| 摘要 |
A method for protecting coniferous species from lepidopterous pests includes monitoring, specific identification thereof and using killing measures. Settling the egg parasite Trichogramma embryophagum Hartig. is carried out in the period of starting a mass egg-laying of the pests, no less than three times with an interval of 5-7 days, in what connection on the 3-d day after the first settling of the Trichogramma spraying of trees with the preparation Match 050 EC is conducted, with a consumption rate of 0.8 l/ha, in doing so the upper whorls of the trees are treated only.
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