Οι επιδράσεις της χορήγησης τεστοστερόνης και της ποσότητας τροφής στην αναπαραγωγική δραστηριότητα σεξουαλικά ανενεργές αίγες


Λέξεις-κλειδιά:
χαρακτηριστικά σπέρματος Flehmen σεξουαλική οσμή Κινητικότητα σπέρματος Scrotal circumference
A. DE SANTIAGO
J. F. ALVARADO
A. G. LÓPEZ
G. TRUJILLO
M. M. ÁLVAREZ
M. MELLADO
Περίληψη
ΔΕΝ ΔΙΑΤΙΘΕΤΑΙ ΠΕΡΙΛΗΨΗ
Λεπτομέρειες άρθρου
  • Ενότητα
  • Research Articles
Λήψεις
Τα δεδομένα λήψης δεν είναι ακόμη διαθέσιμα.
Αναφορές
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Alexander BM, Stellflug JN, Rose JA, Fitzgerald JD, Moss GE (1999) Behavior and endocrine changes in high-performing, low-performing, and male-oriented domestic rams following exposure to rams and ewes in estrus when copulation is precluded. J Anim Sci 77: 1869–1874.
Almeida AM, Schwalbach LMJ, Cardoso LA, Greyling JPC (2007) Scrotal, testicular and semen characteristics of young Boer bucks fed winter veld hay: The effect of nutritional supplementation. Small Rumin Res 73: 216–220.
Ángel-García O, Meza-Herrera CA, Contreras-Villarreal V, Guillen-Muñoz JM, Leyva C, Robles-Trillo PA, Rivas-Muñoz R, Rodríguez-Martínez R, Mellado M, Véliz FG (2015a) Effect of different maleto-female ratios and testosterone administration upon the male sexual behavior and the out-of-season reproductive response of anestrous goats. Small Rumin Res 123: 21-29.
Ángel-García O, Meza-Herrera CA, Guillen-Muñoz JM, Carrillo-Castellanos E, Luna-Orozco JR, Mellado M, Véliz-Deras FG (2015b) Seminal characteristics, libido and serum testosterone concentrations in mixed-breed goat bucks receiving testosterone during the non-breeding period. J Appl Anim Res 4: 457-461.
Barkawi AH, Elsayed EH, Ashour G, Shehata E (2006) Seasonal changes in semen characteristics, hormonal profiles and testicular activity in Zaraibi goats. Small Rumin Res 66: 209–213.
Bielli A, Pedrana G, Gastel MT, Castrillejo A, Moraña A, Lundeheim N, Forsberg M Rodriguez-Martinez H (1999) Influence of grazing management on the seasonal changes in testicular morphology in Corriedale rams. Anim Reprod Sci 56: 93–105.
Blache D, Chagas LM, Blackberry MA, Vercoe PE, Martin GM (2000) Review Metabolic factors affecting the reproductive axis in male sheep.J Reprod Fert 120: 1-11.
Detweiler G, Gipson T, Merkel R, Goetsch A, Sahlu T (2008) Body condition scores in goats In: Proceedings 23rd Annual Goat Field Day, Langston University, Langston, OK. pp 127-133.
Fernández M, Girálde FJ, Frutos P, Lavín P, Mantecón AR (2004) Effect of undegradable protein supply on testicular size, spermiogram parameters and sexual behavior of mature Assaf rams. Theriogenology 62:299–310.
Fourie PJ, Schwalbach LM, Neser FWC, Van der Westhuizen C (2004) Scrotal, testicular and semen characteristics of young Dorper rams managed under intensive and extensive conditions. Small Rumin Res 54: 53–59.
Franca LR, Becker-Silva SC, Chiarini-Garcia H (1999) The length of the cycle of seminiferous epithelium in goats (Capra hircus). Tissue Cell 3: 274-80.
Ghorbankhani F, Souri M, Moeini MM, Mirmahmoudi R (2015) Effect of nutritional state on semen characteristics, testicular size and serum testosterone concentration in Sanjabi ram lambs during the natural breeding season. Anim Reprod Sci 153: 22–28.
