FIELD: agriculture.
SUBSTANCE: method involves treating potato plants with aqueous solution of herbicide preparation during appearance of potato beetle larva of first and second ages (flower-bud formation phase - beginning of flowering phase), said preparation being mixture of diterpenoids with prevailing labdane alcohols produced in the process of vacuum distillation of neutral extractive substances of arboreous green mass of pine and fir, used at consumption rate of 25-50 g/hectare. Before application, preparation is diluted with water to concentration of aqueous solution 0.08-0.17 g/hectare.
EFFECT: prolonged protective action of insecticide preparation, reduced consumption rates and reduced costs for performing treatment with insecticide preparation.
2 cl, 2 tbl, 1 ex
| Title | Year | Author | Number |
|---|---|---|---|
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