Bokraskate Rose Cultivar Hybridization Merging Traits

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Solution Overview

Problem

Existing rose cultivars lack a combination of a short dense habit, few spines, and vibrant flower colors, which are desirable for ornamental purposes.

Innovation Solution

The development of a new rose cultivar, 'Bokraskate', resulting from the hybridization of Rosa 'Bokrahan' and an unnamed proprietary seedling, exhibiting a short dense habit, few spines, and scarlet-red flowers, achieved through asexual reproduction by cuttings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If existing rose cultivars are used, then they have established growth patterns and flower production, but they lack the combination of short dense habit, few spines, and vibrant flower colors

Engineering Contradiction:
Improvecombination of traitsVSAvoidbreeding complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent combines multiple desirable traits (short dense habit, few spines, vibrant scarlet-red flowers) into a single new cultivar 'Bokraskate' through controlled hybridization, merging features that were previously分散 in different cultivars or not found together

Inventive Principle:
Principle #5Merging (Combining)

2Stability of the object's composition

If asexual reproduction by cuttings is used, then uniformity and stability of characteristics are achieved across generations, but propagation time and effort are required

Engineering Contradiction:
Improvetrait uniformityVSAvoidpropagation time
Core Design Contradiction:
Stability of the object's compositionVSLoss of time

Solution Approach 1:

The desired trait combination was established through hybridization before propagation, creating a stable genotype in advance. This preliminary genetic establishment ensures that subsequent asexual reproduction by cuttings maintains uniformity without requiring additional genetic manipulation during propagation

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUSPP18891P2Rose plant named `Bokraskate`
Publication Date: 2008.06.03 BOOT & NURSERIES
  • USPP18891P2 patent drawing
  • USPP18891P2 patent drawing

AI summary

A new cultivar of Rosa plant named ‘Bokraskate’ that is characterized by a short dense habit, few spines and scarlet-red flowers with deep red hips.