Entomopathogenic Nematode Delivery for Pest Control
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Solution Overview
Problem
Current bio-control methods for pests like the Red Palm Weevil and soil-inhabiting insects are ineffective due to challenges in delivering pesticides and entomopathogenic fungi to the target hosts, with existing methods failing to ensure effective contact and attachment.
Innovation Solution
Development of multi-component biological delivery systems using entomopathogenic nematodes (EPNs) manipulated to carry external cargos, with special binders attaching these cargos to the EPNs' surfaces, enhancing their pathogenicity and ability to target pests.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional pesticide delivery methods are used for soil-inhabiting pests, then application is simple, but delivery effectiveness to target hosts is poor
Solution Approach 1:
The patent uses entomopathogenic nematodes as intermediary carriers to deliver pesticidal agents to soil-inhabiting pests. The nematodes naturally seek and infect pest insects, and the pesticidal cargo is delivered through the nematode's infection process, combining biological targeting with chemical control effectiveness.
Solution Approach 2:
The entomopathogenic nematodes perform self-targeting by using their natural host-seeking behavior to locate and infect pest insects. The system leverages the nematode's innate biological capabilities to navigate and deliver the pesticidal cargo without requiring external guidance or complex delivery mechanisms.
2Reliability
If entomopathogenic fungi spores are mechanically incorporated into soil, then application is straightforward, but contact and attachment to arthropod cuticle is insufficient
Solution Approach 1:
The patent uses entomopathogenic nematodes as intermediary vectors to carry and deliver entomopathogenic fungi spores directly to the pest host. The nematode serves as a mobile platform that ensures proper contact and attachment of the fungal spores to the arthropod cuticle during the infection process, overcoming the limitations of mechanical soil incorporation.
3Measurement precision
If EPNs are used to deliver pesticidal cargos, then targeting accuracy improves, but complexity of cargo attachment increases
Solution Approach 1:
The patent employs carrier molecules as intermediaries to attach pesticidal cargos to the surface of entomopathogenic nematodes. These carrier molecules facilitate the binding process, enabling effective cargo attachment while maintaining the nematode's natural targeting capabilities and minimizing procedural complexity.
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
The EPN-binder-cargo complexes effectively increase the pathogenicity of EPNs towards pests and promote plant viability, providing a more efficient and non-toxic method for pest control and plant protection by ensuring targeted delivery of bioactive agents.
Implementation Method 1
a binder composition that binds the external cargo composition to the external surface of the EPN
Data Source
AI summary
Disclosed are beneficial complexes comprising entomopathogenic nematodes (EPNs), binders, and external cargos, methods for preparing the same and systems comprising the same.