Results 21 to 30 of about 78,411 (229)
La composition chimique et pariétale, les métabolites secondaires et l’activité antioxydante ont été déterminés pour la Rubia peregrina L. et Malva sylvestris collectés de la région de Tabarka du Nord-Ouest de la Tunisie.
H. SELMI +5 more
doaj
This article describes two of the most common natural sources of red anthraquinones that have been used since antiquity for textile dyeing and as lake pigments, namely cochineal insect and the roots of Rubia and Relbunium plants.
Careaga Valeria P. +3 more
doaj +1 more source
Irrigation with brackish water is common in the semiarid region of the Brazilian Northeast, potentiating the process of salinization of the soil in these areas.
NADIELAN DA SILVA LIMA +4 more
doaj +1 more source
Electronic effects in high-energy radiation damage in iron [PDF]
Electronic effects are believed to be important in high--energy radiation damage processes where high electronic temperature is expected, yet their effects are not currently understood.
Daraszewicz, Szymon +7 more
core +2 more sources
The present study aimed to identify the composition of the aerial parts of Rubia cordifolia L. A chemical investigation on the EtOAc extracts from the aerial parts of Rubia cordifolia resulted in the isolation of four new anthraquinones, namely ...
Han Luo +10 more
doaj +1 more source
Annealing of isolated amorphous zones in silicon [PDF]
In situ transmission electron microscopy has been used to observe the production and annealing of individual amorphous zones in silicon resulting from impacts of 200-keV Xe ions at room temperature.
Birtcher, RC +3 more
core +1 more source
Seeking to enhance the bioenergy of municipal sludge: Effect of alkali pre-treatment and soluble organic matter supplementation [PDF]
The aim of this research is to enhance the mesophilic anaerobic digestion of municipal sludge from Cadiz-San Fernando (Spain) wastewater treatment plant at 20 days hydraulic retention time (HRT).
Pérez García, Montserrat +3 more
core +1 more source
A multivariate analysis with direct additive and inbreeding depression load effects
Background Inbreeding is caused by mating between related individuals and its most common consequence is inbreeding depression. Several studies have detected heterogeneity in inbreeding depression among founder individuals, and recently a procedure for ...
Luis Varona +4 more
doaj +1 more source
Nutrição e produtividade de plantas de pimentão colorido, adubadas com biofertilizante de suíno
O biofertilizante de suíno pode ser utilizado em cultivos agrícolas respeitando critérios de qualidade e quantidade necessárias ao solo e à planta.
Maria A. N. Sediyama +4 more
doaj +1 more source
Deficient reinforcement learning in medial frontal cortex as a model of dopamine-related motivational deficits in ADHD [PDF]
A
Barke, Edmund +3 more
core +2 more sources

