Nectarjune Nectarine Tree Hybridization for Shelf Life

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Solution Overview

Problem

Current nectarine varieties face challenges with short shelf life and sensitivity to climatic conditions, affecting their commercial viability and eating quality.

Innovation Solution

The development of the 'Nectarjune' nectarine tree variety, which is a result of hybridization between an unnamed white nectarine and 'Julie' peach tree, exhibits early flowering, long shelf life, and durable fruit characteristics, making it suitable for commercial fresh fruit production with improved resistance to frost and disease.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current nectarine varieties are used, then they can be grown and harvested, but they have short shelf life and are sensitive to climatic conditions

Engineering Contradiction:
Improveshelf lifeVSAvoidsensitivity to climatic conditions
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies parameter changes by developing a new nectarine variety with altered genetic parameters that result in extended shelf life and improved climatic resistance. The hybridization between 'Julie' peach and 'Zaïtabo' nectarine creates a new variety 'Nectarjune' with modified physiological parameters including longer fruit retention period and enhanced hardiness against frost and diseases.

Inventive Principle:
Principle #35Parameter changes

2Productivity

If early flowering occurs, then fruit production can begin earlier, but the variety may be more susceptible to frost damage

Engineering Contradiction:
Improveearly fruit productionVSAvoidfrost susceptibility
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent converts the potential harm of early flowering (frost susceptibility) into a benefit by selecting and breeding plants that exhibit both early flowering and enhanced frost resistance. The 'Nectarjune' variety demonstrates this by flowering early in March while simultaneously showing improved resistance to frost damage, turning what was traditionally a vulnerability into an advantage for early season production.

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

Data Source

PatentUSPP19379P3Nectarine tree named `Nectarjune`
Publication Date: 2008.10.28 R L AGRO SELECTION FRUITS
  • USPP19379P3 patent drawing
  • USPP19379P3 patent drawing
  • USPP19379P3 patent drawing

AI summary

A new and distinct variety of nectarine tree, denominated ‘Nectarjune’, has fruit of very long shelf life without alteration after harvesting, a semi-sweet white flesh of high eating quality and an attractive, very high percentage red skin. The tree is of large size and is vigorous. Moreover fruit can be consumed crunchy or melting.