Spraying Apple Trees. 21
the at this time. One of the largest cases measured one inch (24.33
tlly mm. to be exact); the opening measured about one-fifth inch
ner (5.5 nim.). ( » `
sses The pupa is formed in June and yields the adult moth in the
ent latter part of the month and early in July. Examples have been
zral captured at Lexington as late as August 11. A single annual
ent- brood thus develops, since the larvae produced by these mid-summer
moths are not fully grown when cold weather arrives in the fall.
ned The moth is gray in general color marked with white and black.
gf The fore wings are much narrower than those of the apple leaf-
·om roller, and expand only about 0.*72 inch (18 mm,). A somewhat
ally triangular black mark begins on the front margin and _continues
are across the wing as ai faint line. Beyond this mark and towards the
iter apex is a white area in which a small black dot is generally visible.
gth Still nearer the apex is a blackish region in the midst of which a -
1res narrow sinuous white line crosses the wing. The hind wings are
obscure dirty whitish, becoming blackish at the margin. Some
30, variation is to be observed among the moths, appearing in some
5 Of cases to connect the species with one (M. juglcmdis) described years
the ago from black walnut. 2
ded The best treatment for the insect is the simple process of re-
I.th_ moving the cases from the twigs in winter. In summer the only
men p1‘3GtiC€1bl€ treatiileiit is spraying the leaves with arsenical poisons.
sase,
>y a _ THE CODLING MOTH.
HOD (Gydia pomoaella).
Jout A small pinkish or white caterpillar, sometimes called the apple
ider worm, which eats into the fruit, beginning at the "eye” and mining
first out the interior about the core. The adult is a small moth.
late. Few insects have had more said about them than this one. It
thg probably occasions more loss to apple growers than any other two
may insects. Originally brought to this country, it was long ago dis-
with tributed throughout the apple growing states where it has been
the known more than a hundred years.
ling The adult insect is a small, brown moth, not often seen, belong-
the ing to the same family (Tortricidae) as numerous other species
high which roll. fold. and skeletonize the leaves of plants. The fore ·