Process for Trichogramma sp. entomophagous multiplication

摘要

The invention refers to agriculture, namely to a process for Trichogramma sp. multiplication, which can be used for plant biological protection. Summary of the invention consists in the multiplication of Trichogramma sp. on eggs of the European grain moth Sitotroga Cereallela O., ageing 20...26 hours, at a temperature of 23...25 degree C and a relative air humidity of 75...85%, preliminarily treated with magnetic fluid Fe3O4 in a dose of 10...200 mL/L.The result of the invention consists in improving the Trichogramma sp. biological indexes.Claims: 1