Soybean Variety XBP14002 Breeding via Marker Selection

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Solution Overview

Problem

Current soybean breeding processes are time-consuming and resource-intensive, aiming to develop stable, high-yielding varieties with desirable traits such as disease resistance, drought tolerance, and improved fatty acid profiles, while existing methods face challenges in efficiently combining these traits in a single variety.

Innovation Solution

The development of the soybean variety XBP14002, which is the result of careful breeding and selection, combining improved traits like resistance to diseases, insects, drought, and altered fatty acid profiles, through a comprehensive breeding program that includes advanced genetic marker profiling and backcrossing techniques to introduce new traits.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional soybean breeding methods are used to combine multiple desirable traits, then the variety achieves stability and uniformity, but the breeding process becomes time-consuming and resource-intensive

Engineering Contradiction:
Improvevariety stabilityVSAvoidbreeding duration
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent employs molecular marker-assisted selection (MAS) which provides feedback on the genetic composition of breeding lines at the DNA level. This allows breeders to track the inheritance of multiple desirable traits simultaneously and make informed selection decisions, significantly reducing the time required to develop stable varieties compared to traditional phenotypic selection methods.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces traditional mechanical/phenotypic selection methods with molecular biology-based techniques. Instead of visually assessing and selecting plants based on observable traits, the invention uses DNA marker analysis to directly detect and select for desired genetic characteristics, accelerating the breeding process while maintaining variety stability.

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

2Adaptability or versatility

If multiple traits are combined in a single soybean variety through breeding, then the variety achieves superior agronomic characteristics, but the complexity of the breeding program increases

Engineering Contradiction:
Improvetrait combinationVSAvoidbreeding program complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments the complex task of combining multiple traits into manageable components by using specific molecular markers for each desired trait. Each marker allows independent tracking and selection of individual traits, enabling breeders to systematically combine multiple characteristics through a structured approach rather than attempting to manage all traits simultaneously.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces molecular markers as intermediary tools that mediate between the complex genetic makeup and the breeder's selection decisions. These markers serve as detectable indicators that simplify the identification and combination of multiple desirable traits, reducing the perceived complexity of the breeding program.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If extensive breeding and selection processes are conducted to improve soybean varieties, then desirable traits are achieved, but resources are consumed intensively

Engineering Contradiction:
Improvetrait selection precisionVSAvoidbreeding resource consumption
Core Design Contradiction:
Manufacturing precisionVSLoss of energy

Solution Approach 1:

The patent performs preliminary genetic analysis using molecular markers early in the breeding process, allowing selection decisions to be made at the seedling or even seed stage rather than waiting for plants to mature and express phenotypic traits. This preliminary action eliminates the need for extensive field trials and reduces resource consumption while maintaining high selection precision.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8680371B1Soybean variety XBP14002
Publication Date: 2014.03.25 PIONEER HI BREED INTERNATIONAL INC

AI summary

A novel soybean variety, designated XBP14002 is provided. Also provided are the seeds of soybean variety XBP14002, cells from soybean variety XBP14002, plants of soybean XBP14002, and plant parts of soybean variety XBP14002. Methods provided include producing a soybean plant by crossing soybean variety XBP14002 with another soybean plant, methods for introgressing a transgenic trait, a mutant trait, and/or a native trait into soybean variety XBP14002, methods for producing other soybean varieties or plant parts derived from soybean variety XBP14002, and methods of characterizing soybean variety XBP14002. Soybean seed, cells, plants, germplasm, breeding lines, varieties, and plant parts produced by these methods and/or derived from soybean variety XBP14002 are further provided.