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      Evolutionary BiologyPlant BiologyPlant SystematicsSeasonality
Gibberellins (GAs) play many biological roles in higher plants. We collected and performed genetic analysis on rice (Oryza sativa) GA-related mutants, including GA-deficient and GA-insensitive mutants. Genetic analysis of the mutants... more
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      BotanyGeneticsPlant BiologyBiology
Thalictrum foetidum L. (Ranunculaceae), a morphologically variable and widely distributed species of temperate and alpine Himalayas is worked out cytologically for the first time from India. Earlier studies from outside India were... more
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    •   5  
      Biological SciencesMicronucleiBiologiaSterilization
The paper presents comparative study results of male shoots productivity and pollen quality of mutational witch's broom and a normal part of the tree crown in Korean fir (Abies koreana). The witch's broom, compared with the norm, has... more
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      Pollen Morphologymutational witches’ broomspollen productivitypollen viability
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    •   5  
      Evolutionary BiologyPlant BiologyEcologyPOLLEN GERMINATION
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    •   12  
      TechnologyPollinationBiological SciencesMating System
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    •   6  
      Current ScienceMale FertilityBrassica junceaMale Sterility
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    •   11  
      Electron MicroscopyPlant BiologyScanning Electron MicroscopyPollen
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    •   8  
      TechnologyBiological SciencesPOLLEN GERMINATIONFruit Set
An experiment was conducted in which introduced citrus hybrids (Orlando tangelo, Minneola tangelo, Saminola tangelo, Honey mandarin, Pixie mandarin and Frost dancy tangerine) were crossed with Mosambi, Kinnow and Duncan grapefruit as male... more
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    •   9  
      PakistanPOLLEN GERMINATIONGeneral Combining AbilitySpecific Combining Ability
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    •   9  
      BiologyMultivariate AnalysisGenetic DivergenceGenetic Variability
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    •   6  
      GeneticsPlant BreedingBreeding SystemInterspecific hybrids
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    •   8  
      Evolutionary BiologyPlant BiologyEcologyAmerican
Pollination and fertilization in abscising chilli flowers were studied under glasshouse and field (pot plants planted in the field) conditions of high temperature and high humidity. Pollen viability, pollen tube growth and fertilization... more
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    •   7  
      Seed germinationHigh TemperatureCapsicum annuumScientia
Solanum maglia Schldl. is a wild tuber-bearing species from the Quebrada de Alvarado (Mendoza, Argentina) and the Valparaíso area (Chile). Only diploid cytotypes are known from Argentina, while diploids and triploids are found in Chile.... more
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    •   7  
      Fluorescence MicroscopyAgricultural BiotechnologyPotatoPollen Tube Growth
An in vitro method for the germination of common buckwheat pollen was developed. Pollen grains were successfully germinated in an artificial medium consisting of 0.2 g each of MnSO4, Ca(NO3)2.4H2O and KNO3, 0.04 g H3BO3, 15 g sucrose and... more
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    •   9  
      TechnologyBiological SciencesPOLLEN GERMINATIONPolyethylene Glycol
The analysis of microsporogenesis in endogamous plants of popcorn (S5 to S7) showed several and distinctinterchanges which involve the nucleolus organizer (chromosome 6). The detection of cells with interchanges was facilitatedby the... more
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    •   3  
      Crop breedingZea Mays Lpollen viability
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      Evolutionary BiologyPlant BiologyEvolutionSystematics
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    •   14  
      Evolutionary BiologyPlant BiologyEvolutionSystematics
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    •   7  
      Evolutionary BiologyPlant BiologyPlant SystematicsSeasonality
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    •   11  
      Evolutionary BiologyPlant BiologyEcologyPhenotypic Plasticity
This study had the objective of evaluating the genetic divergence among passion fruit (Passiflora cincinnata Mast.) accessions maintained in the collection of Embrapa Tropical Semi-Arid, Petrolina-PE, Brazil. The experiment was carried... more
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    •   8  
      Multivariate AnalysisGenetic DivergenceGenetic VariabilityLeaf Area
The Passifloraceae is represented by species of tropical and subtropical origin. The Passiflora is the richest genus with approximately 450 species, 200 of them being native to Brazil. Recent karyological studies have reported the basic... more
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    •   7  
      Genome SizeBiological SciencesFISHKaryotype
