Soybean D4210110 Breeding via Marker-Assisted Selection
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Solution Overview
Problem
The development of new soybean varieties is a time-consuming and unpredictable process due to the complexity of inheritance and the need for precise genetic combinations, making it difficult to identify superior plants and reproduce consistent varieties using conventional breeding methods.
Innovation Solution
The soybean variety D4210110 is developed through a breeding program that includes crossing, selfing, and selection, with the use of genetic transformation to introduce desired traits such as herbicide resistance, disease resistance, and improved nutritional quality, allowing for the production of hybrid seeds and plants with specific desirable characteristics.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional breeding methods are used to develop new soybean varieties, then genetic diversity and adaptability are improved, but the development time and unpredictability increase significantly
Solution Approach 1:
The patent applies preliminary action by pre-selecting parental lines with desired traits (herbicide resistance, disease resistance, yield characteristics) before crossing. The breeding program systematically evaluates parental performance and genetically characterizes them beforehand, allowing more predictable outcomes and reducing the time needed for variety development while maintaining genetic diversity.
2Adaptability or versatility
If conventional breeding methods are used to identify superior plants, then natural genetic variation is preserved, but the ability to precisely reproduce consistent varieties is reduced
Solution Approach 1:
The patent implements feedback by systematically evaluating breeding lines across multiple environments and generations, using performance data to guide selection decisions. Genetic characterization and molecular markers provide feedback on trait inheritance, allowing breeders to select lines with consistent desired traits while maintaining natural genetic variation for adaptability.
Solution Approach 2:
The patent changes parameters by using molecular markers and genetic characterization to track specific traits through generations. This allows precise control over variety consistency for key traits (herbicide resistance, disease resistance) while preserving natural genetic variation in the background genome for adaptability.
3Reliability
If repeated selfing and selection are performed to develop new varieties, then desirable traits are concentrated, but the process becomes highly time-consuming and resource-intensive
Solution Approach 1:
The patent replaces mechanical breeding methods (repeated manual selfing and phenotypic selection) with molecular marker-assisted selection and genetic transformation. This substitution allows rapid concentration of desirable traits without requiring multiple generations of selfing, significantly improving breeding efficiency while maintaining trait reliability.
Solution Approach 2:
The patent changes the breeding approach by using genetic transformation to directly introduce desired traits rather than relying on repeated selfing to concentrate them. Molecular markers track trait inheritance, allowing efficient selection and reducing the number of generations needed to achieve reliable trait concentration, thereby improving productivity.
Data Source
AI summary
The invention relates to the soybean variety designated D4210110. Provided by the invention are the seeds, plants and derivatives of the soybean variety D4210110. Also provided by the invention are tissue cultures of the soybean variety D4210110 and the plants regenerated therefrom. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety D4210110 with itself or another soybean variety and plants produced by such methods.