Soybean Cultivar S140165 Breeding via Marker-Assisted Selection
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Solution Overview
Problem
The development of new soybean cultivars is a time-consuming process that requires precise planning and efficient resource use, aiming to combine desirable traits such as higher seed yield, disease resistance, drought tolerance, and improved fatty acid profile, while existing methods are limited in efficiently introducing these traits into soybean plants.
Innovation Solution
The introduction of soybean cultivar S140165, which includes methods for crossing, mutagenesis, and transformation to introduce transgenic or mutant traits, allowing for the production of plants with enhanced characteristics like herbicide resistance, disease resistance, and altered fatty acid metabolism, using techniques like microprojectile-mediated delivery and Agrobacterium-mediated transformation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional breeding methods are used to develop new soybean cultivars, then desirable traits can be combined over time, but the process becomes extremely time-consuming and resource-intensive
Solution Approach 1:
The patent applies preliminary action by pre-characterizing parental lines for specific desirable traits (disease resistance, yield components, fatty acid profiles) before crossing. This allows breeders to select parents with known trait profiles, reducing the time needed for trait combination and evaluation in subsequent generations while maintaining reliability of trait inheritance.
Solution Approach 2:
The patent replaces traditional mechanical/phenotypic selection methods with molecular marker-assisted selection and genomic evaluation. This substitution accelerates the breeding process by enabling early identification of plants with desired traits at the seedling stage rather than waiting for phenotypic expression in later generations, significantly reducing breeding cycle time while maintaining trait combination reliability.
2Adaptability or versatility
If multiple desirable traits are targeted in a single cultivar, then the agronomic quality and nutritional benefits improve, but the breeding program complexity and resource requirements increase
Solution Approach 1:
The patent applies segmentation by dividing the breeding program into distinct modular components: (1) selection of parental lines with specific trait combinations, (2) controlled crossing to combine traits, (3) molecular marker-assisted selection for individual traits, and (4) evaluation of trait combinations. This modular approach allows independent optimization of each trait while managing overall program complexity through systematic organization of breeding activities.
Solution Approach 2:
The patent utilizes parameter changes by employing molecular markers and genomic parameters to track and select for multiple traits simultaneously. By converting phenotypic trait selection into genotypic marker selection, the program can efficiently monitor and combine multiple traits (disease resistance, yield, fatty acid profile) without proportionally increasing program complexity, as markers provide direct genetic information about trait presence.
3Productivity
If precise forward planning and efficient resource use are implemented, then the breeding process becomes more manageable, but the ability to adapt to new opportunities or challenges is reduced
Solution Approach 1:
The patent applies dynamics by creating a flexible breeding program framework that combines structured planning with adaptive capacity. The program uses molecular markers and genomic evaluation to establish efficient selection pipelines, but maintains the ability to adjust target traits, parental selections, and breeding strategies based on emerging agricultural needs, new disease pressures, or market demands for specific soybean qualities, thus balancing productivity with adaptability.
Data Source
AI summary
A soybean cultivar designated S140165 is disclosed. The invention relates to the seeds of soybean cultivar S140165, to the plants of soybean cultivar S140165, to the plant parts of soybean cultivar S140165, and to methods for producing progeny of soybean cultivar S140165. The invention also relates to methods for producing a soybean plant containing in its genetic material one or more transgenes and to the transgenic soybean plants and plant parts produced by those methods. The invention also relates to soybean cultivars or breeding cultivars, and plant parts derived from soybean cultivar S140165. The invention also relates to methods for producing other soybean cultivars, lines, or plant parts derived from soybean cultivar S140165, and to the soybean plants, varieties, and their parts derived from use of those methods. The invention further relates to hybrid soybean seeds, plants, and plant parts produced by crossing cultivar S140165 with another soybean cultivar.