DrisStrawTwentyFive Strawberry Yield and Fruit Size

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Solution Overview

Problem

Current strawberry varieties lack high yield, large conic-shaped fruit, and strong sweetness, which are desirable traits for horticultural practices in Ventura County, California.

Innovation Solution

The new strawberry variety 'DrisStrawTwentyFive' (Fragaria×ananassa) is developed through asexual propagation via tissue culture and vegetative cuttings, exhibiting high yield, very large conic-shaped fruit, and strong sweetness, derived from the proprietary parents '18L33' and '192M122', with distinct characteristics retained through successive propagations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional strawberry varieties are grown under normal horticultural practices, then they produce fruit, but the yield is not high and the fruit size is not very large

Engineering Contradiction:
ImproveyieldVSAvoidfruit size
Core Design Contradiction:
ProductivityVSQuantity of substance

Solution Approach 1:

The patent applies parameter changes by developing a new strawberry variety with specific genetic parameters that differ from conventional varieties. The variety 'DrisStrawTwentyFive' exhibits altered growth parameters including higher yield potential, larger fruit size (conic-shaped), and modified phenotypical characteristics such as dense pubescence and thick stolons, which collectively resolve the contradiction between productivity and fruit quantity/size

Inventive Principle:
Principle #35Parameter changes

2Productivity

If conventional strawberry varieties are grown under normal horticultural practices, then they produce fruit, but the sweetness is not strong

Engineering Contradiction:
ImprovesweetnessVSAvoidflavor consistency
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent achieves improved sweetness through parameter changes in the variety's genetic composition and metabolic profile. The new variety 'DrisStrawTwentyFive' demonstrates enhanced sugar content and flavor intensity compared to conventional varieties, while maintaining reliability through consistent expression of these traits across successive asexual propagations, thereby resolving the contradiction between productivity and flavor consistency

Inventive Principle:
Principle #35Parameter changes

3Stability of the object's composition

If the new variety is propagated asexually via tissue culture and vegetative cuttings, then distinctive characteristics are retained, but the propagation process is complex

Engineering Contradiction:
Improvecharacteristic retentionVSAvoidpropagation complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent employs copying through asexual propagation methods (tissue culture and vegetative cuttings) to reproduce identical copies of the parent plant. This ensures that the distinctive characteristics of 'DrisStrawTwentyFive' are faithfully retained in successive generations, resolving the contradiction between characteristic retention and propagation complexity by using established horticultural copying techniques

Inventive Principle:
Principle #26Copying

Data Source

PatentUSPP23382P2Strawberry plant named `DrisStrawTwentyFive`
Publication Date: 2013.02.12 DRISCOLLS INC
  • USPP23382P2 patent drawing
  • USPP23382P2 patent drawing
  • USPP23382P2 patent drawing

AI summary

A new and distinct variety of strawberry plant named ‘DrisStrawTwentyFive’ characterized by having very large sized, conical fruit with strong sweetness and high yield is disclosed.