. Economic entomology for the farmer and fruit-grower . Cercopid, or spittle-insect.—a, larva, en- larged; (^,same, natural size, on a leaf bearing "frog-spittle;" c, the adult, enlarged.
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Photo credit: © The Bookworm Collection / Alamy / Afripics
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbenefic, bookyear1906