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D. N. Kinn, R. L. Doutt. 1972. Natural control of spider mites on wine grape varieties in Northern California. Environmental Entomology 1 (4): 513-518. 31
Keywords: the predatory mite Metaseiulus occidentalis was found to be capable of controlling the spider mite Tetranychus pacificus in vineyards subject to annual pesticide treatments, the presence of Eotetranychus willamettei as an alternative prey was believed to be critical factor to maintain the mite predator in the field