Russeting of bartlett pears: Investigation in two areas showed copper dusts applied for blight control not cause of russeting in orchards studied
California Agriculture 9(3):5-6.
Published March 01, 1955
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Bartlett pears—in a Placer County foothill orchard and in a Sacramento Valley orchard—were equally russeted in 1954, whether they developed on trees dusted with copper, sprayed with streptomycin, or given no blight control treatment during the blossoming period.