Tetramic Acid Derivatives for Soil Drip Pest Control
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Solution Overview
Problem
Current methods for controlling insects, spider mites, and nematodes in agricultural settings are not effective when applied through traditional means, particularly in soil applications, and there is a need for a more efficient and widespread solution that can target a variety of pests across different crops.
Innovation Solution
The use of tetramic acid derivatives through drip application onto soil in irrigation systems, including both natural and artificial substrates, provides a systemic control method for a broad range of pests, including insects, spider mites, and nematodes, offering a versatile solution for various crops in both open and closed systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional spray application methods are used for pest control, then the pesticides can be applied to plant surfaces, but the effectiveness against soil-dwelling and systemic pests is insufficient
Solution Approach 1:
The patent changes the application parameter from spray (aerial) to drip (subsurface), transforming how the pesticide is delivered to the plant. This parameter change enables the pesticide to reach the root zone and be taken up systemically, making it effective against both foliar and soil-dwelling pests simultaneously
Solution Approach 2:
The patent uses the plant's own vascular system as an intermediary to deliver the pesticide from the soil to the above-ground parts. The pesticide applied to the soil is absorbed by roots and transported through the xylem to leaves and other tissues, creating a systemic effect that protects against various pest types
2Reliability
If drip application onto soil is used, then systemic control is achieved, but the method is traditionally considered unsuitable for this purpose
Solution Approach 1:
The patent changes the chemical parameter of the pesticide formulation to enable soil application. By selecting or developing tetramic acid derivatives with appropriate stability and solubility characteristics, the pesticide can survive in the soil environment and be effectively absorbed by roots, transforming drip application from an unsuitable method to a reliable systemic control approach
3Adaptability or versatility
If broad-spectrum pest control is implemented, then multiple pest types are targeted, but the application method must be highly versatile
Solution Approach 1:
The patent makes the drip application system multi-functional by enabling it to control multiple pest types (insects, mites, nematodes) through a single application method. The systemic nature of the pesticide delivery allows it to protect both above-ground and below-ground plant parts, providing universal protection against diverse pests without requiring different application systems
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Tetramic acid derivatives demonstrate high efficacy in controlling target pests when applied via drip irrigation, as shown in specific examples across multiple crop types, providing long-lasting protection and outperforming commercial standards in several cases, with significant reductions in pest populations.
Implementation Method 1
Dripping onto the soil is a common way of application of pesticides, in particular of systemic pesticides
Implementation Method 2
The compounds are taken up by the plants and are effective against a broad spectrum of pests
Data Source
AI summary
Compounds of the formula (I) in which A, B, G, W, X, Y and Z can have the meanings given in the description are highly suitable for controlling animal pests such as insects and/or spider mites and/or nematodes by drip application onto the soil.