Results 21 to 30 of about 4,329,416 (222)

Growth, feed utilization, survival and body composition of fingerlings of Slender walking catfish, Clarias nieuhofii, fed diets containing different protein levels [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2012
The effects of test diets, containing different dietary protein levels (32, 36, 40, and 44%), on growth, feed conversionrate and survival of slender walking catfish (Clarias nieuhofii) fingerlings were studied.
Anut Kiriratnikom, Suphada Kiriratnikom
doaj   +2 more sources

Glass eels and viruses – a lesson learnt from stocking the eastern German Baltic Sea coast

open access: yesTransboundary and Emerging Diseases, Accepted Article., 2022
Abstract Concerns about Anguillid herpesvirus 1 (AngHV‐1) in European eels, especially due to stocking measures, is increasingly coming into focus and raises questions regarding disease monitoring and prevention. In the past, stocking of AngHV‐1‐positive eels into waters assumed AngHV‐1‐free has led to a rapid increase of infected eels in the wild. For
Laura Kullmann   +3 more
wiley   +1 more source

Performance of cobia grown in brackish water and fed with different feeding rates [PDF]

open access: yesPesquisa Agropecuária Brasileira, 2019
: The objective of this work was to evaluate different feeding rates on the productive performance of cobia (Rachycentron canadum) grown in brackish waters.
Gitonilson Antonio Moreira Tosta   +7 more
doaj   +1 more source

The effect of chocolate drink to hepatosomatic index of diabetes mellitus induced rat

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract Chocolate (Theobroma cacao) is one of the foods that contain a high antioxidant level. The effect of polyphenol compounds in cocoa beans and the chocolate products is the potential to be developed into healthy chocolate drink products. The cocoa powder has a high ORAC (Oxygen Radical Absorbance Capacity) value (80,933).
P R Ratri, A Yulianti, A N S Restuti
openaire   +1 more source

Induction of oocyte developer hormones (oodev) on the maturity of Poropuntius tawarensis [PDF]

open access: yesE3S Web of Conferences, 2022
Poropuntius tawarensis is an endemic fish belonging to the Cyprinidae family found in Laut Tawar Lake, Central Aceh, Indonesia. P. tawarensis has a limited distribution and the fertilization only occurs in the rainy season.
Mellisa Siska   +2 more
doaj   +1 more source

VITELLOGENESIS ACTIVITY OF CHANNA MARULIOIDES, BLEEKER, 1851, IMPACT OF FOLICLE STIMULATING HORMONE AS REPRODUCTIVE DOMESTICATION

open access: yesThe Iraqi Journal of Agricultural science, 2023
This study aims to determine the vitelogenesis activity by FSH hormone induction in the early stage of gonadal maturation. The treatament is a differences FSH dose with indicators of vitelogenesis activity were estradiol-17β levels in the blood ...
Rizal. A. Hutagalung   +3 more
doaj   +1 more source

Reproductive cycle and sexual maturity size of landed Selene peruviana (Perciformes: Carangidae) on the coasts of the Ecuadorian Pacific

open access: yesCiencias Marinas, 2023
The Peruvian moonfish (Selene peruviana) is an important fisheries resource that is landed in the main fishing harbors of Ecuador. At the local level, little information is available regarding the biology of this species, which hinders the development ...
Kléver Mendoza-Nieto   +2 more
doaj   +1 more source

Pre-hibernation energy reserves and their consumption during freezing in the moor frog Rana arvalis in Siberia

open access: yesThe European Zoological Journal, 2022
For the first time, the pre-hibernation sizes of “storage” organs (liver and fat bodies), the type, concentration and total content of reserve substances (glycogen or lipids) in these organs and muscle tissue, and their change during freezing in freeze ...
N. Bulakhova, K. Shishikina
doaj   +1 more source

A case of intersex occurrence in Steindachneridion parahybae (Steindachner, 1877) (Siluriformes: Pimelodidae) under captivity condition: A cytogenetic and morphological study [PDF]

open access: yes, 2016
Poco se sabe sobre la biología reproductiva de Steindachneridion parahybae , una especie de teleósteo gonocorístico en peligro de extinción que habita la cuenca del río Paraíba do Sul y en éste trabajo se describe por primera vez la aparición de ...
Caneppele, Danilo   +4 more
core   +2 more sources

Changes in Condition Factor, Hepatosomatic and Gonadosomatic Index of Yellowfin Tuna (Thunnus albacares) in Captivity

open access: yesJurnal Perikanan Universitas Gadjah Mada, 2022
The necessity for tuna products in the world community continues to increase, while production relies only on catching, thus causing overfishing. Therefore, breeding technology to support tuna farming is fundamental to be developed. Yellowfin tuna farming in Indonesia has been successful in cultivating broodstock.
Hutapea, Jhon Harianto   +2 more
openaire   +2 more sources

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