Download scientific diagram | Análisis mendeliano de la autofecundación de una planta transgénica, que porta una copia del transgene que confiere tolerancia. A utilização da AI no melhoramento de plantas é feita há bastante tempo, mas .. a auto-incompatibilidade possa limitar a possibilidade de se autofecundar e. En Fitogenetecnia, se refiere a al capacidad de autofecundación de una planta, o al cruzamiento entre plantas, sin existir impedimento genético, morfológico o.

Author: Kele Dunris
Country: Spain
Language: English (Spanish)
Genre: Science
Published (Last): 20 November 2011
Pages: 94
PDF File Size: 14.71 Mb
ePub File Size: 4.80 Mb
ISBN: 550-2-32066-892-1
Downloads: 8329
Price: Free* [*Free Regsitration Required]
Uploader: Goltitaxe

Precision requires that the term self-pollination autofecundxcion restricted to those plants that accomplish pollination without an external pollinator. Universidad Nacional del Nordeste. How to cite this article. Existem diversos maneiras de superar a barreira da AI.

Reprodución das plantas

Soluble solids values varied around 0. The Journal of Heredity, v. The evolution of inbreeding in plants.

Pollen cytology and self-incompatibility systems in plants. After one month, seedlings were transplanted to a nursery and kept for ahtofecundacion days before transplanting to the field.

International Journal of Plant Sciences 1: Planas exposto, existen tres tipos diferentes de mecanismos de apomixe: Plots comprised four rows of 5. Evolution, Diversity, and Mechanisms. Auxin modification of the incompatibility response in Theobroma cacao. In the pioneer research, the most spectacular yield increases were obtained by using hybrids involving two or more selfed lines in maize. Sexual Plant Reproduction, v. A high rate of tall seedlings was observed in SP, which produced a high frequency The pollen determinant of self-incompatibility in Brassica campestris.


How does self-pollination evolve? Molecular analysis of genetic relatedness among alfalfa clones differing in levels of self-incompatibility. Sexual Plant Reproductionv. Services on Demand Journal. The soluble solids segregation observed in atofecundacion and even high-Brix varieties increases the possibility of quick improvement in this trait. Controlling self-incompatibility by Planttas 2 gas treatment in Brassica campestris: Monographs on Theoretical and Applied Genetics no.

Disomic control of self-incompatibility in the tetraploid Ranunculus repens Ranunculaceae. Relationship between polyploidy and pollen self-incompatibility phenotype autofecundacin Petunia hybrida Vilm.

Seasonal and population differences in a grass. Apomixis in higher plants.

Self-incompatibility in plants

Developmental Geneticsv. Utilization of hybrid vigor. Correlation of stylar ribonuclease zymograms with incompatibility alleles in sweet cherry. Selfing-derived clones can be used to produce hybrid vigor in crossings. A line which has been selfed for several generations resulting in a high degree of homozygoty. This study was undertaken to obtain and evaluate first-generation inbred lines that may be used for further crosses and determine the extent of inbreeding autofdcundacion in sugarcane.

A collection of writing tools that cover the many facets of English and French grammar, style and usage.

Molecular aspects of the self-incompatibility systems of Brassica and Nicotiana. Except autofecundaacion genotype WI Table 3in which many progenies 40 exceeded the parental level by a substantial margin. That is xutofecundacion, while crossing sugarcane, self-pollination is actively avoided by physical treatment, as it is believed that a reduction in vigor could occur CASSALETT et al.

Related Posts  E3F3 OMRON PDF

Both stalk height and stalk weight showed to be subjected to fairly strong inbreeding depression. Existem casos de controle bifatorial e mesmo polifatorial da AIG.

Gametophytic apomixis and evolution in plants. Plant Molecular Biologyv.

Molecular mechanisms of self-recognition in Brassica self-incompatibility. The selection of self-fertilization. Embryology of Angiosperms, B. Twelve months after planting the levels of soluble solids and stalk number, height, diameter and weight were evaluated. Os esporanxios poden estar dispersos ou agrupados en soros. On the other hand, the progeny of SP, which is moderately tall average 1. For the inbreeding depression occurrence, besides heterozigosity in the locus, there should be dominance and or epistasis in the character control.

Selfing varieties with high diameter of the stalks i. A collection of writing tools that cover the many facets of English and French grammar, style and usage. SP, parental mean diameter of 3. The yield traits evaluation gave some surprising results opening us the possibility of accelerated varietal improvement for sugarcane yield.