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Author(s): OTA, E. do C.; INOUE, L. A. K. A.; SILVA, T. S. de C.

ABSTRACT. Tilapia masculinization can be induced by oral administration of ?-methyltestosterone (MT), which is commonly dissolved in ethanol to be added to the feed. However, there are many benefits i... ...

Repository: BDPA     Publication year: 2024

Author(s): MORAIS, I. da S. de; SOUSA, R. G.; HASHIMOTO, D. T.; AMARAL, A. C.; REIS, V. R.; BRAMBILA, G.; O'SULLIVAN, F. L. A.

For Brazilian aquaculture, tambaqui Colossoma macropomum is the main native species. In farming conditions, females can grow up to 50% more than the males, most likely for entering puberty later than... ...

Repository: BDPA     Publication year: 2022

Author(s): HAUGEN, T.; ALMEIDA, F. F. L.; ANDERSSON, E.; BOGERD, J.; MALE, R.; SKAAR, K. S.; SCHULZ, R. W.; SORHUS, E.; WIJGERDE, T.; TARANGER, G. L.

Repository: BDPA     Publication year: 2012

Author(s): FERRA, J. de C.; SERENO, J. R. B.

ABSTRACT: The aim of this review is to show and illustrate an way clear and objective of the aspects involved in the artificial insemination in sheep. In this species the potential is great, therefore... ...

Repository: BDPA     Publication year: 2006

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