dynamics of diet-gut microbiota interaction in adaptation of yaks to life at high altitude", 2021, npj Biofilms and Microbiomes
  • "The adaptive strategies of yaks to live in the Asian highlands", 2022, Animal nutrition
  • "Climate warming benefits alpine vegetation growth in Three-River Headwater Region, China", 2020, The Science of The Total Environment
  • "Long-term active restoration of extremely degraded alpine grassland accelerated turnover and increased stability of soil carbon", 2020, Global Change Biology
  • "Drought-induced shift from a carbon sink to a carbon source in the grasslands of Inner Mongolia, China", 2020, CATENA

Degen has frequently published in specific scientific venues, with multiple contributions to:

  • Animal Feed Science and Technology (11 publications)
  • Animals (8 publications)
  • Frontiers in Microbiology (6 publications)
  • Ecological Indicators (4 publications)
  • animal (4 publications)

Collaboration is a consistent element in Degen's work. Frequent coauthors include Zhanhuan Shang (70 collaborations), Wenyin Wang (27), Luming Ding (25), Ruijun Long (25), and Jianwei Zhou (21).

In addition to journal articles, Degen has contributed to book publications, including:

  • "Sustainable Ecological Restoration and Conservation in the Hindu Kush Himalayan Region", published by CABI eBooks in 2024
  • "Lifestyle and Livelihood Changes Among Formerly Nomadic Peoples", published by Ethnic and Indigenous Business Studies in 2024

Best Publications

  • Flea species richness and parameters of host body, host geography and host ‘milieu’

    Boris R. Krasnov;Georgy I. Shenbrot;Irina S. Khokhlova;A. Allan Degen

  • Seasonal dynamics of diet-gut microbiota interaction in adaptation of yaks to life at high altitude.

    Na Guo;Qunfu Wu;Fuyu Shi;Jiahuan Niu

  • Effects of solar radiation, dietary energy, and time of feeding on thermoregulatory responses and energy balance in cattle in a hot environment.

    A Brosh;Y Aharoni;A A Degen;D Wright

  • Sheep and goat milk in pastoral societies

    A.A. Degen

  • Acacia saligna as a fodder tree for desert livestock and the interaction of its tannins with fibre fractions

    A Allan Degen;Klaus Becker;Harinder P S Makkar;Norbert Borowy

  • Energy cost of ectoparasitism: the flea Xenopsylla ramesis on the desert gerbil Gerbillus dasyurus

    I. S. Khokhlova;B. R. Krasnov;M. Kam;N. I. Burdelova

  • Some problems in fiber determination of a tannin- rich forage (Acacia saligna leaves) and their implications in in vivo studies

    H.P.S. Makkar;N.K. Borowy;K. Becker;A. Degen

  • Estimation of energy expenditure from heart rate measurements in cattle maintained under different conditions.

    A Brosh;Y Aharoni;A A Degen;D Wright

  • Immune response to fleas in a wild desert rodent: effect of parasite species, parasite burden, sex of host and host parasitological experience

    Irina S. Khokhlova;Marina Spinu;Boris R. Krasnov;A. Allan Degen

  • ENERGY EXPENDITURE AND WATER FLUX IN THREE SYMPATRIC DESERT RODENTS

    A. Allan Degen;Michael Kam;Arava Hazan;Kenneth A. Nagy

  • Relationship between host diversity and parasite diversity: flea assemblages on small mammals

    Boris R. Krasnov;Georgy I. Shenbrot;Irina S. Khokhlova;A. Allan Degen

  • Effect of cold stress on performance and immune responses of Bedouin and white leghorn hens

    M. Spinu;A. A. Degen

  • Immune responses to fleas in two rodent species differing in natural prevalence of infestation and diversity of flea assemblages.

    Irina S. Khokhlova;Marina Spinu;Boris R. Krasnov;A. Allan Degen

  • Climate warming benefits alpine vegetation growth in Three-River Headwater Region, China.

    Yanfu Bai;Cancan Guo;A. Allan Degen;Anum Ali Ahmad

  • Changes in vegetation parameters and soil nutrients along degradation and recovery successions on alpine grasslands of the Tibetan plateau

    Na Guo;A. Allan Degen;Bin Deng;Fuyu Shi

  • Fertility decline in aging roosters is related to increased testicular and plasma levels of estradiol.

    Simy Weil;Israel Rozenboim;A.Allan Degen;Alistair Dawson

  • Seasonal field metabolic rate and dietary intake in Arabian Babblers ( Turdoides squamiceps ) inhabiting extreme deserts

    A. Anava;M. Kam;A. Shkolnik;A. A. Degen

  • Tritiated water for estimating total body water and water turnover rate in birds

    A. A. Degen;B. Pinshow;P. U. Alkon;H. Arnon

  • Host specificity and foraging efficiency in blood-sucking parasite: feeding patterns of the flea Parapulex chephrenis on two species of desert rodents.

    B. R. Krasnov;M. Sarfati;M. S. Arakelyan;I. S. Khokhlova

  • Is a starving host tastier? Reproduction in fleas parasitizing food‐limited rodents

    B. R. Krasnov;I. S. Khokhlova;M. S. Arakelyan;M. S. Arakelyan;A. A. Degen

  • Spermatozoa retention by Sertoli cells during the decline in fertility in aging roosters.

    Avi Rosenstrauch;A. Allan Degen;Michael Friedländer

  • Average daily metabolic rate of rodents: habitat and dietary comparisons

    A. A. Degen;M. Kam;I. S. Khokhlova;B. R. Krasnov

  • Seasonal plasma levels of luteinizing and steroid hormones in male and female domestic ostriches (Struthio camelus).

    A.Allan Degen;Simy Weil;Avi Rosenstrauch;Michael Kam

  • The nutritive value of Acacia saligna and Acacia salicina for goats and sheep

    A. A. Degen;A. Blanke;K. Becker;M. Kam

  • Fitness consequences of host selection in ectoparasites: testing reproductive patterns predicted by isodar theory in fleas parasitizing rodents

    Boris R. Krasnov;Irina S. Khokhlova;Nadezhda V. Burdelova;Natella S. Mirzoyan

  • Energy requirements of fat sand rats (Psammomys obesus) and their efficiency of utilization of the saltbush Atriplex halimus for maintenance

    A. Allan Degen;M. Kam;Debbie Jurgrau

  • Seasonal Water Influx and Energy Expenditure of Free-Living Fat Sand Rats

    A. Allan Degen;Arava Hazan;Michael Kam;Kenneth A. Nagy

  • Water Flux in Chukar Partridges (Alectoris chukar) and a Comparison with Other Birds

    A. Allan Degen;Berry Pinshow;Philip U. Alkon

Frequent Co-Authors

Michael Kam
Michael Kam Ben-Gurion University of the Negev
Irina S. Khokhlova
Irina S. Khokhlova Ben-Gurion University of the Negev
Boris R. Krasnov
Boris R. Krasnov Ben-Gurion University of the Negev
Luming Ding
Luming Ding Weifang People's Hospital
Berry Pinshow
Berry Pinshow Ben-Gurion University of the Negev
Georgy I. Shenbrot
Georgy I. Shenbrot Ben-Gurion University of the Negev
Rui Zhang
Rui Zhang National University of Singapore
Klaus Becker
Klaus Becker University of Hohenheim
Harinder P. S. Makkar
Harinder P. S. Makkar Independent Scientist / Consultant, Austria
Arieh Brosh
Arieh Brosh Agricultural Research Organization

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