Virus - Alkaloid Mixture for Control of Codling Moth Laspeyresia pomonella L.; Lepidoptera; Tortricidae | Вирусно-алкалоидна смес за борба с ябълковия плодов червей Laspeyresia pomonella L.; Lepidoptera; Tortricidae
2009
Atanasov, A., Institute of Plant Protection, Kostinbrod (Bulgaria) | Vitkova, A., Institute of Botany, Akad. G. Bonchev, BAS, Sofia (Bulgaria) | Filipov, S., Institute of Organic Chemistry,BAS, Sofia (Bulgaria) | Vojnova, Ya., Neofit Rilski South-Western University, Blagoevgrad (Bulgaria)
The insecticide action of various concentrations of extract of Veratrum album L and a granulose virus on the Codling moth (Baculovirus Laspeyresia) has been investigated. A new bio insecticide was developed, for the control of the Codling moth, having shown best results of 100% mortality among the pest caterpillars, which is an insecticide mixture of white hellebore extract (8-10 mg/ml) and viral suspension with a titer of 9 o 109 granules/ml of granulose virus on the Codling moth, in a quantity of 200-500 mkl (micro liters) per 5 ml of working solution. Bio insecticide mixture from 4,9 ml total extract of V. album L. (content alkaloids -10 mg/ml) and 100 mkl Baculovirus laspeyresia (titre 109 granule/ml) - to 5 ml working solution after spraying the nature conditions shoved 100% mortality against caterpillars first stadium from L. pomonella. L. by middle number apples in one cage from 4 ± 3, 16 and middle number damages - 1,0±0,86 with middle depth from 0,2±0,12 cm. The results showed that the mixture attached to perspective for struggle with this pest.
اظهر المزيد [+] اقل [-]الكلمات المفتاحية الخاصة بالمكنز الزراعي (أجروفوك)
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