Wheat Variety 10BC149#66 for Stable Hybrid Yield and Trait Uniformity
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Solution Overview
Problem
Existing wheat breeding methods face challenges in producing homozygous inbred lines with desirable traits such as increased drought tolerance, disease resistance, and improved agronomic characteristics, which are difficult to reproduce and maintain vigor in hybrid plants.
Innovation Solution
The development of wheat variety 10BC149#66, which includes genetic markers and introgression or transformation to confer traits like drought tolerance, male sterility, and disease resistance, along with methods like genome editing and backcrossing to maintain desired characteristics in progeny.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If inbred lines are used for hybrid production, then hybrid vigor and seed yield are improved, but inbred plant vigor and ease of inbred seed production deteriorate
Solution Approach 1:
The patent segments the breeding process into distinct phases: developing inbred lines with specific desirable traits (drought tolerance, disease resistance) and then using them in controlled hybrid crosses. This allows the inbred lines to be optimized for specific functions while maintaining overall program productivity.
Solution Approach 2:
The patent applies preliminary action by pre-selecting and pre-breeding inbred lines with desirable traits before hybrid production. This includes pre-screening for drought tolerance, disease resistance, and other agronomic characteristics, so that when hybrids are produced, the desired traits are already embedded in the parental lines.
2Manufacturing precision
If traditional breeding methods are used, then variety development is achieved, but time consumption and breeding program efficiency worsen
Solution Approach 1:
The patent implements feedback mechanisms through systematic evaluation and selection processes at multiple stages of breeding. Performance data from field trials, genetic analysis results, and agronomic assessments feed back into breeding decisions, allowing for rapid adjustment and optimization of breeding strategies without extending overall program time.
Solution Approach 2:
The patent changes key breeding parameters by integrating modern genetic techniques (marker-assisted selection, genomic selection) with traditional breeding methods. This transforms the breeding process from purely phenotypic selection to a combination of genotypic and phenotypic evaluation, significantly reducing the time required to achieve desired trait combinations.
3Stability of the object's composition
If homozygous inbred lines are produced, then uniformity and true-breeding characteristics are improved, but plant vigor and adaptability deteriorate
Solution Approach 1:
The patent applies local quality by creating inbred lines that are homozygous for specific desirable traits (drought tolerance, disease resistance, grain quality) while maintaining genetic diversity in other regions of the genome. This allows each inbred line to excel in specific functions while the hybrid combination provides overall adaptability and vigor.
Solution Approach 2:
The patent uses composite breeding strategies by combining multiple inbred lines with different desirable traits to create hybrids. This is analogous to composite materials where individual components have specialized properties, and the composite structure achieves overall superior performance including both uniformity and adaptability.
Data Source
AI summary
The present invention provides wheat variety 10BC149#66, and derivatives and hybrids thereof. The present invention further provides methods of use of wheat variety 10BC149 #66. its derivates, and hybrids, e.g., in breeding.