Maize Inbred PH47P0 Breeding for Disease Resistance and Drought Tolerance
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Solution Overview
Problem
The development of new maize varieties is a time-consuming process that takes six to twelve years, and there is a continuous goal to create stable, high-yielding maize varieties with desirable traits such as disease resistance, drought tolerance, and improved agronomic characteristics.
Innovation Solution
A novel maize variety, PH47P0, is developed through careful breeding and selection, incorporating traits like male sterility, disease resistance, and drought tolerance using genetic manipulation and transformation, and processes for producing hybrid maize seeds by crossing PH47P0 with other maize varieties.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional maize breeding processes are used to develop new varieties with desirable traits, then the varieties achieve genetic stability and uniformity, but the development time becomes excessively long (six to twelve years)
Solution Approach 1:
The patent creates an inbred maize variety PH47P0 with pre-established desirable traits including male sterility, disease resistance, and drought tolerance through systematic breeding. This preliminary development of a stable inbred line with multiple desired characteristics simultaneously addresses the contradiction by providing a ready-to-use genetic platform that reduces subsequent breeding time while maintaining genetic stability.
2Adaptability or versatility
If multiple desirable traits are combined in a single maize variety through traditional breeding, then the variety achieves improved agronomic characteristics, but the breeding process becomes more complex and time-consuming
Solution Approach 1:
The patent merges multiple desirable traits including male sterility, disease resistance, and drought tolerance into a single inbred maize variety PH47P0. By combining these traits through systematic inbreeding and selection, the patent achieves a unified variety that simultaneously possesses all desired characteristics, thereby improving adaptability while managing breeding complexity through a structured approach.
Solution Approach 2:
The inbred maize variety PH47P0 is designed as a universal parent line that can be used for multiple purposes: producing hybrid seed, providing disease resistance, conferring drought tolerance, and enabling male sterility systems. This multi-functional design allows a single variety to serve multiple agronomic needs, reducing the need for separate breeding programs for each trait.
3Stability of the object's composition
If traditional inbreeding processes are used to develop stable maize varieties, then genetic uniformity is achieved, but the time required for multiple generations of crossing and selection increases significantly
Solution Approach 1:
The patent performs preliminary inbreeding and trait consolidation to develop inbred variety PH47P0 with established genetic uniformity and desired traits before using it as a parent. This preliminary action creates a stable genetic foundation that maintains uniformity in subsequent generations while reducing the need for extended inbreeding periods, as the variety is already optimized for both uniformity and trait expression.
Data Source
AI summary
A novel maize variety designated PH47P0 and seed, plants and plant parts thereof are provided. Methods for producing a maize plant comprise crossing maize variety PH47P0 with another maize plant are provided. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into PH47P0 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 PH47P0 or a locus conversion of PH47P0 with another maize variety.