Synergistic Diacyl Urea–Nutrient Formulation for Crop Yield

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Solution Overview

Problem

Agricultural practices often rely on fertilizer recommendations based on economics rather than agronomy, leading to nutrient deficiencies that limit yield and quality, and existing formulations fail to synergistically enhance plant growth and productivity.

Innovation Solution

A synergistic agricultural formula combining diacyl or diaryl urea, such as N,N′-diformylurea, with micronutrients and macronutrients, applied at physiologically sensitive times to enhance plant growth and yield parameters.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If fertilizer applications are determined based on yield goal estimates and economics rather than agronomic needs, then production costs are controlled, but nutrient deficiencies occur that limit yield and quality

Engineering Contradiction:
Improvecrop yieldVSAvoidnutrient concentration
Core Design Contradiction:
ProductivityVSQuantity of substance

Solution Approach 1:

The patent combines a diacyl or diaryl urea compound with a specific mixture of macro and micronutrients in defined ratios (0.1:1 to 10:1 weight ratio) to create a synergistic formulation. This merging of components produces a greater effect than individual applications, simultaneously improving yield while optimizing nutrient utilization efficiency.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The invention creates a composite agricultural formulation integrating the diacyl or diaryl urea compound with multiple nutrients (nitrogen, phosphorus, potassium, calcium, magnesium, sulfur, and trace elements). This composite structure allows the formulation to address multiple nutrient deficiencies simultaneously while maintaining cost-effectiveness.

Inventive Principle:
Principle #40Composite materials

2Productivity

If higher concentrations of nutrients are applied to improve yield and quality, then plant productivity increases, but input costs and environmental risks increase

Engineering Contradiction:
Improveplant productivityVSAvoidenvironmental risks
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent optimizes the concentration parameters of both the diacyl or diaryl urea compound (0.1-10% w/w) and nutrients in the formulation to achieve synergistic effects at lower total application rates. This parameter optimization allows improved plant productivity while reducing excessive nutrient loading that could cause environmental harm.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The diacyl or diaryl urea compound acts as an intermediary that enhances the efficiency and uptake of applied nutrients. By improving nutrient utilization efficiency, the formulation reduces the total amount of nutrients needed to achieve target yields, thereby reducing environmental risks from nutrient runoff and leaching.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If individual nutrients are applied separately to address specific deficiencies, then targeted treatment is achieved, but application complexity and cost increase

Engineering Contradiction:
Improvetargeted treatment capabilityVSAvoidapplication complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges multiple nutrients (macro and micronutrients) with the diacyl or diaryl urea compound into a single integrated formulation. This allows farmers to apply one product that simultaneously addresses multiple nutrient needs, reducing application complexity while maintaining the ability to target specific deficiency patterns through formulation selection.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The formulation is designed with universal applicability across different crop types and soil conditions by including a comprehensive range of nutrients in balanced proportions. The diacyl or diaryl urea compound provides multi-functional benefits including nutrient activation, plant growth regulation, and stress mitigation, making the formulation adaptable to various agricultural scenarios.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS12408671B2Synergistic agricultural formula comprising diacyl or diaryl urea and at least one mixture of nutrients
Publication Date: 2025.09.09 CORTEVA AGRISCIENCE LLC
  • US12408671B2 patent drawing
  • US12408671B2 patent drawing
  • US12408671B2 patent drawing

AI summary

A synergistic agricultural formula including at least one diacyl or diaryl urea, such as a N,N′-diformylurea, and at least one mixture of nutrients, such as a mixture of micronutrients and/or macronutrients. This synergistic agricultural formula gives those skilled in the art the ability to regulate important phenotypical parameters that lead to a variety of important agronomic and horticulture traits which improve crop yield parameters leading beyond that of its individual components.