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Shortening of Breeding Periods of Hydrangea Hybrids through Ovule Culture and Regulation of Flowering
breaking of dormancy cool temperature treatment flower induction low temperature treatment
2010/11/24
For breeding Hydrangea, it is an advantage to breed new hybrid cultivars in as short a time as possible. To this end, we used ovule culture and regulation of flowering to shorten the breeding period o...
Production of Interspecific Hybrid Plants by Crossing Hydrangea macrophylla f.hortensia (Lam.) Rehd.and H.quercifolia Bartr.through Ovule Culture
Production Interspecific Hybrid Crossing Hydrangea macrophylla
2009/7/13
Interspecific hybrids of Hydrangea macrophylla and H. quercifolia were obtained through ovule culture. H. macrophylla ‘Blue Diamond’, ‘Haruna’ and H. quercifolia ‘Snow Queen’ were used. No viable hybr...
Relationship between the Inflorescence Structure and Setting of Decorative Flowers on Lacecap Cultivars of Hydrangea macrophylla (Thunb.) Ser.and H.serrata (Thunb.)Ser
axillary primordium flower cluster inflorescence development multiple-order inflorescence
2009/7/10
The relationship between the inflorescence structure and setting of decorative flowers was investigated in lacecap cultivars of Hydrangea macrophylla and H. serrata in order to elucidate the mechanism...
The Characteristics of Amacha Varieties in Hydrangea
Amacha Chromosome number DNA amount Hydrangea
2009/7/8
For breeding of high-yield and high-quality cultivars of Amacha (sweet Hydrangea) and establishing the culture system, the characteristics of Amacha varieties were studied in comparison with other Hy...
Developing a Parental Amacha Line of Hydrangea with Powdery Mildew Resistance
Amacha Disease resistant parental line Hydrangea Phyllodulcin Powdery mildew Sweetness
2009/7/8
An amacha line of Hydrangea with powdery mildew resistance was selected from the cross between Blue Sky and Amagiamach. It has fairly good agronomic traits, diploidy chromosomes and phyllodulcin. It ...
Cross Compatibility between Hydrangea serrata(Thunb.)Ser.and Hydrangea macrophylla (Thunb.) Ser.,and Efficiency Improvement of Hybrid Acquisition with Ovule Culture
gibberellin hydrangea interspecific hybrids seed formation unilateral interspecific incompatibility
2009/7/7
Cross compatibility between Hydrangea serrata (Thunb.) Ser. and Hydrangea macrophylla (Thunb.) Ser., adequate conditions for ovule culture for their hybridization, and cross compatibility among hybrid...
Establishment of Cultivation System Based on Flowering Characteristics in Hydrangea serrata (Thunb.) Ser.
flower bud differentiation pinching pot plant production raising seedling method
2009/7/7
Flowering characteristics and effects of timing the cutting and pinching of flowers in Hydrangea serrata (Thunb.) Ser. were investigated in order to establish a pot plant cultivation system. Sixteen v...