Soybean Variety CL1945514 for Predictable Trait Breeding
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Solution Overview
Problem
The development of new soybean cultivars is unpredictable and requires intensive research due to vast genetic diversity and self-pollination, making it challenging to produce consistent and desirable traits such as disease resistance, insect resistance, and altered oil profiles efficiently.
Innovation Solution
The introduction of transgenic genes and single locus conversions in soybean varieties like CL1923017, CL1923048, etc., through genetic transformation, along with breeding methods like marker-assisted selection and backcrossing, to achieve traits like herbicide resistance, fungal resistance, and modified fatty acid profiles.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional breeding methods are used to develop new soybean cultivars, then genetic diversity is maintained, but the process is unpredictable and time-consuming due to vast genetic combinations
Solution Approach 1:
The patent replaces traditional mechanical breeding methods (manual pollination, visual selection) with molecular marker-assisted selection. DNA markers are used to track and select for specific genes and traits, replacing the need to evaluate thousands of physical plant characteristics and enabling precise genetic tracking across generations.
Solution Approach 2:
The patent introduces molecular markers as intermediaries between the breeder and the genetic material. These markers serve as detectable proxies for specific genes or chromosomal regions, allowing indirect selection for desired traits without directly observing the complex phenotypic expressions that would require extensive breeding cycles.
2Adaptability or versatility
If self-pollination is used to maintain soybean purity, then genetic stability is achieved, but the ability to introduce new traits is limited
Solution Approach 1:
The patent segments the soybean genome into identifiable chromosomal regions and genes using molecular markers. This allows breeders to selectively manipulate specific segments (e.g., disease resistance genes, fatty acid profiles) while maintaining the overall genetic stability of the self-pollinating species through controlled cross-pollination of specific marker-defined lines.
3Productivity
If marker-assisted selection is applied to accelerate breeding, then trait introduction efficiency is improved, but the complexity of the breeding program increases
Solution Approach 1:
The patent applies marker-assisted selection selectively to specific traits and chromosomal regions rather than attempting to analyze the entire genome. By focusing markers on key genes (e.g., those controlling disease resistance, oil composition, or maturity), the program achieves significant efficiency gains without requiring comprehensive genomic analysis of all plant characteristics.
Data Source
AI summary
The present invention is directed in part to soybean variety CL1923017, CL1923048, CL1923819, CL1923940, CL1923860, CL1923072, CL1923908, CL1944752, CL1944558, CL1944786, CL1945742, CL1945662, and/or CL1945514 breeding and development. The present invention particularly relates to soybean variety CL1923017, CL1923048, CL1923819, CL1923940, CL1923860, CL1923072, CL1923908, CL1944752, CL1944558, CL1944786, CL1945742, CL1945662, and/or CL1945514 and its seed, cells, germplasm, plant parts, and progeny, and methods of using CL1923017, CL1923048, CL1923819, CL1923940, CL1923860, CL1923072, CL1923908, CL1944752, CL1944558, CL1944786, CL1945742, CL1945662, and/or CL1945514, e.g., in a breeding program.