Results 21 to 30 of about 62,593,685 (195)

Programa Nacional de Melhoramento do Gir Leiteiro: sumário brasileiro de touros: 6ª avaliação genômica de touros: resultado do teste de progênie - abril 2023. [PDF]

open access: yes, 2023
O objetivo do Programa Nacional de Melhoramento do Gir Leiteiro é promover o melhoramento genético da raça Gir por meio de identificação e seleção de animais geneticamente superiores para a produção de leite e seus constituintes, características ...

core   +1 more source

The combined role of dispersal and niche evolution in the diversification of Neotropical lizards

open access: yesEcology and Evolution, Volume 10, Issue 5, Page 2608-2625, March 2020., 2020
We integrated ecological and molecular data to investigate the relative roles of biogeographic events and niche evolution on the diversification of a lizard genus distributed in Neotropical rainforests and savannas. Our results suggest that dispersal and ecological divergence could have a more important role in Neotropical diversification than ...
Yumi Sheu   +6 more
wiley   +1 more source

Nutritional requirements for germination and in vitro development of three Orchidaceceae species in the southern Brazilian Amazon

open access: yesOrnamental Horticulture, 2018
Tissue culture is an alternative form of producing healthy, vigorous and regular plants on a large scale. The purpose of this study was to evaluate the most efficient culture medium for in vitro plantlet germination and development of three Orchidaceae ...
Viviane Luiza Hunhoff   +4 more
doaj   +1 more source

Heritability and the genotype × environment interaction in soybean

open access: yesAgrosystems, Geosciences &Environment, Volume 3, Issue 1, 2020., 2020
Abstract The objectives of this study were to examine the implication of the genotype × environment interaction (G × E) in the identification of genetically superior soybean [Glycine max (L.) Merr.] progenies; to obtain estimates of genetic and phenotypic parameters for agronomic traits in soybean progenies; and to select genetically superior progenies
Mariane Cristina Bianchi   +4 more
wiley   +1 more source

Genetic divergence of Heliconiaceae species in the Central West Brazil region

open access: yesAgronomía Colombiana, 2017
The purpose of this study was to describe morphological traits and estimate genetic divergence and parameters between accessions of the genus Heliconia sp. from different municipalities in the state of Mato Grosso, Brazil.
Cintia Graciele Da Silva   +5 more
doaj   +1 more source

Estimation of Nuclear Genome Size of Three Species of Camponotus (Mayr, 1861) (Hymenoptera: Formicidae: Formicinae) and Their Cytogenetic Relationship

open access: yesSociobiology, 2016
The chromosome variability among ant species is remarkable, and the processes generating such variation are still under discussion since polyploidy has been observed in some distinct taxa.
Hilton Jeferson Alves Cardoso de Aguiar   +4 more
doaj   +1 more source

Secondary pollen presentation and foral traits of Heliconia psittacorum

open access: yesOrnamental Horticulture, 2018
The secondary presentation of pollen consists of a foral mechanism where the presentation of pollen occurs in other foral structures in addition to the anther, in order to increase the precision of the dispersion of the pollen by the vectors.
Talita Oliveira Nascimento   +5 more
doaj   +1 more source

Programa Nacional de Melhoramento do Gir Leiteiro - 14ª prova de pré-seleção de touros: touros pré-selecionados por meio de avaliação genômica - abril 2023. [PDF]

open access: yes, 2023
Neste documento são apresentados os resultados da 14º Prova de Pré-Seleção de touros candidatos ao teste de progênie do Programa Nacional de Melhoramento Genético do Gir Leiteiro (PNMGL).
OLIVEIRA, G. R. A. e   +16 more
core   +1 more source

BRS Rubiflora: híbrido de Passiflora para uso como planta ornamental

open access: yesOrnamental Horticulture, 2007
Neste trabalho, objetivou-se apresentar o híbrido BRS Rubiflora obtido no programa de melhoramento genético de maracujazeiro ornamental conduzido na Embrapa  cerrados.
Fábio Gelape Faleiro   +6 more
doaj   +1 more source

BRS Roseflora: híbrido de Passiflora para uso em paisagismo

open access: yesOrnamental Horticulture, 2007
Neste trabalho, objetivou-se apresentar o híbrido BRS Roseflora obtido no programa de melhoramento genético de maracujazeiro ornamental conduzido na Embrapa ...
Keize Pereira Junqueira   +6 more
doaj   +1 more source

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