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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1917 edition. Excerpt: ...suriounded by a broad reddish-border. Hypha e elongated, septate, nodulose, pale brown; conidia lanceolate, thick-walled, 3-5 septate, 80-120 x 20 /. An Alternaria sp. is frequently present on the larger and older spots. 749. Part of infected leaf of corn. 750. Conidiophores, 1/12. 751. Conidia, 1/12. Polythrincium Trifolii Ktze. (= Phyllachora trifolii (Pers.) Fcl., page 42). Fusicladium Dendriticum (Wal.) Fcl. (= Venturia in qualis, page 48). Fusicladium Pirinum (Lib.) Fcl. (= Venturia pirina, page 48). Heterosporium Gracile (Wal.) Sacc.--On leaves of Iris sp. and Hemerocallis fulva and other monocotyledons. Causes ellipticaly light brown spots with brown or purple borders. Conodiophores brown to olive green, septate, nodulose, 70-170 x 9-11 p; conidia cylindrical, echinulate, brown to olive-green, 1-3 septate, 30-80 x 13-23 /. 752. Infected part of Iris leaf. 753. Immature coniodiophores, 1/12. 754. Mature conidiophores, 1/12. 755. Tip of conidiophores, 1/12. 756. Conidia, 1/12. Spondylocladium Atrovirens. Harz.--On the tubers of the potato. Causes blackish or olive-colored, slightly depressed spots about 2-3 cm. in diameter, followed by a dry rot. Conidiophores solitary or in cluster, septate but not constricted, olive or brownish; conidia elongate, ovate, apex narrow, walls thick, 5-9 septate, may or may not. be constricted, same color as conidiophores, 30-50-x 6-13.3 P 757. Section of polato showinp conidiophores and conidia on surface, 2/3. 758. Conidiophore and conidia, 1/6. 759. Conidiophore, 1/6, 1/12. 760. Coni dia, 1/12., 761-Germinating spores, 1/6, 1/12. Macrosporium Cucumerinum E. & E.--On the leaves of cucumbers and muskmelons. Causes orbicular, sometimes confluent, rustycolored or whitish spots about 3-4 mm....
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Product details

  • Paperback | 48 pages
  • 189 x 246 x 3mm | 104g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236987195
  • 9781236987198