Maize Inbred 1PWEW24 for Faster Multi-Trait Breeding
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Solution Overview
Problem
The development of new maize varieties is a time-consuming process that requires years to combine desirable traits such as disease resistance, drought tolerance, and high yield, posing challenges in efficiently producing stable and agronomically sound maize varieties.
Innovation Solution
The development of a novel maize variety, 1PWEW24, with specific traits introduced through backcross conversion, genetic manipulation, and transformation, including cytoplasmic male sterility and heritable traits like herbicide tolerance and disease resistance, facilitated by crossing and tissue culture techniques.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional breeding methods are used to combine desirable traits, then the resulting maize variety achieves desired characteristics, but the development process takes 6-12 years
Solution Approach 1:
The patent applies preliminary action by pre-selecting and characterizing inbred lines with specific desirable traits (disease resistance, drought tolerance, yield potential) before combining them. The inbred line 1PWEW24 was developed with predetermined characteristics through systematic selection and characterization, allowing faster hybrid development. This preliminary characterization of parental lines enables more efficient trait combination in subsequent crossing programs.
2Adaptability or versatility
If multiple desirable traits are combined in a single variety, then the maize achieves greater yield and resistance, but the breeding process becomes more complex
Solution Approach 1:
The patent applies segmentation by dividing the breeding program into distinct components: developing specialized inbred lines with specific traits (disease resistance, drought tolerance, yield), characterizing their individual performance, and then strategically combining them in hybrid crosses. This segmentation allows each inbred line to be optimized for particular traits independently, reducing the overall complexity of combining multiple desirable characteristics in the final hybrid variety.
Data Source
AI summary
A novel maize variety designated 1PWEW24 and seed, plants and plant parts thereof are provided. Methods for producing a maize plant comprise crossing maize variety 1PWEW24 with another maize plant are provided. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into 1PWEW24 through backcross conversion and/or transformation, and to the maize seed, plant and plant part produced thereby are provided. Hybrid maize seed, plants or plant parts are produced by crossing the variety 1PWEW24 or a locus conversion of 1PWEW24 with another maize variety.