. Bulletin - New York State Museum. Science. Fig. 52 Rhubarb curculio: a adult beetle; c newly hatched larva; c? fuH-grow larva; e pupa—all about twice natural size (after Chittenden, U. S. dep't agr., div. ent., bull. 23, n, s.) 61 Rhubarb curculio (L i x u s c o n c a v u s). Wilting rhubarb leaves and punctures in the leaf stems are usually caused by a nearly cylindric, black, extremely "hard shelled" beetle with more or less of a golden bloom on it. The grubs burrow in the stems and leaf stalks of dock as well as of rhubarb. Treatment: the beetles can be collected and destroyed b
. Bulletin - New York State Museum. Science. Fig. 52 Rhubarb curculio: a adult beetle; c newly hatched larva; c? fuH-grow larva; e pupa—all about twice natural size (after Chittenden, U. S. dep't agr., div. ent., bull. 23, n, s.) 61 Rhubarb curculio (L i x u s c o n c a v u s). Wilting rhubarb leaves and punctures in the leaf stems are usually caused by a nearly cylindric, black, extremely "hard shelled" beetle with more or less of a golden bloom on it. The grubs burrow in the stems and leaf stalks of dock as well as of rhubarb. Treatment: the beetles can be collected and destroyed by hand whenever injurious. They are abroad in June. 62 Tarnished plant bug (L y g u s p r a t e n- s i s). Small yellowish and black bugs about 1 inch long, frequenting many plants and in- juring most garden crops and some trees. A most serious injury by this pest is the exten- sive blasting of peach buds on nursery stock. i^lr(^L7m^T^ ^'^'''. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original New York State Museum; New York State Museum. Albany : New York State Education Dept
Size: 1348px × 1854px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, bookdecade1880, booksubjectscience, bookyear1887
