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Cuba
Universidad de Granma, Apartado Postal 21, Bayamo, Granma. C.P. 85 100,
Rafael Segundo Herrera
Cuba
Instituto de Ciencia animal, San Josde las Lajas mayabeque, Cuba
I. Leonard
Cuba
Universidad de Granma, Apartado Postal 21, Bayamo, Granma. C.P. 85 100,
D. Verdecia
Cuba
Universidad de Granma, Apartado Postal 21, Bayamo, Granma. C.P. 85 100,
Cuba
Universidad de Granma, Apartado Postal 21, Bayamo, Granma. C.P. 85 100,
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