. [Report of the commissioners] [microform] : appendices C to F inclusive, containing evidence taken by the commissioners, special reports, etc. in vols. III, IV and V. Agriculture; Natural history; Agriculture; Sciences naturelles. 42 INSECTS AND INSECTIVOROUS BIRDS. » THK PHYLLOXERA. To Mr. Saunders.—The Phylloxera vastatrix, wliioh has proved so destructive to the vineyards of France, belongs to the same tribe as the plant lice. There are two varieties, one "gall-inhabiting," that is, making excrescences upon the leaves of the vine (Fig. 32.)]. Fig. 32. and the other attacking the
. [Report of the commissioners] [microform] : appendices C to F inclusive, containing evidence taken by the commissioners, special reports, etc. in vols. III, IV and V. Agriculture; Natural history; Agriculture; Sciences naturelles. 42 INSECTS AND INSECTIVOROUS BIRDS. » THK PHYLLOXERA. To Mr. Saunders.—The Phylloxera vastatrix, wliioh has proved so destructive to the vineyards of France, belongs to the same tribe as the plant lice. There are two varieties, one "gall-inhabiting," that is, making excrescences upon the leaves of the vine (Fig. 32.)]. Fig. 32. and the other attacking the 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 Ontario. Agricultural Commission (1880). [Toronto? : s. n. ]
Size: 1608px × 1553px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1800, booksubjectagriculture, booksubjectnaturalhisto
