Results 71 to 80 of about 21,163 (215)
Germinación de las semillas en algunas especies americanas de Fabaceae y Bignoniaceae cultivadas en Sevilla (SO España) [PDF]
Entre las especies que crecen en el Jardin Americano de Sevilla, se encuentran varias especies americanas de Fabaceae y Bignonoaceae.SE exponen en este artículo las capacidad de germinación y la dimanica de las semillas de Caesalpinia spinosa, C ...
Andrés Camacho, María Cristina +4 more
core
Spermatophyta Molecular Clock: Time Drift and Recent Acceleration
Exponential increase in the base substitution rate in recent geologic time. ABSTRACT Angiospermae radiation is widely recognized as a mid‐Cretaceous event, but the adaptive radiation of Asarum and Viola as spring ephemerals also occurred during the Quaternary. To better understand the evolution of Angiospermae through geological time, a robust and well‐
Soichi Osozawa
wiley +1 more source
Radical scavenging and antioxidant activity of anthyllis vulneraria leaves and flowers [PDF]
The main targets of this work were to determine the phenolic content of Anthyllis vulneraria (A. vulneraria) leaves and flowers and to evaluate their antioxidant activity.
Almajano Pablos, María Pilar +2 more
core +2 more sources
Actividad antibacteriana de Caesalpinia spinosa (tara) sobre Porphyromonas gingivalis
Objetivo: Determinar la actividad antibacteriana in vitro de cinco concentraciones (6,25; 12,5; 25; 50 y 75 mg/mL) del extracto alcohólico de la Caesalpinia spinosa “tara” (EACS) sobre Porphyromonas gingivalis.
Alex Montenegro Chipana +1 more
doaj +1 more source
A catingueira (Caesalpinia pyramidalis Tul.) é uma espécie nativa da caatinga dotada de grande resistência à seca e de grande potencial econômico. No entanto, não existem informações sobre o desenvolvimento dessa espécie em diferentes substrates e ...
Bárbara França Dantas +6 more
doaj +1 more source
Bryophytes from some Caatinga areas in the state of Bahia (Brazil) [PDF]
The caatinga is a deciduous and xerophilous vegetation that covers large areas in Brazil. An irregular rainfall with a marked dry period is a characteristic feature.
Albertos, Belén +2 more
core
Extraction, purification and characterization of galactomannans from non-traditional sources [PDF]
This work presents a methodology for the extraction of galactomannans from seeds of four different species of Leguminosae (Adenanthera pavonina, Caesalpinia pulcherrima, Gleditsia triacanthos and Sophora japonica) to be used e.g.
Cerqueira, M. A. +10 more
core +1 more source
Estudo das estruturas anatômicas e de algumas propriedades físicas da madeira de 14 espécies ocorrentes em áreas de Caatinga [PDF]
Foram estudadas as madeiras de 14 espécies, ocorrentes em áreas de caatingas do Nordeste. Além das análises das estruturas anatômicas, foi considerado o peso específico e as espécies em questão submetidas ao teste de luz ultravioleta de ondas ...
Alves, José Luiz de Hamburgo +1 more
core
It was evaluated the cutting ant preference of Atta sexdens rubropilosa Forel, 1908, to native and exotic forest tree species, in laboratory conditions.
Otávio Filho Peres +2 more
doaj
s: Facile synthesis of reduced-graphene oxide (rGO) has been conducted in this study using the extract of Caesalpinia sappan L. as a green reducing agent.
Lia Destiarti +3 more
doaj +1 more source

