Soybean Variety A1026397 Breeding Predictability
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Solution Overview
Problem
Current soybean breeding methods face challenges in developing stable, high-yielding varieties with desirable traits such as disease resistance, drought tolerance, and improved agronomic qualities, as they rely on conventional breeding techniques that are time-consuming and unpredictable, leading to the need for innovative approaches to combine beneficial traits effectively.
Innovation Solution
The development of the soybean variety A1026397, which involves specific breeding methods including backcrossing and genetic transformation to introduce desired traits like herbicide resistance, disease resistance, and improved nutritional quality, while maintaining the variety's morphological and physiological characteristics, and the use of tissue culture techniques for regeneration and propagation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional breeding techniques are used to develop soybean varieties with desirable traits, then the breeding process is time-consuming and unpredictable, but the invention aims to achieve stable, high-yielding varieties with multiple desirable traits including disease resistance, drought tolerance, and improved agronomic qualities
Solution Approach 1:
The patent applies preliminary action by using pre-developed inbred lines and parental germplasm that have been selected and evaluated before the actual breeding experiment. The inbred lines are prepared in advance with known genetic characteristics, allowing the crossing and selection process to proceed more efficiently and predictably, reducing the overall breeding cycle time while maintaining reliability.
Solution Approach 2:
The patent utilizes parameter changes by modifying breeding parameters such as selection criteria, crossing designs, and evaluation methods. The breeder adjusts these parameters based on the specific goals of combining multiple desirable traits (disease resistance, drought tolerance, high yield) while controlling for genetic background, thereby improving predictability and reducing time loss through optimized breeding parameters.
2Adaptability or versatility
If multiple desirable traits are combined in a single variety through conventional breeding, then the variety achieves improved agronomic quality and stability, but the process remains complex and time-consuming
Solution Approach 1:
The patent applies segmentation by dividing the breeding program into distinct phases: selection of parental lines, crossing, F1 evaluation, F2 generation development, and final variety release. Each phase focuses on specific traits or objectives, making the overall complex process of combining multiple desirable traits more manageable and systematic, thereby reducing the complexity burden while maintaining versatility.
Solution Approach 2:
The patent demonstrates multi-functionality by using the same inbred line and parental germplasm for multiple breeding objectives. The developed variety can simultaneously provide disease resistance, drought tolerance, high yield, and improved agronomic qualities, making the breeding program efficient and versatile without requiring separate specialized breeding programs for each trait.
3Productivity
If conventional breeding methods are used to achieve high yield and disease resistance, then the variety develops stable performance, but the process is unpredictable and time-consuming
Solution Approach 1:
The patent applies preliminary action by preparing inbred lines and parental germplasm in advance with known genetic characteristics and performance data. This pre-preparation allows the actual breeding experiment to focus only on combining and evaluating the traits, significantly reducing the time required to achieve high yield and disease resistance compared to starting from scratch with conventional breeding methods.
Solution Approach 2:
The patent utilizes feedback by implementing continuous evaluation of the breeding progress against predetermined goals for yield, disease resistance, and agronomic quality. This feedback mechanism allows for real-time adjustment of breeding strategies, ensuring that the variety development remains on track to achieve high productivity within an optimized time frame, preventing unnecessary delays.
Data Source
AI summary
The invention relates to the soybean variety designated A1026397. Provided by the invention are the seeds, plants and derivatives of the soybean variety A1026397. Also provided by the invention are tissue cultures of the soybean variety A1026397 and the plants regenerated therefrom. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety A1026397 with itself or another soybean variety and plants produced by such methods.