Inbred Pepper Line PPL1511 Breeding Precision
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Solution Overview
Problem
Current pepper breeding technologies face challenges in developing pepper varieties with desirable traits such as disease resistance, nutritional quality, and environmental stress tolerance, as existing methods are limited in precision and efficiency.
Innovation Solution
The development of the inbred pepper line PPL1511, which can be used in crossing, mutagenesis, and genetic transformation to produce pepper plants with enhanced traits like herbicide tolerance, disease resistance, and improved nutritional quality, utilizing methods like backcrossing, recurrent selection, and gene editing techniques.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If traditional pepper breeding methods are used, then breeding process is simple, but breeding precision and efficiency are limited
Solution Approach 1:
The patent introduces inbred pepper line PPL1511 as an intermediary parent line with specific desirable traits (disease resistance, nutritional quality) that mediates the breeding process. This line serves as a bridge to transfer specific genes through controlled crosses, enabling precise introduction of target traits while maintaining breeding feasibility through established horticultural techniques
Solution Approach 2:
The patent employs multiple parameter changes including: (1) changing genetic composition by introducing specific inbred lines with desired traits, (2) changing breeding methodology from traditional to incorporating mutagenesis and genetic transformation, (3) changing selection criteria to focus on specific traits like disease resistance and nutritional quality. These parameter changes collectively improve breeding precision while managing complexity through systematic approaches
2Productivity
If existing breeding methods are used, then breeding process is straightforward, but efficiency in developing varieties with desirable traits is limited
Solution Approach 1:
The patent applies preliminary action by first developing and establishing inbred pepper line PPL1511 with predetermined desirable traits before using it in breeding programs. This pre-prepared parent line contains accumulated desirable characteristics from previous breeding work, allowing subsequent crosses to efficiently produce varieties with target traits without repeating the entire trait-development process
Solution Approach 2:
The inbred pepper line PPL1511 acts as a mediator that facilitates efficient trait transfer. By using this standardized parent line with known genetic composition and desirable traits, the breeding process achieves higher efficiency through consistent, reproducible crosses that reliably produce offspring with target characteristics, reducing the time and resources needed for variety development
Data Source
AI summary
One embodiment relates to seed and plants of inbred pepper line PPL1511. Another embodiment relates to the plants, seeds and tissue cultures of inbred pepper line PPL1511, and to methods for producing a pepper plant produced by crossing such plants with themselves, with another pepper plant, such as a plant of another genotype, or with vegetatively propagating said plant. Another embodiment further relates to seeds and plants produced by such crossing. Further embodiments relate to parts of such plants, including the fruit and gametes of such plants. Further embodiments relate to hybrid produced by using inbred pepper line PPL1511 as a parent, said hybrids including XPP2617, XPP2618, SPP2622, SPP2628, XP2657, XPP2658, XPP2659, XPP2660, and XPP2663.