Potato Cultivar FL 2126 Breeding via Marker-Assisted Selection
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Solution Overview
Problem
The potato industry faces challenges such as declining acreage, disease susceptibility, and the need for higher yields and adaptability, particularly in the southern and northern regions, where potato varieties with high solids content and disease resistance are required to enhance processing efficiency and product quality.
Innovation Solution
A new potato cultivar, FL 2126, is developed through selective crossbreeding for high solids content, disease resistance, and adaptability, incorporating traits like herbicide resistance, insect resistance, and improved nutritional quality, which can be achieved through selfing, backcrosses, hybrid production, and genetic engineering techniques, including the use of regenerable tissue cultures and transgenes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional breeding techniques are used to develop new potato varieties, then disease resistance and adaptability can be improved, but the development time and resource investment increase significantly (8+ years)
Solution Approach 1:
The patent applies preliminary action by pre-screening parental clones for desired traits (high solids content, disease resistance) before crossing. This preliminary selection of parents with verified desirable characteristics accelerates the breeding process by ensuring that the F1 generation has a higher probability of inheriting target traits, reducing the time needed for subsequent selection and testing cycles.
Solution Approach 2:
The patent employs tissue culture techniques to create identical copies of superior parental clones and selected progeny. This copying capability allows for rapid multiplication of plants with desired traits without the time-consuming process of traditional seed propagation, enabling faster development and deployment of improved varieties.
2Use of energy by moving object
If potato varieties with high solids content are developed to improve processing efficiency, then energy usage during frying decreases and product quality improves, but breeding complexity and selection requirements increase
Solution Approach 1:
The patent replaces complex multi-year field testing and manual selection processes with molecular marker-assisted selection. By using DNA markers linked to high solids content genes, breeders can identify plants with desired traits at the seedling stage in the greenhouse, eliminating the need for lengthy density measurements and fry tests conducted over multiple growing seasons.
Solution Approach 2:
The patent introduces molecular markers as intermediaries between the desired trait (high solids content) and the selection process. These markers serve as detectable proxies for the actual trait, allowing indirect selection of high solids content plants without requiring direct measurement of solids content or processing performance in each generation.
3Productivity
If cumulative breeding is performed to incorporate multiple desired traits, then varieties with high yield, disease resistance, and adaptability can be obtained, but the number of crossing generations and testing cycles increases
Solution Approach 1:
The patent applies preliminary action by pre-characterizing parental lines for multiple traits (yield, disease resistance, solids content) before initiating crosses. This preliminary characterization allows for strategic selection of parents that already possess combinations of desired traits, reducing the number of backcrossing generations needed to accumulate favorable genes in the progeny.
Solution Approach 2:
The patent replaces traditional phenotypic selection methods with molecular marker-assisted selection to track multiple traits simultaneously through generations. This substitution enables breeders to monitor the inheritance of multiple desired traits across several crosses and generations, making informed decisions about which plants to advance, thereby reducing the overall number of breeding cycles required.
Data Source
AI summary
A potato cultivar designated FL 2126 is disclosed. The invention relates to the tubers of potato cultivar FL 2126, to the seeds of potato cultivar FL 2126, to the plants of potato FL 2126, to the plant parts of potato cultivar FL 2126 and to methods for producing a potato plant produced by crossing potato cultivar FL 2126 with itself or with another potato variety. The invention also relates to methods for producing a potato plant containing in its genetic material one or more transgenes and to the transgenic potato plants and plant parts produced by those methods. This invention also relates to potato cultivars or breeding cultivars and plant parts derived from potato variety FL 2126, to methods for producing other potato cultivars, lines or plant parts derived from potato cultivar FL 2126 and to the potato plants, varieties, and their parts derived from use of those methods. The invention further relates to hybrid potato tubers, seeds, plants and plant parts produced by crossing potato cultivar FL 2126 with another potato cultivar.