PROCESS FOR PRODUCING INSECT-PARASITIC NEMATODE PREPARATION AND INSECT-PARASITIC NEMATODE PREPARATION

摘要

A process for producing an insecticidal preparation involving the step of bringing a mass of insect-parasitic nematodes sustaining the surface water into contact with clay to thereby transfer the nematodes to the clay. The preparation thus produced is excellent in keeping qualities and can be diluted with a large amount of water and subjected to overall application.