Results 41 to 50 of about 312 (123)

Evaluation of the genetic potential of coffee trees in agroforestry systems with rubber trees

Bragantia
This study sought to identify superior genotypes of Coffea arabica and Coffea canephora suitable for agroforestry systems. The experiment took place in two distinct environments: monoculture and an agroforestry system featuring rubber trees (Hevea ...
João Senra, Marcone Comério, Rosana Gomes de Oliveira, Viviane Alexia Correia Silva, Willian Moreira Gomes, M. A. Ferrão, Abrãao Carlos Verdin Filho, P. Volpi, R. G. Ferrão, A. F. A. Fonseca, M. Tomaz   +10 more
semanticscholar   +1 more source

Genetic tolerance to Ceratocystis wilt in melina (Gmelina arborea Roxb.)

Silvae Genetica, 2021
Gmelina arborea is the second most planted tree species in Costa Rica, and one of the most important in several Latin American countries. In recent years, a disease caused by Ceratocystis fimbriata, has spread throughout Latin America, leading to the ...
Dawa Méndez-álvarez, O. Murillo-Gamboa, Y. Badilla-Valverde, William Hernández-Castro   +3 more
semanticscholar   +1 more source

Prediction methods and heterogeneity effects of residual variances within genetic treatments in clone tests Procedimentos de predição e efeitos da heterogeneidade de variâncias residuais dentro de tratamentos genéticos

Pesquisa Florestal Brasileira, 2011
<p>The aim of this study was to compare, through simulation, the BLUP and BLUP-HET procedures for breeding values prediction under heterogeneity of residual variances. Random data were generated with spread sheet, considering a variance of 0,10 and
Diego Tyszka Martinez, Marcos Deon Vilela de Resende, Antonio Rioyei Higa, Reginaldo Brito da Costa   +3 more
doaj   +1 more source

Selection of genotypes of sapodilla (Manilkara zapota) based on fruit morphometric and chemical traits.

Brazilian journal of biology = Revista brasleira de biologia
Sapodilla (Manilkara zapota) is a tropical fruit tree valued for its nutritional and economic potential and is increasingly important in northeast Brazil.
P. M. S. Rivas, A. S. M. Nascimento, J. M. A. Silva, S. H. S. Felipe, L. C. F. Reis, A. C. Everton, T. V. Costa, G. L. Alves, J. R. G. Araújo, T. R. Corrêa   +9 more
semanticscholar   +1 more source

Assessment of anthracnose resistance and agromorphological traits in fifth-generation lima bean populations

Bragantia
Lima bean (Phaseolus lunatus L.) is an important socioeconomic legume in northeastern Brazil, particularly among small- and medium-scale farmers. Despite its nutritional value and role in food security, crop yield is often compromised by diseases such as
Kathully Karolaine Brito Torres, M. V. D. Brito, João Vitor Morais Sousa, Giovana Bezerra França, Marcones Ferreira Costa, C. H. A. Matos Filho, V. B. D. Silva, A. C. Lopes, M. P. Melo, Regina Lucia Ferreira Gomes   +9 more
semanticscholar   +1 more source

CARACTERIZAÇÃO FENOTÍPICA DA Parkia pendula: SUBSÍDIOS PARA A CONSERVAÇÃO E MELHORAMENTO GENÉTICO

REMUNOM
A conservação da biodiversidade representa um dos principais desafios frente à crescente degradação ambiental e às mudanças climáticas. Nesse contexto, a conservação ex situ tem sido amplamente utilizada para a manutenção de recursos genéticos vegetais ...
Everlane Conceição do Nascimento, Marília Freitas de Vasconcelos Melo, Sheila Valéria Álvares Carvalho, Josias Divino Silva de Lucena, Andréa De Vasconcelos Freitas Pinto, Hugo Henrique Costa do Nascimento   +5 more
semanticscholar   +1 more source

Selection between and within half-sibling progenies of Ilex paraguariensis for adventitious rooting of mini-cuttings

Crop Breeding and Applied Biotechnology, 2020
This study aimed to evaluate half-sibling progenies for developing breeding strategies and to select mate clones with adventitious root competence, required for vegetative propagation by mini-cuttings. For rooting, single-bud mini-cuttings of 2 cm length
Dilson Antônio Bisognin, Denise Gazzana, Nathalia Pimentel, Gabriele Thais Lohmann, Janaina de Fatima Spanevello   +4 more
doaj  

Coeficiente de repetibilidade para produção de frutos e seleção de matrizes de Bertholletia excelsa (Bonpl.) em castanhais nativos do estado do Acre

, 2020
More than 95% of Brazil nut production in Brazil comes from the extractive collection, with few plantations for commercial production. To contribute with Brazil nut tree genetic improvement, this study aimed to estimate number of fruits (NFP ...
V. Azevedo, L. H. O. Wadt, C. A. Pedrozo, M. D. V. Resende   +3 more
semanticscholar   +1 more source

Variabilidade genética para caracteres morfométricos de matrizes de castanha-do-brasil da Amazônia Mato-grossense Genetic variability for morphometric characteristics in brazilian nut parent trees from northern Mato Grosso, Amazon rain forest

Acta Amazonica, 2010
O presente estudo objetivou estudar a variabilidade genética de matrizes de Bertholletia excelsa através da estimação de parâmetros e ganhos genéticos para os caracteres peso/ouriço (g), peso de sementes/ouriço (g) e número de sementes/ouriço no pré ...
Flora Ferreira Camargo, Reginaldo Brito da Costa, Marcos Deon Vilela de Resende, Raul Alffonso Rodrigues Roa, Natasha Brianez Rodrigues, Leonardo Vivaldini dos Santos, Ana Carla Almeida de Freitas   +6 more
doaj   +1 more source

4,5 years -old provenance/ progeny test analysis  of juglans  neotropica diels in Tunshi, Ecuador

Salud, Ciencia y Tecnología
Introduction: Juglans neotropica Diels (walnut), a tree species native to the Andes, has a high commercial and socioeconomic value due to its fine wood, use in the textile industry, food and medicine.
Raúl Armando Ramos Veintimilla, O. Murillo-Gamboa, Rosa Castro-Gómez   +2 more
semanticscholar   +1 more source