Results 111 to 120 of about 2,744 (188)

Hypophysectomie et spermatogenèse chez Poecilia reticulata (Poisson Cyprinodontidae)

open access: yes, 1969
Hypophysectomie et spermatogenèse chez Poecilia reticulata (Poisson Cyprinodontidae)
openaire   +2 more sources

Diversification processes of teleost intron-less opsin genes. [PDF]

open access: yesJ Biol Chem, 2023
Fujiyabu C   +3 more
europepmc   +1 more source

Time-calibrated phylogeny of neotropical freshwater fishes. [PDF]

open access: yesFront Bioinform
Tagliacollo VA   +7 more
europepmc   +1 more source

Some ecological observations on necton and benthon of Guatemalan mountain streams (Central America), with special reference to the temporary Río Cuxjá

open access: yes, 1984
The benthos and necton of several mountain streams in central Guatemala were examined during two expeditions (July - August 1974 and 1975). One of the streams examined is temporary, the others permanent.
Böttger, K.
core  

Retrospective Study of the Prevalence, Histopathology, Therapy, and Survival Time of Neoplastic Disease in Fish. [PDF]

open access: yesAnimals (Basel)
Ferraro E   +6 more
europepmc   +1 more source

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