Results 81 to 90 of about 99,660 (206)

Influência da Temperatura Ambiente no Desempenho da Rã-touro, Rana catesbeiana (Shaw, 1802) na Fase de Recria

open access: yesRevista Brasileira de Zootecnia, 2001
Um experimento foi conduzido com o objetivo de avaliar o efeito da temperatura ambiente no desempenho da rã-touro na fase de recria. Foram utilizadas 405 rãs com peso médio inicial de 37,5±1,5 g, em um delineamento experimental inteiramente casualizado ...
Luís Gustavo Tavares Braga   +1 more
doaj  

Cardiovascular, respiratory and metabolic responses to temperature and hypoxia of the winter frog Rana catesbeiana

open access: yesBrazilian Journal of Medical and Biological Research, 1997
The objective of the present study was to determine the effects of hypoxia and temperature on the cardiovascular and respiratory systems and plasma glucose levels of the winter bullfrog Rana catesbeiana.
Rocha P.L., Branco L.G.S.
doaj  

Heritability Estimates for Growth Traits and Correlation Analysis between Weight and Metamorphosis Rate in the Bullfrog Rana (Aquarana) catesbeiana

open access: yesFishes
Metamorphosis is a crucial process in the life cycle of Rana (Aquarana) catesbeiana. R. catesbeiana tadpoles, in their short larval period, possess a high survival rate and also a highly competitive ability in the amphibious stage.
Wencheng Xu   +6 more
doaj   +1 more source

Elevage commercial de grenouilles en Malaisie [PDF]

open access: yesTropicultura, 1997
Commercial Frog Production in Malaysia. Commercial frog farms exist in several countries. It seems hopeless believing that frog leg consumption can be prohibited, and the solution is probably a very strict control of the origin of the legs sold and ...
Hardouin, J.
doaj  

Rana catesbeiana Shaw, 1802 in Italy

open access: yes, 1987
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
Albertini, Giovanni, Lanza, Benedetto
openaire   +1 more source

Indução à ovulação pelo uso de LHRH análogo e fertilização artificial em rã-touro (Rana catesbeiana)

open access: yesRevista Brasileira de Zootecnia, 2000
Este trabalho teve por objetivo aperfeiçoar a técnica de reprodução induzida existente para rã-touro, com o intuito de aumentar a taxa de fecundidade e viabilizar seu uso pelo produtor. As doses hormonais para a indução da ovulação e espermiação seguiram
Claudio Angelo Agostinho   +3 more
doaj  

Compatibility of eugenol anesthesia with classroom physiology experiments on nerve and muscle of frogs

open access: yesAdvances in Physiology Education
Frogs serve as valuable model organisms for studying physiological responses of nerve, skeletal muscle, and the heart in undergraduate biology labs.
Katherine I. Rees   +4 more
doaj   +1 more source

DIAGNOSA DAN PENGENDALIAN PENYAKIT ''RED LEGS'' PADA KODOK BENGGALA Rana catesbeiana Shaw MELALUI TERAPI KIMIAWI

open access: yes, 2006
Penelitian tentang diagnosa dan pengendalian penyakit "red legs" pada KODOK BENGGALA Rana catesbeiana Shaw telah dilakukan dengan tujuan untuk mengetahui genus dan prevalensi bakteri patogen dalam penyakit tersebut serta pengendaliannya secara ...
Sunarto, Agus   +3 more
core   +1 more source

Influência de probióticos no desempenho produtivo e fisiológico de rã-touro Rana catesbeiana Shaw, 1802

open access: yes, 2006
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)Pós-graduação em Aquicultura - FCAVFoi avaliado o efeito de dois probióticos adicionados à ração comercial (40%PB), no desempenho produtivo e fisiológico de rã-touro Rana catesbeiana .
Dias, Danielle de Carla
core   +3 more sources

Blood and urine physiological values in farm-cultured Rana catesbeiana (Anura: Ranidae) in Argentina

open access: yesRevista de Biología Tropical, 2005
A total of 302 samples of healthy farm-cultured Rana catesbeiana specimens (9-21 months-old, 50- 350 g liveweight, 50% each sex) from the north-east of Argentina, were analyzed through spectrophotometry, electrophoresis, densitometry, refractometry and ...
José A Coppo   +2 more
doaj  

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