Search Results - "Valle, C.B."

Evaluation of microsporogenesis in an interspecific Brachiaria hybrid (Poaceae) collected in distinct years by Fuzinatto, V.A, Pagliarini, M.S, Valle, C.B

“…Microsporogenesis in an interspecific Brachiaria hybrid, grown in the field under natural environmental conditions in Brazilian savannas, was analyzed in three…”
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Origin of a polyploid accession of Brachiaria humidicola (Poaceae: Panicoideae: Paniceae) by Boldrini, K.R, Micheletti, P.I, Gallo, P.H, Mendes-Bonato, A.B, Pagliarini, M.S, Valle, C.B

“…Brachiaria humidicola, a species adapted to poorly drained and infertile acid soils, is widely used throughout the tropics. Cytological characterization of 54…”
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Symmetric pollen mitosis I and suppression of pollen mitosis II prevent pollen development in Brachiaria jubata (Gramineae) by Risso-Pascotto, C, Pagliarini, M S, Valle, C B, Jank, L

“…Microsporogenesis and pollen development were analyzed in a tetraploid (2n = 4x = 36) accession of the forage grass Brachiaria jubata (BRA 007820) from the…”
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Cell fusion and cytomixis during microsporogenesis in Brachiaria humidicola (Poaceae) by Boldrini, K.R., Pagliarini, M.S., do Valle, C.B.

“…During cytological analysis of microsporogenesis in 28 polyploid accessions of Brachiaria humidicola (Poaceae) from the Embrapa Beef Cattle germplasm…”
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Mitotic behavior in root tips of Brachiaria genotypes with meiotic chromosome elimination during microsporogenesis by Felismino, M.F, Silva, N, Pagliarini, M.S, Valle, C.B

“…Three accessions of Brachiaria brizantha, three of B. humidicola, and two interspecific hybrids between B. ruziziensis and B. brizantha were analyzed with…”
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Duplication of the chromosome number of diploid Brachiaria brizantha plants using colchicine by PINHEIRO, A. A, POZZOBON, M. T, DO VALLE, C. B, PENTEADO, M. I. O, CARNEIRO, V. T. C

“…Some species of Brachiaria, generally tetraploid apomictic varieties, have become important forage grasses in the tropics. Breeding of Brachiaria depends on…”
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Meiotic behavior of Brachiaria decumbens hybrids by Souza, V F, Pagliarini, M S, Valle, C B, Bione, N C P, Menon, M U, Mendes-Bonato, A B

“…Brachiaria decumbens is a forage grass of inestimable value for livestock in Brazil due to its production of good quality forage even when planted on acid and…”
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Estimation of genetic parameters and selection of Brachiaria humidicola progenies using a selection index by Figueiredo, U.J. de, Nunes, J.A.R, Valle, C.B. do

“…The objectives of this study were to estimate genetic parameters for agronomic and nutritive value traits for leaves and stems of Brachiaria humidicola…”
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Stigma receptivity, mode of reproduction, and mating system in Mesosetum chaseae Luces (Poaceae), a native grass of the Brazilian Pantanal by Silva, L A C, Pagliarini, M S, Santos, S A, Valle, C B

“…Mesosetum chaseae Luces, known regionally as "grama-do-cerrado", is abundant in the Pantanal region in Brazil and contributes significantly to livestock and…”
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Genetic diversity and population structure analysis of the tropical pasture grass Brachiaria humidicola based on microsatellites, cytogenetics, morphological traits, and geographical origin by Jungmann, L, Vigna, B B Z, Boldrini, K R, Sousa, A C B, do Valle, C B, Resende, R M S, Pagliarini, M S, Zucchi, M I, de Souza, A P

“…Brachiaria humidicola (Rendle) Schweick. is a warm-season grass commonly used as forage in the tropics. Accessions of this species were collected in eastern…”
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Chromosome duplication in Brachiaria (A. Rich.) Stapf allows intraspecific crosses by Simioni, C., Valle, C.B.

“…Brachiaria decumbens cv. Basilisk is the single most important forage grass used for pastures in the tropics.Breeding to produce improved cultivars has been…”
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Meiotic behavior of a nonaploid accession endorses x = 6 for Brachiaria humidicola (Poaceae) by Boldrini, K R, Pagliarini, M S, Valle, C B

“…Brachiaria humidicola (Poaceae), originally from Africa, is an economically important pasture plant in tropical South America. An accession of B. humidicola…”
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Identification of a molecular marker linked to apomixis in Brachiaria humidicola (Poaceae) by Zorzatto, C, Chiari, L, De Araújo Bitencourt, G, Do Valle, C.B, De Campos Leguizamón, G.O, Schuster, I, Pagliarini, M.S

“…With 1 figure and 1 table ABSTRACT: A bulked segregant analysis using RAPD technique was carried out to identify molecular markers linked to apomixis in a…”
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Microsporogenesis in Brachiaria dictyoneura (Fig. & De Not.) Stapf (Poaceae: Paniceae) by Risso-Pascotto, C, Pagliarini, M.S, Valle, C.B

“…Microsporogenesis was analyzed in five accessions of Brachiaria dictyoneura presenting x = 6 as the basic chromosome number. All accessions were tetraploid (2n…”
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Meiotic behavior in interspecific hybrids between Brachiaria ruziziensis and Brachiaria brizantha (Poaceae) by Risso-Pascotto, C, Pagliarini, M.S, Valle, C.B. do

“…The meiotic behavior of two half-sib interspecific tetraploid (2n = 4x = 36) promising hybrids, a sexual and an apomictic one, from crosses B. ruziziensis and…”
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Meiotic behavior in nonaploid accessions of Brachiaria humidicola (Poaceae) and implications for breeding by Boldrini, K R, Adamowski, E V, Silva, N, Pagliarini, M S, Valle, C B

“…Brachiaria humidicola is a grass adapted to seasonally swampy grasslands in Africa; two cultivars, 'common' and Llanero, are widely used in Brazilian pastures…”
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Microsporogenesis in Brachiaria brizantha (Poaceae) as a selection tool for breeding by Pagliarini, M S, Valle, C B, Santos, E M, Mendes, D V, Bernardo, Z H, Mendes-Bonato, A B, Silva, N, Calisto, V

“…The genus Brachiaria comprises more than 100 species and is the single most important genus of forage grass in the tropics. Brachiaria brizantha, widely used…”
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Genome elimination during microsporogenesis in two pentaploid accessions of Brachiaria decumbens (Poaceae) by Ricci, G C L, Pagliarini, M S, Valle, C B

“…Polyploidy is a prominent and significant force in plant evolution, taking place since ancient times and continuing until today. Recent cytogenetic studies in…”
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Multiple spindles and cellularization during microsporogenesis in an artificially induced tetraploid accession of Brachiaria ruziziensis (Gramineae) by Risso-Pascotto, C, Pagliarini, M.S, Valle, C.B. do

“…The genus Brachiaria is characterized by a majority of polyploid accessions--mainly tetraploid--and apomictic reproduction. Sexuality is found among diploids…”
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Microsporogenesis in sexual Brachiaria hybrids (Poaceae) by Fuzinatto, V.A, Pagliarini, M.S, Valle, C.B

“…Three sexual interspecific hybrids of Brachiaria (HBGC076, HBGC009, and HBGC014) resulting from crosses between B. ruziziensis (female genitor) and B…”
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