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Meiotic studies in Musa L. have been hampered by: 1) time-consuming efforts required to find the correct stages of cell division; 2) rigidity of the microsporocyte cell wall that makes preparation of smears difficult; and 3) poor staining of prophase chromosomes. This study describes an improved ...


Adeleke, M.Pillay, M.Okoli, B.E.[An improved method for examining meiotic chromosomes in Musa L.]An improved method for examining meiotic chromosomes in Musa L.

Plantains and bananas (Musa spp. L.) are inter- or intraspecific triploid hybrids derived from crosses between M. acuminata Colla. (A genome) and M. balbisiana Colla. (B genome). Cultivars have been assigned to different taxonomic groups (AA, BB, AAA, AAB, ABB, etc.) based on morphological qualit...


Osuji, J.O.Okoli, B.E.Vuylsteke, D.R.Ortiz, R.[Multivariate pattern of quantitative trait variation in triploid banana and plantain cultivars]Multivariate pattern of quantitative trait variation in triploid banana and plantain cultivars

Epidermal and histological characterization of Musa species and cultivars were carried out to investigate the descriptor value of calcium oxalate between groups and subgroups of cultivars. Epidermal peels of the bracts of selected plantain and banana cultivars stained with 0.01% safranin solution...


Osuji, J.O.Okoli, B.E.Ortiz, R.[Taxonomic value of calcium oxalate cystals in Musa germplasm]Taxonomic value of calcium oxalate cystals in Musa germplasm

Musa acuminata Colla (AA genomes) and Musa balbisiana Colla (BB genomes) are the diploid ancestors of modern bananas that are mostly diploid or triploid cultivars with various combinations of the A and B genomes, including AA, AAA, BB, AAB and ABB. The objective of this study was to identify mole...


Nwakanma, D.C.Pillay, M.Okoli, B.E.Tenkouano, A.[PCRRFLP of the ribosomal DNA internal transcribed spacers (ITS) provides markers for the A and B genomes in Musa L.]PCRRFLP of the ribosomal DNA internal transcribed spacers (ITS) provides markers for the A and B genomes in Musa L.

The objective of this study was to construct a molecular phylogeny of the genus Musa using restriction-site polymorphisms of the chloroplast (cpDNA) and mitochondrial DNA (mtDNA). Six cpDNA and two mtDNA sequences were amplified individually in polymerase chain reaction (PCR) experiments in 13 sp...


Nwakanma, D.C.Pillay, M.Okoli, B.E.Tenkouano, A.[Sectional relationships in the genus Musa L. inferred from PCRRFLP of organelle DNA sequences]Sectional relationships in the genus Musa L. inferred from PCRRFLP of organelle DNA sequences
Osuji, J.O.Okoli, B.E.Ortiz, R.[Histochemical localization of calcium oxalate crystals in fruits of plantain and banana cultivars]Histochemical localization of calcium oxalate crystals in fruits of plantain and banana cultivars

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