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Italia

title: PHILOXERA - ENCYCLOPEDIC TABLE

subject date: 2004-05-11

caption: AGRICULTURE Encyclopedia plate illustrating ''Phylloxera'', a phytophagous insect harmful to vines. 1. Group or column of hibernating phylloxera; 2. Galls on leaves, vine petioles and shoots of the American Clinton vine; 3. Cross-section of a tendril gall (enlarged 17 times); 4. Section of a tendril at a point slightly below a gall (enlarged 17 times); 5. Winged phylloxera (ventral view); 6. Wingless phylloxera about to transform into a nymph; 7. Recently laid phylloxera egg; 8-9. phylloxera larva immediately after birth, ventral and dorsal view; 10. Root of a Malbec vine with numerous rootlets, some healthy, others full of phylloxera knots or swellings; 11. Sexual phylloxera (male, ventral view); 12. Sexual phylloxera (fertilized female with egg visible through transparency, ventral view); 13. Winged phylloxera nymph with the rudiments of the two pairs of wings. Photolithographic print, Italy, circa 1910.

category: HIS

copyright: © Fototeca Gilardi

copyright status: Copyrighted Work

country: Italia

credit: Fototeca Gilardi

instructions: Per utilizzi: Fototeca Gilardi - t. 02 3931 2652

Creation date: 0000-00-00 00:00:00

object name: 53270

priority: 0

multiplying price: 1.00

pricing: default

continent: Europa

image century : XX

image epoch: Anni Dieci

licence: RF

subject century: XX

subject epoch: Anni Dieci

technique: Quadricromia

id: 27533

file name: FSNgilardi_53270.jpg

keywords

agricultureencyclopediapopular sciencephylloxeraviticulturelivesrootsharmful insectsTen YearsmacroDaktulosphaira vitifoliaephylloxera of the vineVineyard grapePhylloxeridaePhylloxeridsinsectentomologysynoptic tablelegendItalyKingdom of Italyaphidspolymorphismalternation of generationsparthenogenesisAmphicoean generationgallecolerootstocks