Kakariki Feijoa Early Ripening Large Fruit

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Solution Overview

Problem

Existing feijoa varieties near Nelson, New Zealand, either produce small fruit or harvest late in the season, lacking the combination of early ripening and large fruit size desired for commercial and consumer appeal.

Innovation Solution

A new feijoa variety, 'Kakariki', resulting from a selective cross-pollination of 'Apollo' and an unnamed seedling, is asexually reproduced and characterized by producing large fruit (over 125 grams) ripe for harvesting as early as March 28th, surpassing other varieties in both size and season timing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If early season harvesting varieties are selected, then ripening time is improved, but fruit size deteriorates

Engineering Contradiction:
Improveripening timeVSAvoidfruit size
Core Design Contradiction:
Loss of timeVSWeight of moving object

Solution Approach 1:

The patent applies parameter changes by creating a new variety through selective cross-pollination that fundamentally alters the genetic parameters of the feijoa plant. The resulting 'Kakariki' variety exhibits changed parameters including earlier ripening time (March 28 vs April 18-23 for other varieties) and increased fruit weight (125+ grams vs 85-100 grams for other varieties), simultaneously improving both previously conflicting characteristics.

Inventive Principle:
Principle #35Parameter changes

2Weight of moving object

If large fruit size is produced, then fruit weight is improved, but ripening time deteriorates

Engineering Contradiction:
Improvefruit sizeVSAvoidripening time
Core Design Contradiction:
Weight of moving objectVSLoss of time

Solution Approach 1:

The patent achieves parameter changes by developing a new feijoa variety through controlled cross-pollination between 'Apollo' and an unnamed seedling. The resulting 'Kakariki' variety displays transformed parameters: fruit weight exceeds 125 grams (comparing favorably to 'Anatoki' at 100 grams) while ripening occurs by March 28 (earlier than 'Anatoki' at April 11 and significantly earlier than late season varieties), thus improving both fruit size and ripening time simultaneously.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUSPP22173P3Feijoa variety named `Kakariki`
Publication Date: 2011.10.04 HART ROY
  • USPP22173P3 patent drawing
  • USPP22173P3 patent drawing
  • USPP22173P3 patent drawing

AI summary

A new and distinct variety of feijoa plant denominated as ‘kakariki’ is described and which is characterized as to novelty by producing a fruit which is ripe for harvesting under the ecological conditions prevailing near Nelson, New Zealand at least as early 28 March.