[Distribution, sampling methods and chemical and biological control strategies of the yellow spider mite Tetranychus urticae Koch in raspberry production]

Mariethoz, J. Basse-Nendaz; Baillod, M.; Linder, Ch.; Antonin, Ph.; Mittaz, Ch. . Centre des Fougeres, Conthey

[Distribution, sampling methods and chemical and biological control strategies of the yellow spider mite Tetranychus urticae Koch in raspberry production]

1994

Mariethoz, J. Basse-Nendaz (Switzerland) | Baillod, M. | Linder, Ch. (Station federale de recherches agronomiques, Changins (Switzerland)) | Antonin, Ph. | Mittaz, Ch. (Station federale de recherches agronomiques, Changins (Switzerland). Centre des Fougeres, Conthey)

Population dynamics of the yellow spider mite in raspberry fields have been studied in 1992. The relationship was established between leaflet and leaf occupation. Timing of sampling was defined and thresholds were proposed. The most efficient strategy was a treatment after the harvest just before the yellow spider mite entered diapause

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