CH010380 Hybrid Corn Development for Genetic Uniformity
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Solution Overview
Problem
Existing corn breeding techniques struggle to develop hybrids with uniformity and desirable traits such as increased yield, disease resistance, and improved agronomic qualities, while maintaining genetic stability and efficiency in pollination processes.
Innovation Solution
The development of the hybrid corn variety CH010380, which incorporates cytoplasmic and nuclear factors for male sterility or self-incompatibility, along with genetic modifications for traits like herbicide resistance and disease resistance, achieved through methods like backcrossing and genetic transformation, ensuring uniformity and desirable characteristics.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional breeding methods are used to develop hybrid corn, then genetic diversity is improved, but uniformity and genetic stability deteriorate
Solution Approach 1:
The breeding program segments the development process into distinct phases: creating homozygous inbred lines through multiple generations of self-pollination, then crossing these stabilized lines to produce uniform hybrids. This segmentation allows genetic diversity to be explored in the inbred development phase while ensuring uniformity in the final hybrid phase.
Solution Approach 2:
The patent applies preliminary action by extensively pre-developing and stabilizing inbred parental lines through multiple generations of self-pollination and selection before crossing. This preliminary stabilization of parent lines ensures that the resulting F1 hybrids exhibit uniformity and genetic stability while still benefiting from the genetic diversity introduced during the inbred development process.
2Adaptability or versatility
If multiple breeding methods are combined to achieve desirable traits, then trait complexity is improved, but breeding process complexity deteriorates
Solution Approach 1:
The patent merges multiple breeding approaches by combining pedigree breeding and recurrent selection within a unified hybrid development program. This integration allows the systematic combination of desirable traits from different parental lines while managing process complexity through structured methodologies and clear procedural frameworks.
Solution Approach 2:
The breeding program employs universal selection criteria and evaluation methods that can assess multiple traits simultaneously across different generations and crossing schemes. This multi-functional approach to trait evaluation simplifies the management of complex breeding processes by using consistent frameworks regardless of which specific breeding method is being applied.
3Productivity
If extensive breeding programs are implemented to develop superior hybrids, then yield and agronomic quality are improved, but time and resource consumption deteriorates
Solution Approach 1:
The breeding program maintains continuous useful action by running multiple crossing combinations and selection cycles simultaneously across different fields and generations. This parallel processing approach allows the program to accumulate yield improvements and agronomic quality enhancements without proportionally increasing the time required, as multiple developmental paths progress concurrently.
Data Source
AI summary
According to the invention, there is provided seed and plants of the hybrid corn variety designated CH010380. The invention thus relates to the plants, seeds and tissue cultures of the variety CH010380, and to methods for producing a corn plant produced by crossing a corn plant of variety CH010380 with itself or with another corn plant, such as a plant of another variety. The invention further relates to genetic complements of plants of variety CH010380.