Hybrid Maize X00B136 Trait Integration via Locus Conversion
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Solution Overview
Problem
The challenge in maize breeding is to combine desirable traits such as disease resistance, drought tolerance, and high yield in a hybrid maize variety while maintaining uniformity and stability, which existing breeding methods struggle to achieve effectively.
Innovation Solution
The development of the hybrid maize variety X00B136, produced by crossing proprietary Pioneer Hi-Bred International maize inbred varieties, incorporates locus conversions and transformation processes to introduce specific traits, enhancing resistance to abiotic stresses, diseases, and improving agronomic performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional plant breeding methods are used to combine desirable traits, then the breeding process can be maintained with conventional techniques, but the ability to effectively combine multiple traits such as disease resistance, drought tolerance, and high yield while maintaining uniformity and stability is limited
Solution Approach 1:
The patent applies parameter changes by modifying the genetic composition parameters of the hybrid maize through locus conversions and transformation processes. This introduces specific genetic traits (disease resistance, drought tolerance) while controlling the genetic background to maintain uniformity and stability across the hybrid population, resolving the contradiction between trait diversity and genetic consistency
2Reliability
If advanced genetic modification techniques such as locus conversion and transformation are integrated, then resistance to abiotic stresses and diseases is improved, but the complexity of the breeding process increases
Solution Approach 1:
The patent applies segmentation by dividing the breeding process into distinct modules: selecting proprietary inbred varieties as parental lines, performing locus conversions at specific genetic loci, and executing transformation processes for desired traits. This modular approach enables precise introduction of stress resistance and disease resistance traits while managing overall process complexity through systematic organization of breeding steps
3Productivity
If proprietary inbred varieties are used as parental lines, then the hybrid can exhibit superior agronomic performance and yield, but the dependency on specific parental genotypes increases
Solution Approach 1:
The patent applies universality by developing a hybrid maize variety that serves multiple functions: it maintains high yield and agronomic performance through optimized parental combinations, while also providing broad adaptability through integrated disease resistance, drought tolerance, and locus conversion capabilities. This multi-functional design reduces dependency on specific parental genotypes by creating a robust hybrid platform that performs consistently across different genetic backgrounds
Data Source
AI summary
A novel maize variety designated X00B136 and seed, plants and plant parts thereof, produced by crossing Pioneer Hi-Bred International, Inc. proprietary inbred maize varieties. Methods for producing a maize plant that comprises crossing hybrid maize variety X00B136 with another maize plant. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X00B136 through backcross conversion and/or transformation, and to the maize seed, plant and plant part produced thereby. This invention relates to the maize variety X00B136, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X00B136. This invention further relates to methods for producing maize varieties derived from maize variety X00B136.