CH010373 Hybrid Corn Breeding for Trait Combination and Uniformity
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Solution Overview
Problem
Existing corn breeding techniques struggle to combine multiple desirable traits such as yield, disease resistance, and uniformity in a single hybrid variety, limiting the efficiency and effectiveness of corn cultivation.
Innovation Solution
Development of the hybrid corn variety CH010373, which incorporates genetic modifications and cytoplasmic traits for male sterility, along with specific heritable traits like herbicide resistance and disease resistance, achieved through methods such as backcrossing and genetic transformation using engineered nucleases, to create a uniform and high-yielding corn hybrid.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional breeding methods are used to combine multiple desirable traits, then the complexity of the breeding program increases, but the ability to successfully combine all desired traits in a single hybrid variety decreases
Solution Approach 1:
The breeding program is divided into distinct segments: developing homozygous inbred parental lines with specific traits, creating the hybrid combination, and separately evaluating the hybrid performance. This segmentation allows systematic combination of multiple traits by first establishing pure parental lines with desired characteristics, then testing their hybrid combinations.
Solution Approach 2:
Homozygous inbred parental plants are developed and stabilized before the actual hybridization event. This preliminary action of creating genetically uniform parental lines ensures that when crossing occurs, the desired traits are reliably present and can be systematically evaluated in the hybrid progeny.
2Reliability
If extensive breeding programs are conducted to develop superior inbred parental plants, then the time required to develop new hybrids increases, but the quality and yield potential of the resulting hybrids improves
Solution Approach 1:
Homozygous inbred plants are developed through self-pollination over multiple generations, allowing the plants to naturally stabilize their genetic composition. This self-service approach to creating uniform parental lines ensures genetic stability and reliability of desired traits without requiring continuous external intervention, thereby improving hybrid quality while managing development time.
Data Source
AI summary
According to the invention, there is provided seed and plants of the hybrid corn variety designated CH010373. The invention thus relates to the plants, seeds and tissue cultures of the variety CH010373, and to methods for producing a corn plant produced by crossing a corn plant of variety CH010373 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 CH010373.