Specific pathogen free swine : development, application, consequences
Underahl, Norman R.
Specific pathogen free swine : development, application, consequences - Lincoln : Univ. of Nebraska, 1973 - 157 p.
44779
Ganado porcino--Mejoramiento.
Ganado porcino--Resistencia a enfermedades.
636.4 / U5
Specific pathogen free swine : development, application, consequences - Lincoln : Univ. of Nebraska, 1973 - 157 p.
44779
Ganado porcino--Mejoramiento.
Ganado porcino--Resistencia a enfermedades.
636.4 / U5
