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Your search for "3901" gave back 71 results.

Tilapia breeding in ricefields in Vietnam.

Results of the studies undertaken for breeding and nursing Nile tilapia (Oreochromis niloticus) in ricefields in Thai Binh province in Vietnam during the years 1995-96 are briefly presented in this paper. Breeding Fish eggs Fish seed
 Rice Tilapia Vietnam ...

Type: Publication

Effect of substrate and water quality on seasonal fry production by Tilapia rendalli in tanks.

Effects of presence/absence of a spawning substrate, and of temperature and water quality changes on seasonal fry production by Tilapia rendalli broodstock, were investigated from 29 December 1989 to 19 February 1991 (416 days) in tanks at the National ...

Type: Publication

Hatching time in spherical, pelagic, marine fish eggs in response to temperature and egg size.

The relationship between egg diameter (Phi, mm), temperature (T, degree C) and egg development time to hatching (D, in days) was established for approximately spherical, pelagic marine fish eggs as log sub(10)D = 7.10 + 0.608 log sub(10) Phi- 4.09 log sub ...

Type: Publication

A preliminary physical and economic description of a pacific salmon hatchery in southern Chile

The Southern Ocean Salmon project under study by ICLARM and under consideration by Chile has a major element a solmon hatchery tentatively located on the Salto Chico in southern Chile. This discussion, in the form of a progress paper, describe the ...

Type: Publication

Spawning and hatching performance of the silvery black porgy Sparidentex hasta under hypersaline conditions

Abu Al Abyad island is characterized by harsh environmental conditions. A preliminary trial conducted at the island to investigate the spawning and hatching performance of the blue finned sea bream Sparidentex hasta indicated that the fish can be ...

Type: Publication

Collection of juvenile mullet species from a brackishwater tidal farm in Nigeria.

The major constraint to the development of aquaculture in Nigeria has been the non-availability of fingerlings in required numbers of cultivable species. A specifically designed trap to collect mullet (Liza falcipinnis; Liza grandisquamis) juveniles ...

Type: Publication

Effect of different salinity levels on the fertilization and hatching of Heterobranchus bidorsalis.

The success of induced spawning for the production of fish seed depends on many factors which affect hatchery conditions. This paper discusses the results of an investigation on the effects of six different levels of salinity on the fertilization and ...

Type: Publication

Enhancing fishery productivity in small reservoir in India: technical manual

This document is part of a series of 5 technical manuals produced by the Challenge Program Project CP34 “Improved fisheries productivity and management in tropical reservoirs”. Inland capture fisheries in India have declined in recent years, leaving ...

Type: Publication

Farm-economics of genetically improved carp strains in major Asian countries and carp seed price policy model

The study has conducted the micro level analysis of hatchery operators, fishseed-rearing farmers and carp farmers with respect to their socio-economic characteristics, infrastructural development, husbandry practices and economics returns, based on the ...

Type: Publication

Fisheries and aquaculture enterprise development for the Adivasi (Tribal) communities in the northern and northwestern regions of Bangladesh: annual progress and financial report (Jan 2008 - Dec 2008)

The purpose of the project was to increase fish production, household nutrition, income and alternative employment opportunities of vulnerable Adivasi (tribal) people through promotion of small-scale aquaculture and enterprise related activities. The AFP ...

Type: Publication

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