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Record W3166995802 · doi:10.5376/ija.2021.11.0001

Influence of Ovaprim And Pituitary Gland on The Reproductive Indices and Growth of <i>Clarias garipienus</i> (Burchell, 1822) Broodstock Reared in An Indoor and Outdoor Pond

2021· article· en· W3166995802 on OpenAlexvenueno aff
K.A. Saidu, M.M. Paul, I.J. Ochokwu, A Bichi

Bibliographic record

VenueInternational Journal of Aquaculture · 2021
Typearticle
Languageen
FieldAgricultural and Biological Sciences
TopicFish Biology and Ecology Studies
Canadian institutionsnot available
Fundersnot available
KeywordsBiologyHatchlingAnimal scienceBroodstockClarias gariepinusBody weightFecundityMiltSignificant differenceEndocrinologyInternal medicineFisheryHatchingFish <Actinopterygii>MedicineAquacultureCatfish

Abstract

fetched live from OpenAlex

Ovaprim and pituitary gland from&nbsp; C. gariepinus &nbsp;was used to ascertain the reproductive indices and growth value of the hatchlings (F1) of&nbsp; C. gariepinus&nbsp; at the Fisheries and Research Institute Baga. Broodstocks mean body weight males (1200 g) and females (800 g) was collected from Lake Chad and transported to the institute hatchery complex. It was injected with ovaprim and pituitary gland. The fecundity, sperm volume and weight of the testes were estimated after the latency period. While the hatchlings were reared for eight weeks in a complete randomized design setup in an indoor and outdoor facility to evaluate the weight and length increase. The result revealed significant difference ( P &gt;0.05) in the fecundity of the females, ovaprim had 10,500 while pituitary gland had 7,000. There was significant difference ( P &gt;0.05) in % fertility and hatchability of the eggs. However, the male injected with ovaprim had higher milt volume (2.2 mL). Subsequently, there was no significant difference ( P &gt;0.05) in weight and length parameters across the treatments for the period of the research, the mean weight gains of fry reared indoor induced with ovaprim was 8.77 g while pituitary gland extract was 8.13 g.&nbsp;&nbsp;Meanwhile, the fingerlings reared four weeks in an outdoor pond had a significant growth, the fingerlings induced with ovaprim had 14.35 g in weight gain while pituitary gland was 14.42 g. There was no significant ( P &gt;0.05) difference between the two hormones on fingerling production. There was no significant difference ( P &gt;0.05) between increase in length of fry reared indoors and outdoors for four weeks. This study proved that pituitary can effectively be used to induce Catfish breeding, when considering its availability and high cost of purchasing ovaprim.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.001
Version: codex-gemma-dda1882f352aValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.456
Threshold uncertainty score0.188

Codex and Gemma teacher scores by category

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0000.000
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0000.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.014
GPT teacher head0.235
Teacher spread0.221 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one teacher head, not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations2
Published2021
Admission routes1
Has abstractyes

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