References
- AL-DELEMI D.H.J., KADHIM M., 2015 - Effect of season on the some blood hormones and enzymes of Iraqi bull buffalo. Journal of Dairy, Veterinary & Animal Research 2 (5), 195-200.
- AL-KANAAN A., KÖNIG S., BRÜGEMANN K., 2015 - Effects of heat stress on semen characteristics of Holstein bulls estimated on a continuous phenotypic and genetic scale. Livestock Science 177, 15-24.
- BHAKAT M., MOHANTY T.K., GUPTA A.K., ABDULLAH M., 2014 - Effect of season on semen quality of crossbred (Karan Fries) bulls. Advances in Animal and Veterinary Sciences 2(11), 632-637.
- BHUTTA M. F., TARIQ M., TUNIO M.T., SUFYAN A., RAUF H.A., JAVED M., IMRAN S., 2020 - Season induced changes in seminal characteristics of sahiwal breeding bulls. Advances in Animal and Veterinary Sciences 8(6), 601-607.
- BOHMANOVA J., MISZTAL I., TSURUTA S., NORMAN H.D., LAWLOR T.J., 2005 - National genetic evaluation of milk yield for heat toler-ance of United States Holsteins. Interbull Bulletin 33, 160-162.
- BOHMANOVA J., MISZTAL I., COLE J.B., 2007 - Temperature-humidityindices as indicators of milk production losses due to heat stress. Journal of Dairy Science 90, 1947-1956.
- BOHMANOVA J., MISZTAL I., TSURUTA S., NORMAN H.D., LAWLOR T.J., 2008 - Short Communication: genotype by environment inter-action due to heat stress. Journal of Dairy Science 91, 840-846.
- BROWN J.L., WILDT D.E., RAATH J.R., DE VOS V., HOWARD J.G., JANSSEN D.L., CITINO S.B., BUSH M., 1991 - Impact of season on seminal characteristics and endocrine status of adult free ranging African buffalo (Syncerus caffer). Journal of Reproduction and Fertility 92(1), 47-57.
- BURNS B.M., REID D.J., TAYLOR J.F., 1997 - An evaluation of growth and adaptive traits of different cattle genotypes in a subtropical environment. Australian Journal of Experimental Agriculture 37, 399-405.
- CHACUR M.G.M., MIZUSAKI K.T., FILHO R.A.G., OBA E., RAMOS A.A., 2013 - Seasonal effects on semen and testosterone in zebu and taurine bulls. Acta Scientiae Veterinariae 41, 1110.
- DARREN G., PAUL M., 2024 - IBM SPSS Statistics 29 Step by Step. A Simple Guide and Reference. DOI https://doi.org/10.4324/9781032622156. eBook ISBN 9781032622156.
- DIKMEN S., HANSEN, P.J., 2009 - Is the temperature-humidity index the best indicator of heat stress in lactating dairy cows in a subtropical environment? Journal of Dairy Science 92, 109-116.
- DIXIT N.K., AGARAL S.P., AGASWAL V. K., DWARAKNATH P.S., 1985 - Seasonal variation in serum levels of steroid hormones and their relation with seminal quality and libido in buffalo bulls. Theriogenology 24, 293-303.
- FAROOQ U., IJAZ A., AHMAD N., REHMAN H., ZANEB H., 2013 - Seasonal variations in certain physical and biochemical attributes of semen from Cholistani bulls. Pakistan Veterinary Journal 33(4), 510-514.
- GODFREY R.W., RANDEL R.D., FORREST D.W., SENGER P.L., 1985 - The Concentration of Estradiol-17β in Bovine Semen. Journal of Animal Science 60(3), 760-765.
- GOSWAMI S.C., MEHTA S.N., GEORGIE G.C., DIXIT V.P., LOHAN I.S., KAKER M.L., 1991 - Effect of meteorological factors and seasons on luteinizing hormone, testosterone and semen of zebu-taurus bulls. Indian Journal of Animal Sciences 61(6), 579-583.
- GOYAL M, TRIPATHI R, SHARMA PC, 2024 - Seasonal variations in semen traits of exotic cattle bulls of different age groups in the subtropical region. Indian Journal of Physiology and Allied Sciences 76(1), 52-56.
- HELBIG L., WOODBURY M.R., HAIGH J. C., COLLINS J., BARTH A.D., 2007 - The seasonal fertility of North American bison (Bison bison) bulls. Animal Reproduction Science 97(3-4), 265-277.
- HOFFMANN I., 2010 - Climate change and the characterization, breeding and conservation of animal genetic resources. Animal Genetics 41, 32-46.
- JANUSKAUSKAS A., GIL J., RODRIGUEZ-MARTINEZ H., SÖDERQUIST L., LUNDEHEIM N., 1995 - Effects of a brief elevation of scrotal temperature on the post-thaw viability of bull semen. Reproduction in Domestic Animals 30, 271-277.
- JAVED M.T., KHAN A., KAUSAR R., 2000a - Effect of age and season on some semen parameters of Nili-Ravi buffalo (Bubalus bubalis) bulls. Veterinarski Arhiv 70(2), 83-94.
- JAVED M. T., KHAN A., ALI M., 2000b - Influence of season on seminal plasma testosterone and oestrogen in healthy and abnormal buffalo bulls and their relationship with other semen parameters. Veterinarski Arhiv 70 (3), 141-149.
- KO, S.-H., 2024 - Effects of Heat Stress-Induced Sex Hormone Dysregulation on Reproduction and Growth in Male Adolescents and Beneficial Foods. Nutrients 16, 3032.
