Results 171 to 180 of about 18,709 (230)

Cryptosporidium spp. and cryptosporidiosis. [PDF]

open access: yesMicrobiol Rev, 1986
Fayer R, Ungar BL.
europepmc   +1 more source

Comportamiento defensivo de la "Rana Ternero", Leptodactylus pentadactylus

open access: yes, 1967
A "defense-fight reaction" previously unknown in the genus Leptodactylus is described and illustrated for L. pentadactylus. The defense consists of the inflation of the body, raised on the stiffened legs, and the emission of certain hissing sounds. It is similar to that ohserved in Bufo alvarius, B. bufo and B. viridis.
openaire   +1 more source

La producción de carne bovina en Andalucía [PDF]

open access: yes, 2010
Horcada Ibáñez, Alberto Luis   +3 more
core  

Adaptación de las explotaciones de vacuno de cría a las actuales condiciones de producción [PDF]

open access: yes, 2003
Bernués Jal, Alberto   +3 more
core  

Alternativas de cebo de terneros en praderas de alfalfa [PDF]

open access: yes, 2007
Albertí Lasalle, Pere   +9 more
core  

Situación actual del esquema nacional de selección de la raza Retinta [PDF]

open access: yes, 1999
Delgado Romero, F.   +6 more
core  

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