Listar por tema "Tropics"

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    • Breed and environmental effects on birth weight, weaning weight and calving interval of Zebu cattle in southeastern Mexico 

      JOSE CANDELARIO SEGURA CORREA; JUAN GABRIEL MAGAÑA MONFORTE; JESUS RICARDO AKE LOPEZ; VICTOR MANUEL SEGURA CORREA; JOSE ALFONSO HINOJOSA CUELLAR; MARIO MANUEL OSORIO ARCE
      Records of beef cows from a ranch in southern Mexico gave 1967 birth weights (BW), 1587 weaning weights adjusted to 210 days of age (AWW) and 2001 calving intervals (CI) for the comparison of the breed groups: Brahman (BR), ...

    • Factors associated with the production of 30 or more piglets per sow per year in southeastern Mexico 

      JESUS RICARDO AKE LOPEZ; JOSE CANDELARIO SEGURA CORREA; JUAN GABRIEL MAGAÑA MONFORTE; RUBEN CORNELIO MONTES PEREZ; RONALD HERVE SANTOS RICALDE
      The annual pig production is critical for producers managing commercial farms. Thus, the objective of the study was to determine the effect of some environmental factors on the production of 30 or more piglets per sow per ...

    • Leptospira spp. in cats from tropical Mexico 

      MARIA FIDELIA CARDENAS MARRUFO; ANTONIO ORTEGA PACHECO; EDUARDO GUTIERREZ BLANCO; MATILDE JIMENEZ COELLO
      The natural exposure of domestic cats to Leptospira spp. and some associated risk factors were studied in a large city from tropical Mexico. Two hundred and sixty blood samples were collected from clinically healthy cats ...

    • Libido and serving capacity of mature hair rams under tropical environmental conditions 

      JESUS RICARDO AKE LOPEZ; MIGUEL ALEJANDRO CARDENAS GALLEGOS; JUAN GABRIEL MAGAÑA MONFORTE; FERNANDO GERARDO CENTURION CASTRO
      The objectives of the present study were to evaluate the libido and serving capacity of Pelibuey (PB), Blackbelly (BB), Dorper (DR) and Katahdin (KA) hair sheep rams in three seasons under tropical environmental conditions. ...