SVHA0087 Pepper Hybrid Breeding for Uniform Resistance Traits
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Solution Overview
Problem
Existing pepper breeding methods struggle to produce uniform hybrid plants with desirable traits such as herbicide tolerance, insect resistance, and disease resistance, leading to unpredictable performance and non-uniformity.
Innovation Solution
Development of the pepper hybrid SVHA0087, which incorporates a single locus conversion through genetic engineering or backcrossing, ensuring a uniform population with traits like herbicide tolerance, insect resistance, and disease resistance, and includes methods for producing and selecting plants with specific genetic markers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional breeding methods (pedigree breeding and recurrent selection) are used to develop inbred plants, then genetic diversity is increased through combining backgrounds from multiple sources, but the resulting hybrid plants are non-uniform and performance is unpredictable
Solution Approach 1:
The patent segments the breeding process into distinct phases: developing homozygous inbred parent lines through selfing and selection, then crossing these standardized parents to produce uniform F1 hybrids. This segmentation allows genetic diversity to be captured in the parent lines while ensuring uniformity in the commercial hybrid progeny.
Solution Approach 2:
The patent performs preliminary actions by developing and stabilizing homozygous inbred parent lines before crossing. Through multiple generations of selfing and selection, the parent lines are pre-conditioned to be genetically uniform, which ensures that their hybrid progeny will also be uniform and predictable in performance.
2Adaptability or versatility
If multiple breeding populations are combined to create broad-based breeding pools, then more desirable traits can be incorporated, but the complexity of managing and evaluating crosses increases
Solution Approach 1:
The patent extracts specific desirable traits from diverse breeding populations and concentrates them into standardized inbred parent lines. By selecting and fixing individual traits in separate homozygous lines before crossing, the program manages complexity while still incorporating multiple desirable traits from broad genetic sources.
Solution Approach 2:
The patent changes the genetic parameter state by converting heterogeneous breeding populations into homozygous inbred lines through repeated selfing. This parameter change (from heterogeneity to homozygosity) simplifies the management of genetic material while preserving desirable traits, making the breeding program more manageable.
3Manufacturing precision
If self-pollination is used to develop homozygous inbred plants, then uniform true-breeding progeny is achieved, but the time required to stabilize lines increases
Solution Approach 1:
The patent maintains continuous useful action by implementing systematic self-pollination across multiple generations without interruption. By continuously selfing the plants generation after generation and systematically selecting for desired traits at each stage, the program efficiently progresses toward homozygosity while minimizing idle time.
Data Source
AI summary
The invention provides seeds and plants of pepper hybrid SVHA0087. The invention thus relates to the plants, seeds, plant parts, and tissue cultures of pepper hybrid SVHA0087 and to methods for producing a pepper plant produced by crossing such plants with themselves or with another plant, such as a pepper plant of another genotype. The invention further relates to seeds and plants produced by such crossing. The invention further relates to plants, seeds, plant parts, and tissue cultures of pepper hybrid SVHA0087 comprising introduced beneficial or desirable traits.