Hötzel MJ, Walkden-Brown SW, Fisher JS, Martin GB (2003) Determinants of the annual pattern of reproduction in mature male Merino and Suffolk sheep, responses to a nutritional stimulus in the breeding and non-breeding seasons. Reprod Fert Dev 15: 1–9.
Iwata E, Wakabayashi Y, Kakuma Y, Kikusui T, Takeuchi Y, Mori Y (2000) Testosterone-dependent primer pheromone production in the sebaceous gland of male goat. Biol Reprod 62: 806–810.
Karagiannidis A, Varsakeli S, Karatzas G (2000) Characteristics and seasonal variations in the semen of Alpine, Saanen and Damascus goat bucks born and raised in Greece. Theriogenology 53: 1285–1293.
Kheradmand A, Babaei H, Batavani RA (2006) Effect of improved diet on semen quality and scrotal circumference in the ram. Vet Arch 76:333-341.
Luna-Orozco JR, Guillen-Muñoz JM, De Santiago-Miramontes MA, García JE, Rodríguez-Martínez R, Meza-Herrera CA, Mellado M, Véliz FG (2012) Influence of sexually inactive bucks subjected to long photoperiod or testosterone on the induction of estrus in anovulatory goats. Trop Anim Health Prod 44: 71–75.
Martin GB, Tjondronegoro S, Blackberry MA (1994) Effects of nutrition on testicular size and the concentrations of gonadotrophins, testosterone and inhibin in plasma of mature male sheep. J Reprod Fert 101:121-128.
Mekasha Y, Tegegne A. Rodriguez-Martinez H (2007) Effect of supplementation with agro-industrial by-products and khat (Catha edulis) leftovers on testicular growth and sperm production in Ogaden bucks. J Vet Med Series A: Physiol Pathol Clin Med 54: 147–155.
Mellado M, Herrera CAM, Arévalo JR, Garcia JE, Véliz FG (2012) Effect of dietary energy intake and somatotropin administration after weaning on growth rate and semen characteristics of Granadina goat bucks. Turk J Vet Anim Sci 36: 338-345.
NRC-National Research Council (2007) Nutrient requirements of ruminants: sheep, goats, cervids, and new world camelids. Washington, DC National Academy Press.
Prathalingam NS, Holt WW, Revell SG, Jones S, Watson PF (2006) The precision and accuracy of six different methods to determine sperm concentration. J Androl 27: 257–262.
Ramadan TA, Taha TA, Samak MA, Hassan A (2009) Effectiveness of exposure to long day followed by melatonin treatment on semen characteristics of Damascus male goats during breeding and non-breedingseasons. Theriogenology 71: 458–468.
Roca J, Martínez E, VázquezJM, CoyP(1992)Characteristics and seasonal variations in the semen of Murciano-Granadina goats in the Mediterranean area. Anim Reprod Sci 29: 255-262.
Tufarelli V, Lacalandra GM, Aiudi G, Binetti F, Laudadio V (2011) Influence of feeding level on live body weight and semen characteristics of Sardinian rams reared under intensive conditions. Trop Anim Health Prod 43: 339–345.
Ungerfeld R, Lacuesta L (2015) Competition between different social ranked rams has similar effects on testosterone and sexual behavior throughout the year. Reprod Dom Anim 50: 1022–1027.
Ungerfeld R, Ramos MA, Möller R (2006) Role of the vomeronasal organ on ram’s courtship and mating behaviour, and on mate choice among oestrous ewes. Appl Anim Behav Sci 99: 248–252.
Van Lancker S, Van Den Broeck W, Simoens P (2005)Morphology of caprine skin glands involved in buck odour production. Vet J 170:351-358.
Walkden-Brown SW, Restall BJ, Norton BW, Scaramuzzi RJ, Martin GB (1994) Effect of nutrition on seasonal patterns of LH, FSH and testosterone concentration, testicular mass, sebaceous gland volume and odour in Australian cashmere goats. J Reprod Fert 102: 351–360.
Zarazaga LA, Guzmán JL, Domínguez C, Pérez MC, Prieto R (2009) Effects of season and feeding level on reproductive activity and semen quality in Payoya buck goats. Theriogenology 71: 1316–1325.
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