DrisStrawEightyTwo Strawberry Yield and Mite Tolerance

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Solution Overview

Problem

There is a need for new strawberry plant varieties that are stable, high-yielding, and agronomically sound, with improved characteristics such as early season and total yield, fruit size, flavor, shelf-life, and tolerance to diseases and pests, as existing varieties may lack these traits.

Innovation Solution

The strawberry plant variety 'DrisStrawEightyTwo' is developed through a cross between proprietary parents '920AA240' and '914U 19', exhibiting distinct characteristics like an obtuse shape of terminal leaflet, medium glossiness of fruit, absent or small fruit cavity, and achenes positioned level with the surface, and is stable through successive asexual propagations and tissue culture.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If existing strawberry varieties are used, then cultivation is straightforward, but they lack stability, high yield, and agronomic soundness

Engineering Contradiction:
ImproveyieldVSAvoidstability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent applies parameter changes by developing a new strawberry variety with specific phenotypic parameters including obtuse shape of base of terminal leaflet, medium glossiness of fruit, absent or small fruit cavity, and position of achenes level with surface on fruit. These parameter specifications ensure both high productivity and reliability through controlled breeding from specific parental lines.

Inventive Principle:
Principle #35Parameter changes

2Quantity of substance

If existing strawberry varieties are used, then cultivation is simple, but they lack improved fruit size, flavor, and shelf-life

Engineering Contradiction:
Improvefruit sizeVSAvoidbreeding complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The patent applies preliminary action by pre-selecting and crossing specific parental lines ('920AA240' and '914U 19') before propagation. This preliminary breeding action ensures the resulting variety 'DrisStrawEightyTwo' inherits desired traits for fruit size, flavor, and shelf-life, avoiding the need for complex interventions during later cultivation stages.

Inventive Principle:
Principle #10Preliminary action

3Object-affected harmful factors

If existing strawberry varieties are used, then cultivation is standard, but they lack tolerance to mites and pests

Engineering Contradiction:
Improvepest toleranceVSAvoidyield
Core Design Contradiction:
Object-affected harmful factorsVSProductivity

Solution Approach 1:

The patent applies the blessing in disguise principle by developing variety 'DrisStrawEightyTwo' with inherent tolerance to mites and pests through controlled crossing. This converts the harmful effect of pests into a benefit where the plant's natural resistance reduces yield loss, transforming a potential harm into improved productivity without requiring additional protective measures.

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

4Ease of operation

If existing strawberry varieties are used, then harvesting is standard, but they lack easy-to-harvest plant architecture

Engineering Contradiction:
Improveharvesting easeVSAvoidplant architecture
Core Design Contradiction:
Ease of operationVSShape

Solution Approach 1:

The patent applies local quality by specifying particular architectural characteristics of variety 'DrisStrawEightyTwo' including obtuse shape of base of terminal leaflet and position of achenes level with surface on fruit. These localized structural features throughout the plant architecture make harvesting easier by improving fruit accessibility and reducing damage during collection.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUSPP33070P2Strawberry plant variety named ‘DrisStrawEightyTwo’
Publication Date: 2021.05.18 DRISCOLLS INC
  • USPP33070P2 patent drawing
  • USPP33070P2 patent drawing
  • USPP33070P2 patent drawing

AI summary

A new and distinct variety of strawberry plant named ‘DrisStrawEightyTwo’, particularly selected for its high early season and total yield when grown at high elevation, the size, flavor, and shelf-life of its fruit, as well as its tolerance to mites and easy-to-harvest plant architecture, is disclosed.