Results 101 to 110 of about 38,687 (224)

Analysis of DREB1D gene sequence in different Coffea genotypes : S03P07 [PDF]

, 2013
In several plant species, the DREB genes play a key role in responses to abiotic stress. Since the development of molecular markers is one of the major goals for accelerating breeding programs, a study was done to evaluate the sequence variability of the
Alves, Gabriel Sergio Costa, Andrade, Alan Carvalho, Freire, Luciana Pereira, Marraccini, Pierre, Paiva, L.V., Pot, David, This, Dominique, Vieira, Natalia Gomes   +7 more
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Condicionamento fisiológico na germinação e no vigor de sementes armazenadas de café Stored coffee seeds germination and vigour as affected by physiological conditioning

Ciência Rural, 2008
O objetivo do trabalho foi avaliar o efeito do condicionamento fisiológico na germinação e no vigor de sementes armazenadas de café. Para tanto, as sementes de café da cultivar "Catuaí Vermelho IAC 144" foram secas até atingir 30% de água e expostas a ...
Madelon Rodrigues Sá Braz, Claudia Antonia Vieira Rossetto   +1 more
doaj   +1 more source

Genetic characterization of an elite coffee germplasm assessed by gSSR and EST-SSR markers. [PDF]

, 2011
Coffee is one of the main agrifood commodities traded worldwide. In 2009, coffee accounted for 6.1% of the value of Brazilian agricultural production, generating a revenue of US$6 billion.
CAIXETA, E. T., DIAS, L. A. S., MISSIO, R. F., PENA, G. F., SAKIYAMA, N. S., ZAMBOLIM, E. M., ZAMBOLIM, L.   +6 more
core   +1 more source

Viabilidade técnico-econômica do uso do sistema de irrigação por gotejamento na cultura do cafeeiro Technical and economical viability of the use of drip irrigation system in coffee crop

Revista Brasileira de Engenharia Agrícola e Ambiental, 2003
O objetivo geral do presente trabalho foi o estudo técnico e econômico do uso do sistema de irrigação por gotejamento, na cultura do café na região de Lavras, MG.
Adriana L. da Silva, Manoel A. de Faria, Ricardo P. Reis   +2 more
doaj   +1 more source

Taxonomia de Coffea arabica L.: III - Coffea arabica L. var. anormalis

, 1950
A espécie Coffea arabica L. é polimorfa ; vinte e cinco variedades e quatro formas já se acham descritas. As formas homozigotas para fatores genéticos novos estão sendo descritas como variedades, não se considerando como tais as numerosas recombinações, obtidas no decurso dos trabalhos relativos à genética dessa espécie.
Krug, C. A., Carvalho, A., Mendes, J. E. T.   +2 more
openaire   +2 more sources

The Lipidic and Volatile Components of Coffee Pods and Capsules Packaged in an Alternative Multilayer Film

Foods
Coffee pods and capsules require packaging that guarantees the optimal coffee preservation. The chemical composition of coffee can undergo quality decay phenomena during storage, especially in terms of lipidic and volatile components.
Giulia Basile, Lucia De Luca, Martina Calabrese, Gianfranco Lambiase, Fabiana Pizzolongo, Raffaele Romano   +5 more
doaj   +1 more source

Constituintes químicos e teor de extrato aquoso de cafés arábica (coffea arabica l.) e conilon (coffea canephora pierre) torrados Chemical Evaluation and Aqueous extract of roasting coffes (Coffea arabica L.) and conilon (Coffea canephora Pierre)

Ciência e Agrotecnologia, 2003
Conduziu-se este trabalho com o objetivo de quantificar e caracterizar a composição química de cafés arábica e robusta de safras diferentes e seus efeitos na qualidade do café torrado.
Simone Miranda Fernandes, Rosemary Gualberto Fonseca Alvarenga Pereira, Nísia Andrade Villela Dessimoni Pinto, Marcela Carlota Nery, Flávia Renata Magalhães de Pádua   +4 more
doaj   +1 more source

Multiplication of embryogenic calli in Coffea arabica L.=Indução e multiplicação de calos embriogênicos de Coffea arabica L.

Acta Scientiarum: Agronomy, 2012
The goal of this project was to evaluate the embryogenic callus induction of two Coffea arabica clones selected for their characteristics of rust resistance and high yield, as well as to compare their multiplication in two different media under both solid and liquid cultivation conditions. The protocol described by Teixeira et al.
João Batista Teixeira, Ana Carolina Ramia Santos, Moacir Pasqual, Carlos Henrique Siqueira de Carvalho, Juliana Costa de Rezende   +4 more
openaire   +1 more source

Sequence organisation and conservation at homeologous regions ln the recent allotetraploid coffee (Coffea arabica L.) [PDF]

, 2009
Coffee is one of the world's largest traded commodities produced in more than 60 countries. Coffee species belong to the Rubiaceae family and commercial coffee production relies mainly on two closely related species: Coffea arabica and C.
Cenci, Alberto, Combes, Marie-Christine, Etienne, Hervé, Lashermes, Philippe, Ribas, Alessandra   +4 more
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Interaction between Coffee (Coffea arabica L.) and Intercropped Herbs under Field Conditions in the Sierra Norte of Puebla, Mexico

Journal of Agriculture and Rural Development in the Tropics and Subtropics, 2008
Caffeine released from decaying seeds and leaves accumulates in a soluble form in the soil. The compound is known to inhibit mitosis, reduce the access of nutrients and water to surrounding plants which is one of limiting problems in intercropped coffee ...
Alex Pacheco Bustos, H. Jürgen Pohlan, Margot Schulz   +2 more
doaj