- KOWALCZYK A., CZERNIAWSKA-PIĄTKOWSKA E., KUCZAJ M., 2020 - Buserelin acetate reduces mortality and DNA defragmentation of bovine sperm cells exposed to oxidative stress. Pakistan Journal of Zoology 52(5), 1795-1799.
- LAUDAT A., GUECHOT J., PALLUEL A.M., 1998 - Seminal androgen concentrations and residual sperm cytoplasm. Clinica Chimica Acta 276(1), 11-18.
- MANDAL D.K., NAGPAUL P.K., GUPTA A.K., 2000 - Seasonal variation in seminal attributes and sexual behaviour of Murrah buffalo bulls. Indian Journal of Dairy Science 53(4), 278-283.
- MALFATTI A., BARBATO O., TODINI L., TERZANO G.M., DEBENEDETTI A., BORGHESE A., 2006 - Blood testosterone levels in Italian Mediterranean buffalo bulls managed in two different breeding conditions. Theriogenology 65(6), 1137-1144.
- MATHUR A.K., TYAGI, S., SINGH S.P., 2002 - Frieswal bull an experience of HF with Sahiwal. Journal of Livestock and Poultry Production 18(1/2), 21-23.
- MIZERA A., KUCZAJ M., SZUL A., JĘDRASZCZYK J., 2019a - Influence of addition of cobalamin to the extender on the post-thaw motility, viability, and DNA integrity of bovine ejaculate. Medycyna Weterynaryjna 75(3), 164-168.
- MIZERA A., KUCZAJ M., SZUL A., JĘDRASZCZYK J., 2019b - Effect of addition of buserelin acetate to the extender on motility and viability of bovine spermatozoa. Animal Biotechnology 30(2), 99-104.
- MURPHY E.M., KELLY A.K., O’MEARA C., EIVERS B., LONERGAN P., FAIR S., 2018 -Influence of bull age, ejaculate number, and season of collection on semen production and sperm motility parameters in Holstein Friesian bulls in a commercial artificial insemination centre. Journal of Animal Science 96(6), 2408-2418.
- NITIKA S.J., PANTH S., PANDITA S., ROY A.K., ASHUTOSH M., MOHANTY T.K., BHAKAT M., PUNETHA M., GUPTA D., 2020 - Seasonal variations in hormones and enzymes of seminal plasma and its relationship with semen quality in crossbred cattle bulls. Biological Rhythm Research 51(4), 633-643.
- OLIVEIRA K.M., DUARTE A.M., NASCIMENTO M.R.B.M., DINIZ E.G., TAVARES M., VIEIRA R.C., 2006 - Influence of the rainy and dry seasons on the seminal characteristics of Nellore, Gyr and the Holstein bulls raised on field. Veterinária Notícias 12(2), 145-151.
- PERUMAL P., SAVINO N., SANGMA C.T.R., KHAN M.H., EZUNG E., CHANG S., SANGTAM T.Z.T., 2017 - Seasonal effect on physiological, reproductive and fertility profiles in breeding mithun bulls. Asian Pacific Journal of Reproduction 6(6), 268-278.
- PRAYAGA K.C., BARENDSE W., BURROW H.M., 2006 - Genetics of Tropical Adaptation. 8th World Congress on Genetics Applied to Livestock Production, August 13-18, 2006, Belo Horizonte, Brazil.
- RAJAK S. K., KUMARESAN A., GAURAV M.K., LAYEK S.S., MOHANTY T.K., ASLAM M.K.M., TRIPATHI U.K., PRASAD S., DE S., 2014 - Testicular Cell Indices and Peripheral Blood Testosterone Concentrations in Relation to Age and Semen Quality in Crossbred (Holstein Friesian × Tharparkar) Bulls. Asian-Australasian Journal of Animal Sciences 27(11), 1554-1561.
- RAJORIYA J.S., PRASAD J.K., GHOSH S.K., PERUMAL P., KUMAR A., KAUSHAL S., SINGH M.R., 2013 - Effects of seasons on enzymatic changes and cholesterol efflux in relation to freezability in Tharparkar bull semen. Asian Pacific Journal of Reproduction 2(4), 280-288.
- RAVAGNOLO O., MISZTAL I., 2002 - Effect of heat stress on nonreturnrate in Holsteins: fixed-model analyses. Journal of Dairy Science 85, 3101-3106.
- REKWOT P. I., LAMIDI O.S., ADAMU A.M., EGBUEDO C.U., RUWAAN J.S., OKEREKE S.N., 1987 - Reproductive performance of Bunaji bulls grazing natural pasture and receiving supplement containing palm karnel meal. Nigerian Veterinary Journal 18, 26-36.
- SHATAB M.S., KUMAR A., HONPARKHE M., SINGHAL S., KAUR S., BRAR P.S., 2016 -Endocrine Status of Serum Testosterone, Estrogen and Thyroid Hormones in High Fertility Breeding Buffalo Bulls and their Male Calves. Journal of Animal Research 6(6), 1073.
- SINGH P., RAINA V.S., 2000 - Effect of caffeine, cAMP and cattle seminal plasma on freezability of buffalo bull semen. Asian Australasian Journal of Animal Sciences 13 (7), 901-905.
- SOUZA L.W.O., ANDRADE A.F.C., CELEGHINI E. C.C., NEGRÃO J.A., DE-ARRUDA R.P., 2011 - Correlation between sperm characteristics and testosterone in bovine seminal plasma by direct radio immunoassay. Revista Brasileira de Zootecnia 40(12), 2721-2724.
- ZUMBACH B., MISZTAL I., TSURUTA S., SANCHEZ J.P., AZAIN M., HERRING W., HOLL J., LONG T., CULBERTSON M., 2008 - Genetic components of heat stress in finishing pigs: development of a heat load function. Journal of Animal Science 86, 2082-2088.