Soybean Variety Breeding for Multi-Disease Resistance Stability
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Solution Overview
Problem
The development of stable, high-yielding soybean varieties that are resistant to multiple diseases and environmental stresses is a time-consuming process requiring precise planning and resource efficiency, with existing soybean varieties often lacking comprehensive resistance to a broad range of pathogens and abiotic stresses.
Innovation Solution
The introduction of the novel soybean variety 5PSNR14, which incorporates genetic traits for resistance to diseases such as Aerial Web Blight, Anthracnose, Aphid Antibiosis, and Brown Stem Rot, along with improved agronomic characteristics, through a combination of breeding and genetic manipulation techniques.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional breeding methods are used to develop disease-resistant soybean varieties, then resistance to diseases is improved, but the development time becomes excessively long (6-12 years)
Solution Approach 1:
The patent applies preliminary action by pre-selecting and characterizing parent lines with specific disease resistance traits (Aerial Web Blight, Anthracnose, Aphid Antibiosis, Brown Stem Rot) before crossing. This preliminary characterization of genetic traits in parent varieties allows for more efficient breeding by predicting progeny performance, thereby reducing the overall development time while maintaining reliable disease resistance
2Reliability
If multiple disease resistance traits are incorporated into a single variety, then comprehensive disease resistance is improved, but the breeding program complexity increases
Solution Approach 1:
The patent merges multiple disease resistance traits (Aerial Web Blight, Anthracnose, Aphid Antibiosis, Brown Stem Rot) into a single soybean variety through controlled crossing programs. By systematically combining these resistance traits from different parent lines and evaluating progeny for all traits simultaneously, the patent achieves comprehensive disease resistance while managing breeding program complexity through structured selection protocols
3Reliability
If extensive field testing is conducted to ensure yield stability across environments, then yield reliability is improved, but resource consumption increases
Solution Approach 1:
The patent implements feedback mechanisms by conducting multi-environment field trials and using the performance data to refine selection criteria and breeding decisions. The feedback from field testing results allows the breeding program to identify the most promising lines for further development, optimizing resource allocation by focusing efforts on varieties that demonstrate consistent performance across different environments rather than testing all lines equally
Data Source
AI summary
A novel soybean variety, designated 5PSNR14 is provided. Also provided are the seeds of soybean variety 5PSNR14, cells from soybean variety 5PSNR14, plants of soybean 5PSNR14, and plant parts of soybean variety 5PSNR14. Methods provided include producing a soybean plant by crossing soybean variety 5PSNR14 with another soybean plant, methods for introgressing a transgenic trait, a mutant trait, and/or a native trait into soybean variety 5PSNR14, methods for producing other soybean varieties or plant parts derived from soybean variety 5PSNR14, and methods of characterizing soybean variety 5PSNR14. Soybean seed, cells, plants, germplasm, breeding lines, varieties, and plant parts produced by these methods and/or derived from soybean variety 5PSNR14 are further provided.