Results 91 to 100 of about 15,082 (117)
Cultivo de Poecilia reticulata (Pisces:Poecilidae) en cuerpos de agua tropicales,Veracruz,México
Revista de Biología Tropical, 2004 Los peces ornamentales cultivados se han popularizado como mascotas,generando una demanda local que no se ha podido cubrir con la producción de México y por lo tanto deben importarse.Poecilia reticulata "guppy ",es un pez muy popular en el ámbito ...
Patricia Devezé Murillo +2 more
doaj
An evaluation of geographic and annual variation in morphometric characters and gill-raker counts of yellowfin tuna, Thunnus albacares, from the Pacific Ocean [PDF]
, 1992 ENGLISH: Samples of yellowfin tuna, Thunnus albacares, collected from five areas of the Pacific Ocean (Mexico, Ecuador, Australia, Japan, and Hawaii) between January and May of 1988 and 1990 were examined for spatiotemporal variation in morphometric ...
Schaefer, Kurt M.
core
Revista de Biología Tropical, 2007 El objetivo del presente estudio es evaluar la distribución y la preferencia alimenticia del pez sapo Opsanus phobetron en la Laguna de Chelem, Yucatán, México.
Walter Gabriel Canto-Maza +1 more
doaj
, 2017 En este proyecto se analizaron los patrones de variabilidad genética del arcoíris de Cortés, Thalassoma lucasanum, mediante un acercamiento filogeográfico y de genómica de poblaciones. El modelo de estudio es un pez arrecifal abundante en el Pacífico Oriental Tropical (POT).
openaire +1 more source
Revista de Biología Tropical, 2006 Intensive aquaculture sometimes provides conditions favorable for parasites that are not ordinarily found on culture fishes in the wild, and the use of introduced stocks sometimes introduces non-indigenous species to the habitat.
Lucy Bunkley-Williams +1 more
doaj
Histología y morfometría de piel del pez Eremophilus mutisii (Trychomecteridae, Siluriformes)
Revista de Biología Tropical, 2008 Se estudió la piel del pez dulceacuícola endémico de Colombia Eremophylus mutissi. Se tomaron muestras de piel (0.5x0.5 cm²) de 11 especimenes en seis partes del cuerpo (mandíbulas, cabeza dorsal, tronco dorsal, tronco caudal, tronco medial y abdominal).
Rocío Johanna Bonilla Lizarazo +4 more
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Nutrición animal en sistemas tropicales: Uso de residuos agrícolas en la producción animal
Maskana, 2015 RESUMEN El aumento mundial en la demanda de alimentos, especialmente proteína, plantea la necesidad de aplicar estrategias más eficientes y sostenibles de alimentación animal.
Mariana Garcia +7 more
doaj
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2014
Embryonic-larval development, and metamorphosis larval time, were studied in the tropical fish Xenomelaniris brasiliensis. Twenty nine sexually mature specimens were used, 16 females (10.86+/-1.01 cm and 7.63+/-2.62 g) and 13 males (10.43+/-0.57 cm and 6.54+/-1.44 g) which produced gametes through abdominal massage. Fertilized eggs were spherical (1.18
Verónica Del Río +3 more
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Embryonic-larval development, and metamorphosis larval time, were studied in the tropical fish Xenomelaniris brasiliensis. Twenty nine sexually mature specimens were used, 16 females (10.86+/-1.01 cm and 7.63+/-2.62 g) and 13 males (10.43+/-0.57 cm and 6.54+/-1.44 g) which produced gametes through abdominal massage. Fertilized eggs were spherical (1.18
Verónica Del Río +3 more
openaire +1 more source
Asynchronous carbon sink saturation in African and Amazonian tropical forests
Nature, 2020Wannes Hubau +2 more
exaly
Tropical deforestation causes large reductions in observed precipitation
Nature, 2023Callum Smith +2 more
exaly