Soybean Variety 01068903 Marker-Assisted Breeding
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Solution Overview
Problem
Current soybean breeding methods face challenges in developing stable, high-yielding varieties with improved traits such as disease resistance, herbicide tolerance, and nutritional quality, which are difficult to predict and require extensive research and time due to the complexity of genetic combinations and environmental factors.
Innovation Solution
The development of the soybean variety 01068903, which includes specific genetic modifications and locus conversions for traits like herbicide resistance, disease resistance, and improved nutritional quality, achieved through genetic transformation and breeding techniques like backcrossing and marker-assisted selection, allowing for the introduction of desired traits while maintaining the original variety's morphological and physiological characteristics.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional breeding methods are used to develop new soybean varieties, then genetic diversity and trait combinations can be explored, but the process requires extensive research and time due to the complexity of genetic combinations and environmental factors
Solution Approach 1:
The patent applies preliminary action by using marker-assisted selection to pre-identify plants carrying desired genetic traits before phenotypic expression occurs. Molecular markers allow breeders to screen for specific genes and alleles in early generations, enabling selective breeding decisions to be made before environmental factors can mask or modify trait expression, thereby reducing the time required to develop new varieties while maintaining genetic diversity
2Reliability
If multiple traits are combined in a single variety through breeding, then improved agronomic performance can be achieved, but the complexity of genetic combinations makes trait prediction difficult
Solution Approach 1:
The patent implements feedback through marker-assisted selection, where molecular markers provide continuous genetic information feedback throughout the breeding process. This allows breeders to monitor and select for multiple target traits simultaneously, tracking the inheritance of specific genes and alleles across generations. The feedback mechanism enables informed decisions about which plants to advance or cross, simplifying the management of complex genetic combinations while ensuring reliable expression of desired agronomic traits
Data Source
AI summary
The invention relates to the soybean variety designated 01068903. Provided by the invention are the seeds, plants and derivatives of the soybean variety 01068903. Also provided by the invention are tissue cultures of the soybean variety 01068903 and the plants regenerated therefrom. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety 01068903 with itself or another soybean variety and plants produced by such methods.