Results 101 to 110 of about 50,390 (204)

Planktonic Cyanobacteria of the tropical karstic lake Lagartos from the Yucatan Peninsula, Mexico Las cianobacterias planctónicas del lago tropical cárstico Lagartos de la Península de Yucatán, México

open access: yesRevista de Biología Tropical, 2013
The tropical karstic lakes on the Mexican Caribbean Sea coast are numerous. However, there is an enormous gap of knowledge about their limnological conditions and micro-algae communities. In the present study, surface water samples were collected monthly
Francisco Valadez   +3 more
doaj  

Age and growth of the tilapia, Oreochromis niloticus (Perciformes: Cichlidae) from a tropical shallow lake in Mexico

open access: yesRevista de Biología Tropical, 2008
Age and growth of Nile tilapia (Oreochromis niloticus) were determined using 1 039 specimens collected in a tropical shallow lake of Mexico, from January to December 1993.
José Luis Gómez-Márquez   +3 more
doaj  

The status of Brycon labiatus STEINDACHNER 1880 (Pisces, Characoidei) and its synonym, Othonophanes labiatus (STEINDACHNER 1880)

open access: yes, 1983
In the description and assignment of the name to Brycon labiatus, later called Othonophanes labiatus, the typical distinguishing characteristic was reported to be a dermal enlargement of characteristic form in the mid-dental region (Fig. 1, 2). Brycon cf.
Braum, E.
core  

Morbilidad y mortalidad en becerros mestizos Holstein

open access: yesRevista Científica, 2010
A objeto de evaluar morbilidad (MRB) y mortalidad (MRT) en la fase de lactancia, se practicaron chequeos clínicos de campo mensualmente desde 1990 hasta 1993, a becerros mestizos Holstein hijos de toros puros (HP), toros de medio cruzamiento Holstein ...
José Ferrer   +6 more
doaj  

Correction: Efficacy of intralesional meglumine antimoniate in the treatment of canine tegumentary leishmaniasis: A Randomized controlled trial. [PDF]

open access: yesPLoS Negl Trop Dis, 2023
Lago J   +8 more
europepmc   +1 more source

Amides from Porcelia ponderosa Roots Display Efficacy In Vitro Against Intracellular Amastigotes of Trypanosoma cruzi. [PDF]

open access: yesChem Biodivers
Dos Santos CHT   +6 more
europepmc   +1 more source

Numbers of bacteria and algae and their interrelations in some Amazonian waters

open access: yes, 1970
In the Rio Solimões (Amazon River), in the Rio Negro and várzea lake (Lago do Castanho) in a three-monthly turn in the course of a year, the total numbers of bacteria and algae and the numbers of saprobiont bacteria (number of bacteria colonies) were ...
Schmidt, G.
core  

Anti-<i>Trypanosoma cruzi</i> Effects of Sesquiterpenoids from Branches of <i>Drimys brasiliensis</i> (Winteraceae). [PDF]

open access: yesACS Omega
Umehara E   +6 more
europepmc   +1 more source

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