Results 61 to 70 of about 3,716 (214)
Emission of some rare gases at the Los Azufres, Mexico,geothermal reservoir
La química de los fluidos en el campo geotérmico de Los Azufres, México se originó a partir de procesos volcánicos y es controlada por temperaturas profundas, el pH, la solubilidad y el equilibrio minerales.
Mario César Suárez Arriaga
doaj +1 more source
Revisiting the taxonomy and nomenclature of Phyla, a small genus of Verbenaceae
Phyla is unique within Verbenaceae due to the presence of malpighiaceous hairs. Its taxonomy has long been marked by difficulties in defining species boundaries. The most recent revision of the genus recognized five species and three varieties. In this study, however, we recognize only two species and no varieties: P.
Pedro Henrique Cardoso +3 more
wiley +1 more source
The BHZB herbarium was founded in 1993 with about 16 787 registers – a number that has to be considered as small when compared to larger herbaria in Brazil. In the BHZB, 97.5% of the vouchers are from the Minas Gerais state (ca 16 372 specimens), with Asteraceae being the best represented family.
Vinícius Resende Bueno +5 more
wiley +1 more source
Hydraulic fracturing is a conventional practice for production enhancement in low production and damaged wells. Proppant flowback has been a concern in hydraulic fracturing since proppant began to be used as fracture supporting material.
A VARELA, N SAAVEDRA
doaj
Actualización de reservas y ubicación de pozos de desarrollo en el Campo Tapi-Tetete [PDF]
El campo Tapi-Tetete está localizado en la Región Amazónica Ecuatoriana, en el extremo Norte de la Subcuenca Napo; aproximadamente 10 Km al Sur del Río San Miguel, y 18 Km al Norte - Noreste del Campo Pacayacu.
Tatiana Aracely, Revelo Játiva
core
Influence of Arbuscular Mycorrhizal Fungi and Silicon on Soybean Growth and Development in the Field
ABSTRACT Applications of silicon (Si) and arbuscular mycorrhizal fungi (AMF) to soils to increase plant resistance and plant growth and development are potential alternatives in soybean cultivation. Si and AMF promote growth and stress tolerance through increased absorption of essential micro and macronutrients, restriction of toxic ion uptake ...
Lucas Adjuto Ulhoa +3 more
wiley +1 more source
MAPA PILOTO DE CORROSIVIDAD DE CRUDOS PESADOS
En este trabajo se identificaron las zonas de alta corrosividad de un campo petrolero de crudo pesado, y se predijeron las velocidades de corrosión que presentarían siete pozos prospecto para advertir de los posibles riesgos de daño por corrosión que ...
Dario Yesid Peña Ballesteros +4 more
doaj
Presenta la memoria descriptiva final del pozo tabular "Campo Herrera N° 09" rehabilitado en el valle del Alto Piura.
Instituto Nacional de Recursos Naturales. Dirección General de Estudios y Proyectos +1 more
openaire +1 more source
Jaguars in the northern end of their distribution have recently become the center of conservation efforts; however, the State of Chihuahua has been underrepresented in monitoring projects. We present five new records of jaguars in high altitudes as well as the first evidence of two jaguars exhibiting cooperative behavior in Mexico.
M. Fernanda del Pozo‐López +2 more
wiley +1 more source
El pozo: usos, seguridad y tradición en la subcuenca del río San Javier
El objetivo de la investigación fue conocer la contribución de los pozos tradicionales en el suministro de agua a la población rural vis a vis las redes de agua potable en cinco comunidades rurales de bajos ingresos en el poniente del Estado de México ...
Manuel Chávez Valdez +3 more
doaj

