Results 51 to 60 of about 213 (147)

Variations in sugars and cyclitols during development and maturation of seeds of brazilwood (Caesalpinia echinata Lam., Leguminosae) [PDF]

Brazilian Journal of Plant Physiology, 2006
Seeds of Caesalpinia echinata are tolerant to desiccation, keeping their viability up to 0.08 g H2O g-1 DM. When stored under laboratory conditions they lose their viability within one month, while under low temperatures germination ability is maintained during two years of storage.
Borges, Igor F., Barbedo, Claudio J., Richter, Andreas A., Figueiredo-Ribeiro, Rita de Cássia L.   +3 more
openaire   +2 more sources

A Forgotten Century of Brazilwood: The Brazilwood Trade from the Mid-Sixteenth to Mid-Seventeenth Century

, 2018
The brazilwood trade was the first major economic activity of colonial Brazil, but little research has examined the trade after the middle of the sixteenth century. This study describes the emergence of the trade and the subsequent changes that allowed it to overcome the commonly-cited reasons for its presumed decline within a century of its beginnings,
openaire   +2 more sources

The Colors in Medieval Illuminations through the Magnificent Scriptorium of Alfonso X, the Learned

Heritage
This pioneering work studied the medieval color palette of four manuscripts produced in the scriptorium of Alfonso X, king of the Crown of Castile (r. 1252-84), including the Songs of Holy Mary (Cantigas de Santa Maria, in Rich Codex and Musicians’ Codex)
Márcia Vieira, Maria João Melo, Paula Nabais, João A. Lopes, Graça Videira Lopes, Laura Fernández Fernández   +5 more
doaj   +1 more source

Coloniality of Materiality. Brazilwood, or Unlearning with Anton de Kom in the Mauritshuis [PDF]

, 2023
Contains fulltext : 293946.pdf (Publisher’s version ) (Open Access)
openaire  

Van Gogh’s Irises and Roses: the contribution of chemical analyses and imaging to the assessment of color changes in the red lake pigments

Heritage Science, 2017
Vincent van Gogh’s still lifes Irises and Roses were investigated to shed light onto the degree to which the paintings had changed, both individually and in relation to each other since they were painted, particularly in regard to the fading of the red ...
Silvia A. Centeno, Charlotte Hale, Federico Carò, Anna Cesaratto, Nobuko Shibayama, John Delaney, Kathryn Dooley, Geert van der Snickt, Koen Janssens, Susan Alyson Stein   +9 more
doaj   +1 more source

A Comparison of the Fading of Dyestuffs as Textile Colourants and Lake Pigments

Heritage
Dyed wool samples and lake pigments prepared from the same dyestuffs were exposed to light over the course of 14 months. Brazilwood or sappanwood, cochineal, madder, and weld were used for both wools and pigments, with the addition of dyer’s broom ...
Jo Kirby, David Saunders
doaj   +1 more source

Bright lights: disclosures from the optical, spectroscopic and chromatographic characterization of a 19th century Portuguese sedan chair

Conservar Património, 2016
The Fundação Ricardo Espírito Santo Silva (FRESS) as the mission of defend, train, study, develop and implement Portuguese Fine Arts in Portugal. This paper reflects the process of Conservation-Restoration training, where students apply the most recent ...
Catarina Miguel, Ana Raquel Bispo, Beatriz Gonçalves, Diogo Marques, Inês Faria, Maria das Dores Macias, Nuno Neves, Nádia Silva, Vanessa Rocha, António Santos Silva   +9 more
doaj   +1 more source

Part I: Enzymatic treatment of Bamboo, Bamboo/Cotton knitted fabric using brewer’s yeast suspension

Alexandria Engineering Journal, 2019
In this paper, the optimization of the bio-treatment of bamboo and bamboo/cotton knitted fabrics using brewer’s yeast suspension has been accomplished. After enzymatic treatment, the dyeing operation by using Brazilwood natural type was applied.
Hala Shawky El-Khatib, Alaa Arafa Badr, Walaa Ali Diyab, Rasha Mohammed Atia   +3 more
doaj   +1 more source

Changes in soluble carbohydrates during storage of Caesalpinia echinata LAM. (Brazilwood) seeds, an endangered leguminous tree from the Brazilian Atlantic Forest [PDF]

Brazilian Journal of Biology, 2006
Caesalpinia echinata seeds stored in laboratory environmental conditions lose their viability in one month whilst under low temperatures germination is maintained for 18 months of storage. These seeds are tolerant to desiccation, keeping their viability up to 0.08 gH2O.gDW-1.
Garcia, I. S., Souza, A., Barbedo, C. J., Dietrich, S. M. C., Figueiredo-Ribeiro, R. C. L.   +4 more
openaire   +5 more sources

Relações do N, P e K com a fluorescência da clorofila, teores de nutrientes foliares e carboidratos solúveis do caule de Caesalpinia echinata Lam.

Hoehnea
RESUMO Esse trabalho foi realizado com o objetivo de avaliar o efeito de suplementação de N, P e K no acúmulo foliar desses elementos e suas relações com os parâmetros da fluorescência da clorofila a e com a concentração de carboidratos solúveis em ...
Geraldo Rogério Faustini Cuzzuol, Emerson Campos Canal, Vinícius Novo Gama, Leonardo Valandro Zanetti   +3 more
doaj   +1 more source