![](http://www.alamy.com/thumbs/6/7C790EBF-5AD7-4DDF-9E07-5F4F7ACEB8FB/2AJ9GJM.jpg)
The black fly of citrus and other subtropical plants . flflBHBI^Ht ? Fig. I.—Infested Orange Leaves from Tree Shown in Plate I. Taken in October, 1918. In April, 1919, due to heavy shedding of infested leaves during the dry season, the tree was only lightly infested. • I n ? 1 { Fig. 2.—Pupa Cases of Chrysopa sp., the Larv/e of which are Predatoryon All Stages of Aleurocanthus woglumi. Note the masses of empty skins of the BLACK FLY. Bui. 885, U. S. Dept. of Agriculture. Plate The Black Fly 4 Leaves from heavily infested lime trees coated with sooty mold growing on the honeydew
The black fly of citrus and other subtropical plants . flflBHBI^Ht ? Fig. I.—Infested Orange Leaves from Tree Shown in Plate I. Taken in October, 1918. In April, 1919, due to heavy shedding of infested leaves during the dry season, the tree was only lightly infested. • I n ? 1 { Fig. 2.—Pupa Cases of Chrysopa sp., the Larv/e of which are Predatoryon All Stages of Aleurocanthus woglumi. Note the masses of empty skins of the BLACK FLY. Bui. 885, U. S. Dept. of Agriculture. Plate The Black Fly 4 Leaves from heavily infested lime trees coated with sooty mold growing on the honeydew I ?* excreted bv the insect. Bui. 885, U. S. Dept. of Agriculture. Plate VI
Size: 1365px × 1831px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1920, bookidblackflyofci, bookyear1920