BT RASseven Raspberry Cultivar for Extended Shelf Life
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Solution Overview
Problem
Existing raspberry cultivars face challenges in commercial applications due to variations in environmental conditions affecting fruit quality, shelf life, disease resistance, and architectural traits, lacking consistent performance across different growing conditions.
Innovation Solution
Development of the Rubus idaeus cultivar 'BT RASseven', which exhibits stable traits such as high fruit quality, extended shelf life, disease tolerance, and specific architectural features, ensuring consistent performance regardless of environmental variations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing raspberry cultivars are grown under varying environmental conditions, then fruit quality and shelf life are improved through selection, but consistency of performance across different growing conditions deteriorates
Solution Approach 1:
The patent applies parameter changes by selecting and breeding plants with specific genetic parameters that confer stable performance. The cultivar 'BT RASseven' was developed through controlled breeding to fix desirable traits (fruit quality, shelf life, architecture) at the genetic level, making these parameters invariant across environmental conditions while maintaining adaptability to commercial cultivation requirements
2Manufacturing precision
If raspberry cultivars are bred for specific fruit quality traits, then fruit homogeneity and shelf life are improved, but disease resistance and pest tolerance may deteriorate
Solution Approach 1:
The patent merges multiple desirable traits into a single cultivar through controlled breeding. The cultivar 'BT RASseven' combines fruit homogeneity, extended shelf life (8-9 days), disease tolerance (aphid, leafhopper, orange rust), and architectural traits in one genotype, resolving the contradiction by integrating rather than sacrificing traits
3Ease of operation
If raspberry plants are selected for upright architecture and reduced spinescence, then ease of harvesting and mechanicalization are improved, but plant productivity and fruit yield may deteriorate
Solution Approach 1:
The patent applies local quality by differentiating traits in different parts of the plant. The cultivar 'BT RASseven' has reduced spinescence and more upright architecture in the cane structure (improving harvestability) while maintaining high fruit production capacity in the fruiting zones, achieving both ease of operation and productivity
Data Source
AI summary
A new and distinct cultivar of Rubus idaeus plant named ‘BT RASseven’ is disclosed, characterized by high quality fruits in terms of shelf life. Shelf life is 8 to 9 days at normal fruit cooler temperatures. Plants are semi-erect, including the lateral branches. Fruit has a clear light red color which is maintained during post-harvest. Plants have dense pubescence at the base of the plant. The new cultivar is a Rubus, intended for commercial fruit production.