Results 101 to 110 of about 3,114 (183)

Pesquisa de pesticidas organoclorados em sedimentos e rizo-sedimentos do estuário do Rio Douro

, 2005
Dissertação de Mestrado em Química apresentada à Faculdade de Ciências da Universidade do ...
openaire   +2 more sources

CARACTERÍZACIÓN DEL SEDIMENTO DE UNA LAGUNA TROPICAL RASA

Caldasia, 2004
ABSTRACT: The mechanical characteristics and the contents of organic matter, humidity, phosphorus and calcium of the sediments of the Parque Norte lake, a tropical and eutrophic shallow system, are presented. The sediment is adjusted to the organic type (half content of organic matter: 16.5%) characterized from the mechanical point of view as sandy ...
Ramírez Restrepo, John Jairo, Noreña, Juan   +1 more
openaire   +3 more sources

Sedimentos como indicadores de eventos erosivos en una pequeña cuenca lacustre de Chile central

Espacio y Desarrollo, 1997
En esta investigación se estudian, mediante geocronología radioisotópica (Pb210), las variaciones históricas en el proceso de erosión-sedimentación en Laguna Chica de San Pedro, VIII Región.
Marco Cisternas, Alberto Araneda, Oscar Retamal, Roberto Urrutia   +3 more
doaj  

Detection of Toxoplasma gondii in water for human consumption from water wells (jagüeyes) in the rural area of the municipality of Sincelejo [PDF]

Biomedica, 2021
Campo-Portacio DM, Guerrero-Velásquez LF, Castillo-García AP, Orozco-Méndez K, Blanco-Tuirán PJ.   +4 more
europepmc   +1 more source

Using biological traits to assess diet selection: the case of the Pyrenean Desman. [PDF]

J Mammal, 2023
Esnaola A, Larrañaga A, González-Esteban J, Elosegi A, Aihartza J.   +4 more
europepmc   +1 more source

Zooplanktona ilgolas Rīgas līča sedimentos

, 2015
Šī darba mēŗkis ir noskaidrot zooplanktona bentisko ilgolu blīvumu Rīgas līča sedimentos pavasara sezonā, un analizēt kādi faktori ietekmē to attīstību. Rīgas līča rietumu daļas (142. stacija), austrumu daļas (121.A stacija) un centrālās daļas (120.
openaire   +1 more source

Marine litter is a notable challenge to crabs in highly impacted mangrove areas: a case study in Guanabara Bay, SE Brazil. [PDF]

Environ Monit Assess
de Almeida EV, Dos Santos POG, Chequer LPT, Gonçalves VD, Stauffer T, Rage-Aboud JE, Sabino CM, Buraschi GV, Vinzon SB.   +8 more
europepmc   +1 more source

Connectivity of bacterial assemblages along the Loa River in the Atacama Desert, Chile. [PDF]

PeerJ, 2020
Zárate A, Dorador C, Araya R, Guajardo M, Z Florez J, Icaza G, Cornejo D, Valdés J.   +7 more
europepmc   +1 more source

Detección de ADN del gen ompA de Chlamydia trachomatis en orina mediante amplificación isotérmica mediada por bucle (LAMP). [PDF]

Adv Lab Med
Attanayake H, Goonasekara C, Abeygunasekera N, Elvitigala J, Gunasekera KM.   +4 more
europepmc   +1 more source

[Urology in medieval medicine explained through the saints]. [PDF]

Rev Med Inst Mex Seguro Soc
Estrada-Hernández R, Rivera-Chairez A, Moreno-Palacios J.   +2 more
europepmc   +1 more source