Soybean Varieties Resisting Stem Canker and Phytophthora Root Rot

Solution Overview

Problem

There is a continuous need for developing new soybean varieties that are stable, high-yielding, and exhibit superior agronomic characteristics to address challenges in agricultural production such as disease resistance and yield improvement.

Innovation Solution

The development of specific soybean varieties, including '21849321', '21849413', and others, which are bred for resistance to diseases like Stem canker and Phytophthora root rot, and tolerance to environmental stresses, incorporating traits such as herbicide resistance and improved yield potential through genetic modification and breeding techniques.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional soybean breeding methods are used to improve yield potential, then productivity increases, but disease resistance may be compromised

Engineering Contradiction:

Improveyield potentialVSAvoiddisease resistance

Core Design Contradiction:

ProductivityVSReliability

Solution Approach 1:

The patent combines multiple desirable traits (disease resistance, yield potential, stress tolerance) into single soybean varieties through controlled crossing and selection. Breeders merge genetic material from different parental lines to create varieties that simultaneously exhibit resistance to multiple diseases (e.g., cyst nematode, sudden death syndrome, white mold) while maintaining high yield potential.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The breeding program systematically changes genetic parameters by selecting and combining specific alleles and gene combinations that confer disease resistance while preserving yield-related traits. This involves modifying genetic composition through controlled crosses, selection pressure, and sometimes genetic transformation to introduce resistance genes without significantly reducing yield potential.

Inventive Principle:

Principle #35Parameter changes

2Reliability

If soybean varieties are bred for disease resistance, then reliability improves, but yield potential may be reduced

Engineering Contradiction:

Improvedisease resistanceVSAvoidyield potential

Core Design Contradiction:

ReliabilityVSProductivity

Solution Approach 1:

The breeding program systematically changes genetic parameters by selecting and combining specific alleles and gene combinations that confer disease resistance while preserving yield-related traits. This involves modifying genetic composition through controlled crosses, selection pressure, and sometimes genetic transformation to introduce resistance genes without significantly reducing yield potential.

Inventive Principle:

Principle #35Parameter changes

Solution Approach 2:

The patent combines multiple desirable traits (disease resistance, yield potential, stress tolerance) into single soybean varieties through controlled crossing and selection. Breeders merge genetic material from different parental lines to create varieties that simultaneously exhibit resistance to multiple diseases (e.g., cyst nematode, sudden death syndrome, white mold) while maintaining high yield potential.

Inventive Principle:

Principle #5Merging (Combining)

3Reliability

If multiple disease resistance traits are incorporated into soybean varieties, then reliability against multiple pathogens improves, but breeding complexity increases

Engineering Contradiction:

Improvemulti-disease resistanceVSAvoidbreeding program complexity

Core Design Contradiction:

ReliabilityVSDevice complexity

Solution Approach 1:

The breeding program is divided into distinct phases and components: parental line development, controlled crossing, progeny selection, multi-location testing, and variety registration. Each phase focuses on specific objectives, allowing breeders to systematically incorporate multiple disease resistance traits while managing complexity through structured procedures and specialized teams for different disease resistance components.

Inventive Principle:

Principle #1Segmentation

Data Source

PatentUS20230172144A1Soybean varieties

Publication Date: 2023.06.08 GDM SEEDS INC

AI summary

New soybean varieties designated ‘21849321’, ‘21849413’, ‘21780846’, ‘21780941’, ‘21781499’, ‘21781501’, ‘21781585’, ‘21782047’, ‘21782089’, ‘21782361’, ‘21798080’, ‘21798396’, ‘21798776’, ‘21799075’, ‘21799453’, ‘21799792’‘21799939’, ‘21799942’, ‘21799960’, ‘21803279’, ‘21849316’, ‘21849415’, ‘21849543’, ‘21849629’, ‘21850070’, ‘21850082’, ‘21850087’, ‘21850111’, ‘21800592’, ‘21800737’, ‘21799951’, ‘21799528’, and ‘21797916’ are described. ‘21849321’, ‘21849413’, ‘21780846’, ‘21780941’, ‘21781499’, ‘21781501’, ‘21781585’, ‘21782047’, ‘21782089’, ‘21782361’, ‘21798080’, ‘21798396’, ‘21798776’, ‘21799075’, ‘21799453’, ‘21799792’‘21799939’, ‘21799942’, ‘21799960’, ‘21803279’, ‘21849316’, ‘21849415’, ‘21849543’, ‘21849629’, ‘21850070’, ‘21850082’, ‘21850087’, ‘21850111’, ‘21800592’, ‘21800737’, ‘21799951’, ‘21799528’, and ‘21797916’, are soybean varieties exhibiting stability and uniformity.