Soybean Variety A1037476 Breeding for Trait Stability
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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 nutritional quality, as they rely on conventional breeding techniques that are time-consuming and unpredictable, leading to the need for innovative approaches to combine multiple desirable characteristics in a single variety.
Innovation Solution
The development of the soybean variety A1037476, which involves crossing specific parental lines, using techniques like backcrossing and genetic transformation to introduce desired traits like herbicide resistance, disease resistance, and improved nutritional quality, while maintaining the overall morphological and physiological characteristics of the parent variety, and utilizing tissue culture methods for regeneration and propagation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional breeding techniques are used to develop soybean varieties, then multiple desirable traits can be combined in a single variety, but the breeding process becomes time-consuming and unpredictable
Solution Approach 1:
The patent applies preliminary action by pre-selecting parental lines with specific desirable traits (herbicide resistance, disease resistance, yield characteristics) before crossing. The parental germplasm is carefully chosen and prepared in advance to ensure the offspring will possess the desired combination of traits, reducing the time needed for multiple breeding cycles and unpredictable selection processes.
2Reliability
If conventional breeding techniques are used to develop soybean varieties, then stable high-yielding varieties can be developed, but the process lacks predictability
Solution Approach 1:
The patent employs feedback mechanisms through systematic evaluation and selection processes. After crossing parental lines, the resulting progeny are assessed for desired traits including yield stability, disease resistance, and herbicide tolerance. This feedback information is used to select the best performers for further breeding, ensuring predictable outcomes and reliable yield stability in subsequent generations.
3Adaptability or versatility
If multiple desirable traits are combined in a single variety, then agronomic quality and resistance to diseases improve, but the complexity of the breeding program increases
Solution Approach 1:
The patent applies segmentation by dividing the breeding program into distinct modules: selecting parental lines with specific traits (herbicide resistance, disease resistance), performing controlled crosses, evaluating progeny for individual traits, and selecting the best combinations. This segmented approach makes the complex breeding program more manageable and systematic, allowing each trait to be addressed in a structured manner while achieving multiple desirable characteristics in the final variety.
Data Source
AI summary
The invention relates to the soybean variety designated A1037476. Provided by the invention are the seeds, plants and derivatives of the soybean variety A1037476. Also provided by the invention are tissue cultures of the soybean variety A1037476 and the plants regenerated therefrom. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety A1037476 with itself or another soybean variety and plants produced by such methods.