Results 101 to 110 of about 30,366 (219)

Hevea brasiliensis seeds: A novel sustainable feedstock for ethanol production

open access: yesVietnam Journal of Chemistry, EarlyView.
Abstract The rubber tree (Hevea brasiliensis) is cultivated on a large scale mainly for the extraction of latex in Brazil and Southeast Asia, also generating large quantities of seeds. These seeds currently do not have large‐scale applications and may thus be considered as a residue.
Giovano Tochetto   +4 more
wiley   +1 more source

Research into the process of preparation of Ukrainian coal by the oil aggregation method [PDF]

open access: yes, 2017
We conducted a study into concentration of Donetsk coal with varying degrees of coalification – anthracite and grade G – by the method of oil aggregation. We determined the character of impact of the following factors on the results of oil aggregation of
Biletskyi, V. S.   +8 more
core   +1 more source

Tradeoffs between brain and digestive tissues across elevations in Typhlomys daloushanensis: evidence for sexual dimorphism

open access: yesWildlife Biology, EarlyView.
To cope with highly stochastic and/or heterogeneous environmental conditions, animals must balance energy resource allocation across physiological processes. The digestive tract and brain exhibit structural variations under strong developmental and selective pressures that vary across environmental gradients both between and within species.
Yimei Yan   +9 more
wiley   +1 more source

Synthesis and Characterization of Briquette from Carbonized Pinus Patula Saw Dust as Alternative Energy Source

open access: yesIndonesian Journal of Innovation and Applied Sciences
This study aimed at the synthesis and characterization of briquette from Pinus patula saw dust using different binders. The effects of particle size and type of binder on the fuel qualities of the briquette were investigated.
Gemechu Yadeta   +6 more
doaj   +1 more source

INFLUENCE OF PLANT SPACING ON THE BARK PROPERTIES OF A Eucalyptus CLONE

open access: yesRevista Árvore, 2018
For several wood uses, such as pulp, paper and charcoal, the presence of the bark is undesirable, compromising production. Thus, this study aimed to evaluate the influence of different plant spacings on the properties of the bark of a clone of Eucalyptus
Maria Fernanda Vieira Rocha   +5 more
doaj   +1 more source

Optimization of Charcoal Production Process from Woody Biomass Waste: Effect of Ni-Containing Catalysts on Pyrolysis Vapors [PDF]

open access: yes, 2018
Woody biomass waste (Pinus radiata) coming from forestry activities has been pyrolyzed with the aim of obtaining charcoal and, at the same time, a hydrogen-rich gas fraction.
Caballero Iglesias, Blanca María   +4 more
core   +4 more sources

A reappraisal of the Middle to Later Stone Age prehistory of Morocco Réévaluer la préhistoire du Maroc, du Middle Stone Age au Later Stone Age

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
Over the last 25 years, perceptions of the early prehistory of Northwest Africa have undergone radical changes due to new fieldwork projects and a corresponding growth in scientific interest in the region. Much of this work has been focused in Morocco, known for its extremely rich fossil and archaeological records in caves and rock shelters.
Nick Barton   +3 more
wiley   +1 more source

BEBERAPA SIFAT FISIS DAN KIMIA BRIKET ARANG DARI LIMBAH ARANG AKTIF

open access: yesJurnal Penelitian Hasil Hutan (Journal of Forest Products Research), 2017
The result of  a study on briqueting charcoal from activated charcoal residue,  prepared  by using the hydraulic  press process is presented  in this paper.
Gustan Pari   +2 more
doaj   +1 more source

Women's Dietary Diversity and Child Feeding Practices Amidst COVID19 in India: Findings From National Family Health Surveys, 2016–2021

open access: yesMaternal &Child Nutrition, EarlyView.
ABSTRACT The COVID‐19 pandemic caused a crisis that jeopardized food consumption and dietary diversity. This study aimed to: (1) investigate relationship between COVID‐19 and women's and children's diets in India; (2) examine how this varies by socioeconomic status and mothers' vegetarianism; and (3) assess whether mobility restrictions during India's ...
Anjali Pant   +4 more
wiley   +1 more source

Timber wastes torrefaction for energy use

open access: yesMaderas: Ciencia y Tecnología, 2016
The experiment consists in the realization of timber wastes torrefaction at a final temperature of 280 ºC, with heating rates of 0,5 ºC.min-1, with 1 hour permanence in the final temperature.
Guilherme da Silva Grassmann   +4 more
doaj  

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