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[PDF] Top 20 Self incompatibility in Eucalyptus

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Self incompatibility in Eucalyptus

Self incompatibility in Eucalyptus

... Most species exhibit a marked reduction in seed yield following self-pollination compared to outcrossing, although within species there is considerable variation in the level of self-fer[r] ... See full document

6

Sources of variation in self incompatibility in the Australian forest tree, Eucalyptus globulus

Sources of variation in self incompatibility in the Australian forest tree, Eucalyptus globulus

... prevent self-fertilization and isolation of the flower with a bag to exclude other pollen; (b) pollination a week later when the stigma was receptive; and (c) removal of the bag 3 – 4 weeks later (Tibbits, 1986; ... See full document

9

Characterization of gametophytic self-incompatibility of superior clones of Coffea canephora

Characterization of gametophytic self-incompatibility of superior clones of Coffea canephora

... The rate of fruit set after directed hybridization varies according to the species and the environment (CARVALHO et al., 1991). The compatible crosses exhibited a mean rate of fruit set of 44%, with amplitude from 26% to ... See full document

11

Efficacy of Natural Oils from Eucalyptus Species against Cochineal Insect

Efficacy of Natural Oils from Eucalyptus Species against Cochineal Insect

... to Eucalyptus globulus and those commercial pesticides studied before under the same situations higher insecticidal activity has recorded ...specific eucalyptus species has yellowish color and strong ... See full document

9

Maximum-Likelihood Estimation of Rates of Recombination Within Mating-Type Regions

Maximum-Likelihood Estimation of Rates of Recombination Within Mating-Type Regions

... the self-fertile Neurospora tetrasperma, the chro- tis-specific expression, occur in palindromes, and have mosomal segment in which the highly rearranged alter- their most closely related homologs dispersed ... See full document

14

On the evolution of genetic incompatibility systems. VI. A three-locus modifier model for the origin of gametophytic self-incompatibility.

On the evolution of genetic incompatibility systems. VI. A three-locus modifier model for the origin of gametophytic self-incompatibility.

... In contrast, the findings presented in the preceding section indicate that overdominant viability selection at a single locus, which generates lower levels of inbreedin[r] ... See full document

17

INCOMPATIBILITY RELATIONSHIPS IN CERTAIN COMPLEX-HETEROZYGOTES OF OENOTHERA

INCOMPATIBILITY RELATIONSHIPS IN CERTAIN COMPLEX-HETEROZYGOTES OF OENOTHERA

... STEINER showed that the self-incompatibility of the alphaalphas results from a n inhibition of pollen tube growth and can be explained on the basis of the gametophytic [r] ... See full document

20

Trans-specificity at Loci Near the Self-Incompatibility Loci in Arabidopsis

Trans-specificity at Loci Near the Self-Incompatibility Loci in Arabidopsis

... The size of the region of low recombination around the Arabidopsis S-locus cannot yet be accurately esti- mated, because different S-haplotypes are rearranged with respect to gene order and distances between genes. ... See full document

6

Pollen recognition during the self incompatibility response in plants

Pollen recognition during the self incompatibility response in plants

... Genetic control of self-incompatibility (SI). When allelic forms (haplotypes) of the S locus are matched in pollen (male tissue) and pistil (female tissue) the pollen is rendered incompatible. The ... See full document

6

FREQUENCY AND DISTRIBUTION OF SELF-INCOMPATIBILITY ALLELES IN  RAPHANUS RAPHANISTRUM

FREQUENCY AND DISTRIBUTION OF SELF-INCOMPATIBILITY ALLELES IN RAPHANUS RAPHANISTRUM

... When the five populations were treated as samples from a panmictic species, the four dominant or independent test alleles had an observed mean frequency of .026; the two stigma [r] ... See full document

11

Recombination, Balancing Selection and Phylogenies in MHC and Self-Incompatibility Genes

Recombination, Balancing Selection and Phylogenies in MHC and Self-Incompatibility Genes

... deviation is remarkably consistent over the four differ- ent kinds of systems, even though these are based on completely different molecular mechanisms. Two hypoth- eses have been put forward to explain this observation. ... See full document

12

A generalized least-squares estimate for the origin of sporophytic self-incompatibility.

A generalized least-squares estimate for the origin of sporophytic self-incompatibility.

... My estimates of divergence rates and times derive from a phylogenetic analysis of 29 amino acid se- quences, including homologues in Arabidopsis thalzana, Lycqbersico[r] ... See full document

18

MUTATIONS OF SELF-INCOMPATIBILITY ALLELES IN TRIFOLIUM PRATENSE AND T. REPENS

MUTATIONS OF SELF-INCOMPATIBILITY ALLELES IN TRIFOLIUM PRATENSE AND T. REPENS

... I n order to select a particular dose of irradiation most suitable for this experiment, a test was carried out with one clone (27) of T. The effects of increasing dose on see[r] ... See full document

17

Public Perception of the Police and Crime Prevention in Nigeria

Public Perception of the Police and Crime Prevention in Nigeria

... The police gave various reasons for the incompatibility of the police and self help security groups in crime prevention ranging from the perceived enmity between the two orga[r] ... See full document

12

PHYSIOLOGICAL BEHAVIOUR VIS-A-VIS WATER LOGGING CONDITIONS IN SOME TREE SPECIES

PHYSIOLOGICAL BEHAVIOUR VIS-A-VIS WATER LOGGING CONDITIONS IN SOME TREE SPECIES

... clone-10, Eucalyptus tereticornis clone-130, Eucalyptus tereticornis clone-3, Eucalyptus hybrid clone (Eucalyptus tereticornis x Eucalyptus camaldulensis), Tamarix aphylla, Prosopis ... See full document

10

Hybrid breeding of cauliflower using self incompatibility and cytoplasmic male sterility

Hybrid breeding of cauliflower using self incompatibility and cytoplasmic male sterility

... Self-incompatible S homozygous sublines were derived from the cauliflower hybrid cv. Montano (MT) by means of inbreeding and subsequent selec- tion of SI plants. The SI character of these lines is highly reliable; ... See full document

5

The Number of Self-Incompatibility Alleles in a Finite, Subdivided Population

The Number of Self-Incompatibility Alleles in a Finite, Subdivided Population

... 2 Nm p . new zygotes are produced in each deme. Each gene is then subjected to mutation with probability u, with each mutation Gametophytic self-incompatibility: Wright (1939) extended the giving rise to a ... See full document

10

Gene and allelic genealogies at a gametophytic self-incompatibility locus.

Gene and allelic genealogies at a gametophytic self-incompatibility locus.

... This observation had already been reported by HUDSON and -LAN (1986) for nested subsampling at a neutral locus and points to the importance of having a knowledge of the alle[r] ... See full document

9

Evolutionary Dynamics of Self-Incompatibility Alleles in Brassica

Evolutionary Dynamics of Self-Incompatibility Alleles in Brassica

... Self-incompatibility in Brassica entails the rejection of pollen grains that express specificities held in common with the seed parent. In Brassica, pollen specificity is encoded at the multipartite ... See full document

9

Self incompatibility systems: barriers to self fertilization in flowering plants

Self incompatibility systems: barriers to self fertilization in flowering plants

... of self pollen tubes in poppy The SI response of poppy (Papaver rhoeas) is manifested during or shortly after pollen tube germi- nation at the stigma surface and results in death of pollen tubes after penetration ... See full document

11

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