Soybean Variety 5PBBG02 Breeding via Molecular Markers

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Solution Overview

Problem

The development of new soybean varieties is a time-consuming process that requires precise planning and efficient resource use, aiming to combine desirable traits such as high yield, disease resistance, and tolerance to environmental stresses, while existing methods are inefficient and directionally unstable.

Innovation Solution

The introduction of soybean variety 5PBBG02, which is developed through specific breeding methods and genetic marker profiles, allowing for the introgression of transgenic, mutant, or native traits, and the production of stable, high-yielding soybeans with improved agronomic characteristics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional soybean breeding methods are used to combine desirable traits, then the variety can achieve high yield and disease resistance, but the development process takes 6-12 years and requires extensive resources

Engineering Contradiction:
Improveyield stability and trait consistencyVSAvoidbreeding cycle duration
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent applies preliminary action by using molecular marker technology to pre-identify and select plants carrying desired traits (high yield, disease resistance, stress tolerance) before traditional breeding cycles complete. This allows breeders to select promising genotypes earlier in the breeding process, reducing the overall development time from 6-12 years while maintaining trait reliability through marker-assisted selection.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces traditional mechanical/phenotypic selection methods with molecular marker-based genetic analysis. Instead of waiting for plants to express traits physically (time-consuming), the system uses DNA markers to detect and select for desired genetic characteristics, substituting biological observation with molecular detection to accelerate breeding.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Adaptability or versatility

If multiple desirable traits are combined in a single variety, then agronomic performance is improved, but the breeding process becomes more complex and requires precise planning

Engineering Contradiction:
Improveagronomic performance across environmentsVSAvoidbreeding program complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies segmentation by breaking down the complex task of combining multiple traits into manageable genetic components. Molecular markers serve as segment identifiers, allowing breeders to track and combine specific trait-associated DNA segments independently. This modular approach simplifies the breeding program by treating each desired trait as a separate selectable unit rather than attempting to select for all traits simultaneously.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces molecular markers as intermediary tools between the desired traits and the selection process. These markers act as mediators that indirectly indicate the presence of complex trait combinations, reducing breeding program complexity by providing a simplified selection criterion (marker presence) that correlates with multiple desirable agronomic traits.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Productivity

If traditional breeding methods are used, then resource allocation can be managed, but the process requires extensive land, labor, and time resources

Engineering Contradiction:
Improveseed yield per acreVSAvoidresources consumed in breeding
Core Design Contradiction:
ProductivityVSQuantity of substance

Solution Approach 1:

The patent replaces resource-intensive traditional breeding methods with molecular marker technology that requires minimal physical resources. Instead of maintaining large breeding populations across multiple locations and years (consuming land, labor, and time), the system uses laboratory-based DNA analysis to screen and select genotypes, dramatically reducing the quantity of physical resources needed while maintaining or improving productivity outcomes.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent uses molecular copying of genetic information (DNA extraction, amplification, and marker analysis) to assess plant genotypes without requiring the actual plants to be grown and evaluated in field conditions. This informational copying approach reduces the need for physical breeding materials and associated resources while accelerating the selection process.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS10098303B1Soybean variety 5PBBG02
Publication Date: 2018.10.16 PIONEER HI BREED INTERNATIONAL INC

AI summary

A novel soybean variety, designated 5PBBG02 is provided. Also provided are the seeds of soybean variety 5PBBG02, cells from soybean variety 5PBBG02, plants of soybean 5PBBG02, and plant parts of soybean variety 5PBBG02. Methods provided include producing a soybean plant by crossing soybean variety 5PBBG02 with another soybean plant, methods for introgressing a transgenic trait, a mutant trait, and/or a native trait into soybean variety 5PBBG02, methods for producing other soybean varieties or plant parts derived from soybean variety 5PBBG02, and methods of characterizing soybean variety 5PBBG02. Soybean seed, cells, plants, germplasm, breeding lines, varieties, and plant parts produced by these methods and/or derived from soybean variety 5PBBG02 are further provided.