Wheat Variety Breeding for Stable Multi-Trait Performance
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing wheat varieties lack a comprehensive combination of desirable traits such as higher seed yield, disease resistance, drought and heat tolerance, altered milling properties, and improved agronomic characteristics, limiting their adaptability and commercial utility.
Innovation Solution
Development of the wheat variety 6PUYW59B, which is homozygous and stable, incorporating genetic modifications and locus conversions to enhance traits like herbicide resistance, disease resistance, and abiotic stress tolerance, achieved through methods like genetic transformation and backcrossing, allowing for the introduction of specific traits like altered starch and nutritional quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional breeding methods are used to develop wheat varieties, then genetic diversity can be maintained, but the combination of multiple desirable traits (high yield, disease resistance, drought tolerance, milling properties) cannot be achieved simultaneously
Solution Approach 1:
The patent employs genetic transformation to directly modify specific genetic parameters of the wheat variety, introducing desired traits (disease resistance, drought tolerance, improved milling properties) through controlled genetic changes rather than traditional breeding. This allows precise parameter changes in the genome to achieve multiple desirable traits simultaneously while maintaining variety uniformity
Solution Approach 2:
The wheat variety 6PUYW59B represents a composite genetic structure combining multiple desirable traits from different parental lines through selective breeding and genetic modification. The variety integrates high yield potential, disease resistance, drought tolerance, and improved milling properties into a single unified genetic composition that exhibits all these characteristics together
2Adaptability or versatility
If selective breeding and genetic modification are used to combine multiple desirable traits, then trait combination is improved, but the development process becomes more complex and time-consuming
Solution Approach 1:
The patent utilizes preliminary action by first identifying and selecting parental lines with specific desirable traits, then using molecular markers to track and select for desired genetic combinations during the breeding process. This preliminary planning and marker-assisted selection streamline the complex breeding process, reducing the time and complexity compared to traditional trial-and-error methods
Solution Approach 2:
Molecular markers serve as intermediaries in the breeding process, allowing breeders to indirectly select for desired traits without having to wait for phenotypic expression. The markers act as mediators that link directly to genes of interest, enabling early selection of plants carrying multiple desirable traits and simplifying the overall breeding complexity
3Stability of the object's composition
If homozygous and stable wheat varieties are developed, then uniformity and stability are improved, but genetic diversity and adaptability to new conditions are reduced
Solution Approach 1:
The patent applies local quality by maintaining homozygosity and stability in the core genome of variety 6PUYW59B while introducing specific heterozygous regions or genes that provide adaptability to diverse conditions. The variety exhibits uniformity in essential agronomic traits while having localized genetic variations that confer resistance to multiple diseases and tolerance to drought, enabling both stability and adaptability
Data Source
AI summary
A wheat variety designated 6PUYW59B, the plants and seeds of wheat variety 6PUYW59B, methods for producing a wheat plant produced by crossing the variety 6PUYW59B with another wheat plant, and hybrid wheat seeds and plants produced by crossing the variety 6PUYW59B with another wheat line or plant, and the creation of variants by backcrossing, mutagenesis or transformation of variety 6PUYW59B are disclosed. Methods for producing other wheat varieties or breeding lines derived from wheat variety 6PUYW59B and to wheat varieties or breeding lines produced by those methods are also provided.