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    •   14  
      GeneticsPlant BiologyWest AfricaPhylogeny
Trioecy, the co-occurrence of the males, females, and hermaphrodite morphs in natural populations, is a rare and poorly studied breeding system. It is expressed in Coccoloba cereifera, an endemic, and endangered species from the... more
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    •   7  
      Endangered SpeciesBiological SciencesSex DeterminationFruit Set
Abstract. Pollen viability and germination are very important in choosing pollinating varieties needed to ensure high and quality yields. In this study, the viability and germination of pollen from ten apple cultivars growing in high... more
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    •   5  
      BiologyAppleCultivarGermination
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    •   16  
      BiologyBiological SciencesEnvironmental SciencesPOLLEN GERMINATION
Various aspects of the reproductive success of Garcinia atroviridis Griff. were studied. Controlled pollination experiments were carried out in an orchard located in Songkhla province, southern Thailand, from February to July 2003. Floral... more
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      Reproductive SuccessFruit Setpollen viability
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    •   13  
      Plant BiologyBiologyApis melliferaFlora
Reproductive biology and seed germination of tropical
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      Seed germinationPhenologyKey wordspollen viability
Este trabalho teve como finalidade estimar a divergência genética entre acessos de maracujazeiro (Passiflora cincinnata Mast.) conservados na coleção de trabalho da Embrapa Semi-Árido, em Petrolina-PE. O experimento foi conduzido em... more
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    •   9  
      BiologyMultivariate AnalysisGenetic DivergenceGenetic Variability
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    •   5  
      BiologyPotassiumCarica papayaCulture Media
BACKGROUND: Agave tequilana Weber var. azul, is the only one variety permitted by federal law in México to be used for tequila production which is the most popular contemporary alcoholic beverage made from agave and recognized worldwide.... more
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      GeneticsMicrobiologyPlant BiologyMeiosis
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      Transgenic plantRoot growthHairy rootsHorticultural production
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    •   14  
      HorticulturePollinationReproductive BiologySeed Coat
Trioecy, the co-occurrence of the males, females, and hermaphrodite morphs in natural populations, is a rare and poorly studied breeding system. It is expressed in Coccoloba cereifera, an endemic, and endangered species from the... more
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    •   7  
      Endangered SpeciesBiological SciencesSex DeterminationFruit Set
A new species of the section Spartopsis Dumort. of the genus Cytisus Desf. (Fabaceae) is described. The new species, Cytisus insularis, is restricted to the western islands of Galicia (north-west Iberian Peninsula), where it principally... more
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    •   6  
      Plant BiologySeed germinationIberian PeninsulaExperimental Tests
Boron (B) deficiency limits reproductive growth more than vegetative growth in cereals such as wheat. The purpose of the present study was to identify the critical stages of anther development of wheat ('Wilgoyne') during which B... more
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    •   8  
      Plant BiologyEcologyCritical PeriodIndexation
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      Plant BiologyReproductive BiologySeed productionSexual Plant Reproduction
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    •   11  
      Plant BiologyFlower DevelopmentReproductive BiologySexual Plant Reproduction
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      Plant BiologySexual SelectionFlower DevelopmentReproductive Success
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    •   16  
      Biological SciencesEnvironmental SciencesMaizeFertilization
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    •   6  
      BotanyEvolutionary BiologyPlant BiologyEcology
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    •   3  
      TechnologyBiological Sciencespollen viability
Sugar efflux transporters are essential for the maintenance of animal blood glucose levels, plant nectar production, and plant seed and pollen development. Despite broad biological importance, the identity of sugar efflux transporters has... more
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    •   16  
      Caenorhabditis elegansMultidisciplinaryNatureSaccharomyces cerevisiae
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      Biological SciencesEnvironmental SciencesMexico CityRelative Humidity
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    •   7  
      Fluorescence MicroscopyAgricultural BiotechnologyPotatoPollen Tube Growth
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    •   10  
      Biological SciencesMeiosisPollenBiosciences