Drought-tolerant corn and strategic irrigation for optimized water use
A novel approach combining drought-tolerant corn hybrids with strategic irrigation to maximize yield under restrictive water allocations. This solution addresses water scarcity by optimizing irrigation timing and leveraging drought-resistant genetics.
Overview
This innovative solution integrates drought-tolerant corn hybrids with a strategic irrigation approach to enhance agricultural productivity under limited water conditions. By tailoring irrigation schedules to critical growth stages and utilizing corn varieties that endure water stress, this method maximizes yield and water-use efficiency. The approach is tailored for regions like west-central Nebraska, where water resources are scarce, and rainfall is concentrated early in the season.
Technical specifications
Key features include:
- Use of drought-tolerant corn hybrids capable of sustaining yields with reduced water availability.
- Strategic irrigation allocation: 20% water between VE-V12, 45% between V12-R4, and 35% between R4-R6 stages.
- Trigger irrigation at 50% and 60% soil water depletion, aligned with corn's critical growth stages to optimize water use.
- Field trials to measure grain yield, water-use efficiency, biomass, harvest index, and kernel weight.
- Development of irrigation response curves and guidelines for maximizing yield and profit.
Technology readiness level
This solution is at Technology Readiness Level 9, indicating it has been proven in an operational environment through comprehensive field trials in west-central Nebraska. The trials aim to validate the efficacy of the drought-tolerant hybrids and strategic irrigation under current and potentially stricter water allocations.
About University of Nebraska, Lincoln
The University of Nebraska–Lincoln is a comprehensive public research university and the flagship campus of the University of Nebraska system, combining land-grant reach with a collaborative, industry-engaged culture. A research and technology park adjacent to campus provides modern wet and dry labs, greenhouses, offices, and conferencing, enabling companies to co-locate with faculty and access shared equipment and pilot environments. A statewide extension network links university expertise with producers and communities, creating rapid pathways for field trials, demonstrations, and workforce pipelines. Research is supported by competitive federal funding from NSF, USDA, DOE, and NIH. A dedicated technology transfer office manages IP, licensing, agreements, and startup formation with industry-friendly terms.
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