World's Best Scientists 2026 revealed!

D-Index & Metrics

Animal Science and Veterinary

D-Index
22
Citations
1299
World Ranking
3123
National Ranking
3

Overview

G. Quintans is affiliated with the Instituto Nacional de Investigación Agropecuaria in Uruguay. Their research primarily revolves around Agricultural and Biological Sciences, with notable contributions in subfields such as Agronomy and Crop Science, Genetics, Pediatrics, Perinatology and Child Health, Animal Science and Zoology, and Ecology.

The scientist's work mainly addresses several intersecting topics including:

  • Reproductive Physiology in Livestock
  • Genetic and phenotypic traits in livestock
  • Birth, Development, and Health
  • Ruminant Nutrition and Digestive Physiology
  • Effects of Environmental Stressors on Livestock
  • Agriculture Sustainability and Environmental Impact
  • Sustainable Agricultural Systems Analysis

G. Quintans has published research in a variety of scholarly venues. Frequent publication venues include:

  • Agrociencia Uruguay
  • Archivos Latinoamericanos de Producción Animal
  • Agricultural Systems
  • Anais da Academia Brasileira de Ciências
  • Animals

Their notable recent papers include:

  • The application of ecologically intensive principles to the systemic redesign of livestock farms on native grasslands: A case of co-innovation in Rocha, Uruguay (2021, Agricultural Systems)
  • Early growth, backfat thickness and body condition has major effect on early heifer pregnancy in Nellore cattle (2022, Anais da Academia Brasileira de Ciências)
  • Age at First Gestation in Beef Heifers Affects Fetal and Postnatal Growth, Glucose Metabolism and IGF1 Concentration (2021, Animals)
  • Ovulation and ovulation rate in ewes under grazing conditions: factors affecting the response to short-term supplementation (2020, animal)
  • Is it possible to accurately estimate lactation curve parameters in extensive beef production systems? (2020, Applied Animal Science)

Collaborations have involved several frequent coauthors, including:

  • Georgget Banchero
  • J. Velazco
  • Fernando Baldi
  • C. López-Mazz
  • Carlos Batista

Best Publications

  • The effects of alternative weaning methods on behaviour in beef calves

    D.H. Enríquez;R. Ungerfeld;G. Quintans;A.L. Guidoni

  • Nutrition and colostrum production in sheep. 1. Metabolic and hormonal responses to a high-energy supplement in the final stages of pregnancy.

    G.E. Banchero;G. Quintans;Graeme Martin;David Lindsay

  • Ovulation of the first dominant follicle arising after day 21 post partum in suckling beef cows

    K. D. Sinclair;G. Molle;R. Revilla;J. F. Roche

  • Effect of body condition and suckling restriction with and without presence of the calf on cow and calf performance

    G. Quintans;G. Banchero;M. Carriquiry;C. López-Mazz

  • Colostrum production in ewes: A review of regulation mechanisms and of energy supply

    G.E. Banchero;John Milton;David Lindsay;Graeme Martin

  • The influence of protein restriction during mid- to late gestation on beef offspring growth, carcass characteristic and meat quality.

    Sebastián Maresca;Sebastián López Valiente;Alejandro M. Rodriguez;Laura M. Testa

  • Nutrition and colostrum production in sheep. 2. Metabolic and hormonal responses to different energy sources in the final stages of pregnancy.

    G.E. Banchero;G. Quintans;Graeme Martin;John Milton

  • Behavioral and physiological changes in early-weaned multiparous and primiparous beef cows

    R. Ungerfeld;M. J. Hötzel;A. Scarsi;G. Quintans

  • Effect of suckling restriction with nose plates and premature weaning on postpartum anestrous interval in primiparous cows under range conditions.

    G. Quintans;A.I. Vázquez;K.A. Weigel

  • Effect of protein restriction of bovine dams during late gestation on offspring postnatal growth, glucose-insulin metabolism and IGF-1 concentration

    S. Maresca;S. Lopez Valiente;A.M. Rodriguez;N.M. Long

  • Effect of supplementation of ewes with barley or maize during the last week of pregnancy on colostrum production.

    G. E. Banchero;G. Quintans;A. Vazquez;F. Gigena

  • Early prepartum shearing increases milk production of wool sheep and the weight of the lambs at birth and weaning

    Unknown

  • Pre-partum shearing of ewes under pastoral conditions improves the early vigour of both single and twin lambs

    Unknown

  • Effects of a short‐term increase in the nutritional plane before the mating period on metabolic and endocrine parameters, hepatic gene expression and reproduction in primiparous beef cows on grazing conditions

    Unknown

  • Annual energy intake and the performance of beef cows differing in body size and milk potential

    Unknown

  • Behavioural responses of 6-month-old beef calves prevented from suckling: influence of dam's milk yield

    M. J. Hötzel;R. Ungerfeld;G. Quintans

  • Growth, meat and feed efficiency traits of lambs born to ewes submitted to energy restriction during mid-gestation

    L Piaggio;G Quintans;R San Julián;G Ferreira

  • Response to biostimulation in peri-puberal beef heifers: influence of male-female proximity and heifer's initial body weight.

    C. Fiol;G. Quintans;R. Ungerfeld

  • Minimizing cows’ stress when calves were early weaned using the two-step method with nose flaps

    R. Ungerfeld;G. Quintans;M. J. Hötzel

  • Behavioural changes at weaning in 6-month-old beef calves reared by cows of high or low milk yield

    R. Ungerfeld;G. Quintans;D. H. Enríquez;M. J. Hötzel

  • Behaviour response to two-step weaning is diminished in beef calves previously submitted to temporary weaning with nose flaps

    M.J. Hötzel;G. Quintans;R. Ungerfeld

  • Changes in behaviour, milk production and bodyweight in beef cows subjected to two-step or abrupt weaning

    R. Ungerfeld;M. J. Hötzel;G. Quintans

  • Two-step weaning in beef calves: permanence of nose flaps for 7 or 21 days does not influence the behaviour response.

    P. Alvez;G. Quintans;M. J. Hötzel;R. Ungerfeld

Frequent Co-Authors

Maria José Hötzel
Maria José Hötzel Universidade Federal de Santa Catarina

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