Cultivated Rocket Variety With Stable Leaf Shape and Tall Flowering Height

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Solution Overview

Problem

There is a need for a cultivated rocket variety that exhibits a combination of traits including a narrow to medium leaf width, a strong leaf division, and a tall plant height at flowering stage.

Innovation Solution

Development of a new cultivated rocket variety, designated 88-CR31134 RZ, which includes a combination of narrow to medium leaf width, strong leaf division, and tall plant height at flowering stage, achieved through pedigree selection breeding methods and potentially enhanced with genetic modification techniques such as cisgenesis or transgenesis.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If conventional cultivated rocket varieties are used, then broad leaf width is achieved, but leaf division strength and plant height are insufficient

Engineering Contradiction:
Improveleaf widthVSAvoidleaf division
Core Design Contradiction:
ShapeVSStrength

Solution Approach 1:

The patent applies parameter changes by selecting and breeding plants with specific genetic parameters that control leaf width, leaf division strength, and plant height. Through pedigree selection and potential genetic modification, the variety 88-CR31134 RZ achieves a optimized combination of these parameters, transforming the traditional trade-off between broad leaves and strong division into a synergistic relationship where both traits are enhanced simultaneously.

Inventive Principle:
Principle #35Parameter changes

2Length of moving object

If tall plant height at flowering stage is achieved, then harvestable biomass increases, but structural stability may be compromised

Engineering Contradiction:
Improveplant heightVSAvoidstructural stability
Core Design Contradiction:
Length of moving objectVSStability of the object's composition

Solution Approach 1:

The patent employs preliminary action through selective breeding and genetic selection before the plants reach flowering stage. By identifying and propagating plants with genetic markers associated with both tall height and structural stability, the variety is pre-conditioned to maintain stability throughout its growth cycle. This preventive approach ensures that structural reinforcement mechanisms are already in place before the plant reaches its full height, preventing stability issues.

Inventive Principle:
Principle #10Preliminary action

3Stability of the object's composition

If uniform trait expression is achieved through selective breeding, then variety stability improves, but breeding time and complexity increase

Engineering Contradiction:
Improvetrait uniformityVSAvoidbreeding duration
Core Design Contradiction:
Stability of the object's compositionVSLoss of time

Solution Approach 1:

The patent implements feedback mechanisms through systematic evaluation and selection processes. At each generation of breeding, plants are assessed for uniform expression of target traits (leaf width, division strength, height). Data from these evaluations feeds back into the selection criteria for the next generation, allowing rapid convergence toward uniform varieties. This iterative feedback loop accelerates the breeding process by focusing resources on promising lineages that quickly exhibit stable trait expression.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20260076330A1Cultivated rocket variety 88-CR31134 rz
Publication Date: 2026.03.19 RIJK ZWAAN ZAADTEELT & ZAADHANDEL BV
  • US20260076330A1 patent drawing
  • US20260076330A1 patent drawing
  • US20260076330A1 patent drawing

AI summary

The present invention relates to a Eruca sativa seed designated 88-CR31134 RZ, which exhibits a combination of traits including a narrow to medium leaf width, a strong leaf division, and a tall plant height at flowering stage. The present invention also relates to a Eruca sativa plant produced by growing the 88-CR31134 RZ seed. The invention further relates to methods for producing the cultivated rocket cultivar, represented by cultivated rocket variety 88-CR31134 RZ.