Soybean Variety 01094755 Breeding for Multi-Trait Stability
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Solution Overview
Problem
Existing soybean varieties lack improved combinations of traits such as higher seed yield, resistance to diseases and insects, tolerance to drought and heat, better agronomic quality, and enhanced compositional traits, which are essential for maximizing grain production and meeting food demands.
Innovation Solution
Development of the soybean variety 01094755, which incorporates genetic modifications and locus conversions for herbicide resistance, disease resistance, and improved nutritional quality through techniques like genetic transformation and backcrossing, while maintaining desirable morphological and physiological characteristics.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional soybean breeding methods are used, then existing varieties are maintained, but they lack improved combinations of traits such as higher seed yield, resistance to diseases and insects, tolerance to drought and heat, better agronomic quality, and enhanced compositional traits
Solution Approach 1:
The breeding program segmented the development process into distinct phases: initial cross between GL4217A5-C0DNN and BL3613C7-T6LNN, followed by systematic backcrossing (BC1, BC2, BC3) with selection at each stage. This segmentation allowed independent optimization of different trait combinations while maintaining genetic stability through controlled recombination events.
Solution Approach 2:
The patent applied preliminary action by pre-selecting parental lines with specific desirable traits before crossing. The initial cross and subsequent backcrosses were designed to introgress specific resistance and quality traits into the GL4217A5-C0DNN genetic background before final variety development, ensuring that improved trait combinations were established early in the breeding process.
2Productivity
If genetic modifications and locus conversions are implemented to achieve herbicide resistance, disease resistance, and improved nutritional quality, then enhanced traits are obtained, but the complexity of the breeding process increases
Solution Approach 1:
The patent merged multiple breeding objectives into a unified program: simultaneous pursuit of herbicide resistance (through backcrossing with resistant parents), disease resistance (through selection for resistance traits), and improved nutritional quality (through selection for compositional traits). This consolidation of multiple trait improvements into a single coordinated breeding program reduced overall complexity compared to developing separate varieties for each trait.
Solution Approach 2:
The breeding process utilized parameter changes by systematically varying selection criteria at different stages: initial cross selection, backcross generation selection, and final variety selection. Each stage applied different selection parameters (e.g., herbicide resistance screening, disease resistance evaluation, compositional analysis) to progressively refine the variety toward the desired trait combination, managing complexity through staged parameter optimization.
Data Source
AI summary
The invention relates to the soybean variety designated 01094755. Provided by the invention are the seeds, plants and derivatives of the soybean variety 01094755. Also provided by the invention are tissue cultures of the soybean variety 01094755 and the plants regenerated therefrom. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety 01094755 with itself or another soybean variety and plants produced by such methods.