Potato Cultivar FL 2204 Breeding for Nematode Resistance
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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 in potato varieties, particularly in the U.S., where diseases like the golden nematode affect crops, and there is a requirement for potato cultivars with high solids content and improved processability for the chip processing industry.
Innovation Solution
Development of the potato cultivar 'FL 2204' through selective crossbreeding for traits like Golden Nematode resistance, Common Scab resistance, high solids content, and improved chip color, along with methods for producing and propagating this cultivar through selfing, crossing, and genetic engineering to introduce desirable genes for herbicide resistance, disease resistance, and enhanced nutritional quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional breeding methods are used to develop new potato cultivars, then disease resistance and adaptability can be improved, but the development time and cost increase significantly (8 years or more)
Solution Approach 1:
The patent applies preliminary action by pre-screening parental clones for desired traits (high solids content, disease resistance) before crossing, and by using controlled pollination with pollen collected in gelatin capsules for later use. This preparation in advance allows systematic breeding while maintaining efficiency throughout the 8-year development cycle.
2Loss of energy
If potato varieties with high solids content are developed, then energy efficiency during frying improves and oil content decreases, but breeding complexity and selection difficulty increase
Solution Approach 1:
The patent employs feedback mechanisms by conducting density measurements and fry tests on tuber samples after the second year of development, and performing comprehensive fry tests and density determinations in the third year. This systematic feedback allows selection of varieties with high solids content (65-75%) while managing breeding complexity through structured evaluation protocols.
3Object-affected harmful factors
If potato varieties are bred for resistance to multiple diseases and pests, then crop damage is reduced, but the breeding program becomes more complex and time-consuming
Solution Approach 1:
The patent merges multiple disease resistance traits by crossing parental clones selected for specific resistances. The resulting cultivar 'FL 2204' combines resistance to golden nematode, common scab, and other diseases, along with high solids content and good chip color, achieving multi-trait improvement through consolidated breeding efforts.
Solution Approach 2:
The patent applies local quality by selecting parental clones with specific local adaptations and resistances suitable for different growing regions. This allows the developed cultivar to maintain disease resistance while adapting to various environmental conditions across different states.
4Productivity
If potato varieties are developed for high yield, then production volume increases, but adaptability to different growing conditions may be compromised
Solution Approach 1:
The patent achieves both high yield and adaptability by carefully selecting and adjusting breeding parameters including parental clone selection, pollination timing, and environmental conditions during growth and storage. The developed cultivar 'FL 2204' maintains high productivity while demonstrating adaptability through controlled parameter optimization throughout the breeding process.
Data Source
AI summary
A potato cultivar designated ‘FL 2204’ is disclosed. The invention relates to the tubers of potato cultivar ‘FL 2204’, to the seeds of potato cultivar ‘FL 2204’, to the plants of potato ‘FL 2204’, to the plant parts of potato cultivar ‘FL 2204’ and to methods for producing a potato plant produced by crossing potato cultivar ‘FL 2204’ 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 2204’, to methods for producing other potato cultivars, lines or plant parts derived from potato cultivar ‘FL 2204’ 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 2204’ with another potato cultivar.