Clariva 156

Biological Nematode Control: Engineering the Root Barrier

Klariva 156 by Syngenta represents a paradigm shift in crop protection by replacing harsh chemical agents with a highly specialized biological organism, Pasteuria nishizawae. This bacterium functions as a natural parasite to nematodes, providing precise control within the rhizosphere of soybean and fodder beet crops.

The Mechanism of Action: Proactive Colonization

The technical advantage of Klariva 156 lies in its ability to colonize the root environment effectively. Upon application, the spores form an active protective layer around the plant roots. When a nematode approaches, the following biological chain reaction occurs:

• Adhesion: The Pasteuria spores attach to the nematode’s cuticle upon contact.
• Invasion: The spore germinates, penetrating the nematode’s body.
• Resource Depletion: The bacterium consumes the internal resources of the parasite, preventing the nematode from feeding or reproducing and ultimately causing its death.

Operational Specs and Application Efficiency

As a suspension concentrate (SC), Klariva 156 offers excellent stability and adhesion properties, ensuring the active agent is evenly distributed in the root zone. With a precise dosage rate of 0.02, it offers a high concentration of the active biological agent while maintaining a low environmental impact. Rated as Class 3 in terms of hazard, it is compatible with Integrated Pest Management (IPM) strategies, safeguarding beneficial insects and soil microflora.

Practically, this solution eliminates early-stage yield losses by neutralizing threats before they impact plant vigor. For best results, the application must be calibrated to ensure full coverage of the seed furrow or seedling root zone, creating the persistent barrier necessary to combat nematode populations throughout the critical stages of crop growth.