Hybrid Tomato H2531 Disease Resistance and Processing Quality

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Solution Overview

Problem

Existing tomato varieties lack resistance to key diseases and pests, such as fusarium wilt races 2 and 3, root knot nematode, and tomato spotted wilt virus, and do not meet the processing quality parameters required for commercial production in hot and dry environments, particularly in regions like California and Chile.

Innovation Solution

Development of a new tomato variety 'H2531' with enhanced resistance to fusarium wilt races 2 and 3, root knot nematode, and tomato spotted wilt virus, and improved processing characteristics, including larger fruit size, better color, and higher viscosity, suitable for machine harvest in hot and dry climates.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing tomato varieties are used for commercial processing, then production can proceed with standard varieties, but they lack resistance to key diseases and pests (fusarium wilt races 2 and 3, root knot nematode, tomato spotted wilt virus) and do not meet processing quality parameters

Engineering Contradiction:
Improvedisease resistanceVSAvoidadaptability to hot and dry environments
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent applies parameter changes by developing a tomato variety with specific genetic traits that alter its physiological parameters to resist diseases and adapt to hot, dry environments. The variety 'H2531' exhibits changed parameters including resistance to fusarium wilt races 2 and 3, root knot nematode, and tomato spotted wilt virus, along with improved adaptability to California and Chile growing conditions through selective breeding.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs composite materials principles by creating a hybrid tomato variety that combines genetic traits from multiple parent lines. The variety 'H2531' is a composite of genetic material selected for specific disease resistances and environmental adaptabilities, merging multiple beneficial traits into a single variety that simultaneously resists multiple pathogens and thrives in hot, dry climates.

Inventive Principle:
Principle #40Composite materials

2Reliability

If tomato varieties are bred for disease resistance, then reliability improves, but fruit quality characteristics for processing (viscosity, color, uniformity) may be compromised

Engineering Contradiction:
Improvedisease resistanceVSAvoidprocessing quality parameters
Core Design Contradiction:
ReliabilityVSManufacturing precision

Solution Approach 1:

The patent merges multiple desirable traits into a single tomato variety by combining disease resistance genes with fruit quality genes. The variety 'H2531' integrates resistance to fusarium wilt, root knot nematode, and tomato spotted wilt virus with superior processing qualities including uniform fruit set, appropriate viscosity, and good color, achieving both reliability and manufacturing precision simultaneously through hybrid breeding.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent uses parameter changes to simultaneously optimize both disease resistance and fruit quality parameters. The breeding process selectively modifies genetic parameters to express resistance traits while maintaining or enhancing fruit characteristics such as viscosity, color, and uniformity, demonstrating that parameter optimization can achieve multiple objectives without compromise.

Inventive Principle:
Principle #35Parameter changes

3Productivity

If existing varieties are grown in hot and dry environments, then production can continue, but yield and fruit quality are insufficient for commercial processing

Engineering Contradiction:
ImproveyieldVSAvoidadaptability to soil and microenvironment conditions
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent applies parameter changes by developing a variety with modified physiological parameters that enable high productivity in hot, dry environments. The variety 'H2531' exhibits changed growth and fruit development parameters that allow it to maintain high yields and consistent fruit quality under California and Chile growing conditions, transforming environmental constraints into favorable production parameters.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent employs self-service principles by creating a variety that autonomously adapts to and thrives in hot, dry environments without requiring external interventions. The variety 'H2531' possesses inherent traits that enable it to self-regulate water use, resist environmental stress, and maintain productivity in challenging conditions, effectively serving its own adaptability needs through genetically programmed resilience.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250204477A1Hybrid Tomato Variety 'H2531'
Publication Date: 2025.06.26 HEINZ HJ CO BRANDS LLC
  • US20250204477A1 patent drawing

AI summary

Hybrid tomato variety ‘H2531’ is described. The tomato variety is a ground-culture hybrid processing tomato variety suitable for machine harvest and is adaptable to hot and dry climactic regions such as California central valley, Chile and Xinjiang. It is a mid-season variety with resistance to verticillium wilt, fusarium wilt races 1, 2, and 3, root knot nematode, bacteria speck and tomato spotted wilt virus.