Now showing items 1-10 of 104
Characterization of the gonadotropin-releasing hormone system in the Neotropical teleost, Steindachneridion parahybae during the annual reproductive cycle in captivity
(General and Comparative Endocrinology, 2018-01-01) [Artigo]
This study evaluated by immunohistochemical and Western blot methods, the distribution of two distinct gonadotropin-releasing hormones (GnRHs), corresponding to catfish GnRH (cfGnRH or GnRH1) and chicken-II GnRH (cGnRH-II ...
Can the polyculture with South American catfish improve the feeding efficiency of rainbow trout culture?
(Aquaculture International, 2018-04-01) [Artigo]
The objective of this study was to determine if the South American catfish (Rhamdia quelen) is suitable to be farmed in polyculture with rainbow trout (Oncorhynchus mykiss) in intensive systems during the juvenile phase ...
Chronic heat stress and feed restriction affects carcass composition and the expression of genes involved in the control of fat deposition in broilers (vol 155, pg 1487, 2017)
(Journal Of Agricultural Science, 2018-01-01) [Errata]
Cytochemical features of the digestive tract mucosa of Hemisorubim platyrhynchos (Siluriformes: Pimelodidae)
(Journal of Fish Biology, 2018-01-01) [Artigo]
Membranous organelles, acid glycoconjugates and lipids were characterized in the digestive tract mucosa of Hemisorubim platyrhynchos by cytochemistry techniques. Two types of mucous-secreting cells were observed in the ...
Depletion of stored nutrients during fasting in Nile tilapia (Oreochromis niloticus) juveniles
(Journal of Applied Aquaculture, 2018-04-03) [Artigo]
We evaluated growth performance and metabolic responses in Nile tilapia (Oreochromic niloticus) juveniles (30.2 ± 0.9 g) subjected to 1 (F1), 2 (F2), or 3 weeks (F3) of fasting and then refed for 10 weeks (10WR) compared ...
The effects of L-lysine in the diet of silver catfish (Rhamdia voulezi) female broodstocks
(Latin American Journal of Aquatic Research, 2018-03-01) [Artigo]
The objective of this study was to assess the L-lysine effect in silver catfish, Rhamdia voulezi female reproduction. Four hundred fish were used distributed in a random in 16 net cages (25 fish each × 4 replicates = 100 ...
South American fish for continental aquaculture
(Reviews in Aquaculture, 2018-06-01) [Resenha]
The South American continent is known for its high production and exports in fisheries and aquaculture, but has not reached its full potential in fish farming. The latest data on fish production in Argentina, Bolivia, ...
Fasting and refeeding lead to more efficient growth in lean pacu (Piaractus mesopotamicus)
(Aquaculture Research, 2018-01-01) [Artigo]
We evaluated whether body fat content affects the energetic metabolism and growth in pacu submitted to daily feeding, fasting and refeeding. For 15 days, fish were fed different diets to obtain lean and fat conditions, and ...
Efficacy of Benzocaine, Eugenol, and Menthol as Anesthetics for Freshwater Angelfish
(Journal Of Aquatic Animal Health, 2018-09-01) [Artigo]
For the production and commercialization of ornamental fish species, it is indispensable to collect biometric data that facilitate the selection of animals for trade and genetic improvement of the stock. However, during ...
Myocardium Arrangement and Coronary Vessel Distribution in the Ventricle of Three Neotropical Freshwater Teleosts
(Zoological Science, 2018-08-01) [Artigo]
The ventricle of the fish heart is a chamber that exhibits great morphological and vascular variability among species. However, although the Neotropical region has the greatest taxonomic and functional diversity in freshwater ...