Papers on insects affecting vegetable and truck crops

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Material Information

Title:
Papers on insects affecting vegetable and truck crops
Series Title:
Bulletin / U.S. Dept. of Agriculture, Bureau of Entomology ;
Uncontrolled:
Spotted beet webworm
Striped beet caterpillar
Physical Description:
21 p., 5 p. of plates : ill. ; 23 cm.
Language:
English
Creator:
Chittenden, F. H ( Frank Hurlbut ), 1858-1929
Marsh, H. O ( Harold Oscar ), 1885-1918
Publisher:
U.S. Dept. of Agriculture, Bureau of Entomology
Place of Publication:
Washington, D.C
Publication Date:

Subjects

Subjects / Keywords:
Vegetables -- Diseases and pests   ( lcsh )
Loxostege   ( lcsh )
Cutworms   ( lcsh )
Sugar beet -- Diseases and pests   ( lcsh )
Genre:
federal government publication   ( marcgt )
non-fiction   ( marcgt )

Notes

General Note:
Issued separately 1913-1914 with continuous paging.

Record Information

Source Institution:
University of Florida
Rights Management:
All applicable rights reserved by the source institution and holding location.
Resource Identifier:
aleph - 029623034
oclc - 22539527
Classification:
lcc - SB818 .B85 no.127, 1914
ddc - 632
System ID:
AA00018915:00001

Full Text



U. S. DEPARTMENT OF AGRICULTURE,
BURAU 07 ENTOMOLOGY-BULLETIN No. 127.
L HOWARD. E kgt aud Clid d of SB .



PAPERS ON INSECTS AFFECTING VEGETABLE
1AND TRUCK CROPS.





CONTENTS AND INDEX.








IEUTD DzcuBnn 16, 1914.


WASHINGITON:
GOVERNMENT PR NTITNG Olio.




N
r* El






U. S. DEPARTMENT OF AGRICULTURE,
BUREAU OF ENTOMOLOGY-BULLETIN No. 127.
L. 0. HOWARD. Entomologisi and Chief of Buieau.


PAPERS ON INSECTS AFFECTING VEGETABLE
AND TRUCK CROPS.




I, THE SPOTTED BEET WEBWORM

By F. H. CHITTENDEN, In, Charge of Truck Crop and
Stored Product Insect Investigations.

II. THE STRIPED BEET CATERPILLAR

By H. 0. MARSH, Entomological Assistant.







ISSUED DECEMBER 16, 1914.


WASHINGTON:
GOVERNMENT PRINTING OFFICE.
1914.





h









*"-J





B UREA U OF ENTOMOLOGY.
L. 0. HOWARD, Entomologist and Chief of Bureau.
0. L. MAnLATr, Assistant Entomologist and Acting Chief in Absence of Chief.
R. S. CLIFTON, Chief Clerk and Executive Assistant.
F. H. CHIrrTTENDEN, in charge of truck crop and stored product insect investigation.
A. D. HOPKINS, in charge of forest insect investigations.
W. D. HUNTER, in charge of southern field crop insect investigations. 2
F. M. WEBSTER, in charge of cereal and forage insect investigations.
A. L. QUAINTANCE, in charge of deciduous fruit insect investigations.
E. F. PHILLUPS, in charge of bee culture.
A. F. BURGESS, in charge of gipsy moth and browun-tail moth investigations.
ROLLA P. CURRIE, in charge of editorial work.
MABEL COLCORD, in charge of library.

TRUCK CROP AND STORED PRODUCT INSECT INVESTIGATIONS.
F. H. CHITTENDEN, in charge.

C. H. POPENOB, H. 0. MARSH, M. M. HIGH, FRED A. JOHNTON, JOHN E. Gat,,
C. F. STAHL, D. E. FINK, A. B. DUCKETr, F. B. MILLIKEN, THOMAS H. Jon8,
entomological assistants.
1. 3. CONDIT, R. S. VAILE, collaborators in California
MARION T. VAN HoaRN, PAULINE M. JOHNSON, ANrrA M. BALIUNGE, CzcizA
Smaco, preparators.
II


















CONTENTS.

Page.
The spotted beet webworm (Hymenia perspectalis Hiibn.) F. H. Chitteenden.... 1
Introductory ........................................................... 1
D escriptive ............................................................ 1
The moth ......................................................... 1
The egg ............................ ,.................... ......... 2
The larva .......................................................... 3
Distribution .......................................................... 3
Notes on occurrence.................................................... 4
Attack on beets and chard......................................... 4
Injury to ornamental plants ......................................... 5
Other records and notes ............................................ 6
Associated insects.................................................... 7
The yellow-necked flea-beetle t.Disonycha mellicollls Say) ............. 7
The spinach flea-beetle (Disonycha xan thormetlari Dalm.)............ 8
The Hawaiian beet webworm (Hyimeniafasdalis Cram.) .............. 9
Natural enemies ...................................................... 9
Control ....................... .......................................... 10
Bibliography ......... ..... ........................................... 11
The striped beet caterpillar ( Mamestra trifolii Rott.), H. 0. Marsh ............ 13
Introduction.......................................................... 13
Extent of injury...................................................... 13
General appearance and habits .......................................... 14
Life history.......................................................... 15
Rearing records....................................................... 15
Natural enemies and other checks..................................... 17
Recommendations for control........................................... 18
Conclusion ............................ .... .... ........................... 18
Index.................................................................... 19
6696--14 III




S UNIVERSITY OF FLORIDA

3 1262 09216 5363








ILLUSTRATIONS. i


PrATES. ..,-
.. =.ni~h.
PLATE I. Swiss chard injured by the spotted beet webworm (Hymenia p .. ...: ...
alis)....................................................:......-
II. Sugar beets showing injury from combined attack of spotted beet ..
webworm and spinach flea-beetle ------..........-...' '.I.....
III. Swiss chard in same row as -kown in Plate I, not attacked bry ithe
spotted beet webworm, but showing mild attack by the p ..iaa ...,
flea-beetle ...............................................-.....: i I
IV. Fig. 1.-Male and female moths of the spotted beet webworm. P :': ,.
2.-Moth of the Hawaiian beet webworm (Hymeniafasadali).. ...
V. Field sprayer suitable for spraying sugar beets.................... ,i
TEXT FIGURES. .
FIG. 1. The spotted beet webworm (Hymenia perspeaalis): Moth, larva, and :;
details ........................................................... U
2. The Hawaiian beet worm (Hymeniafascialis): Wing venation, showing B
characters of genus; head and antenna...................
3. The spotted beet webworm (Hymenia perspectalis): External aMe'j:
characters...................................................... ,:u H
4. The striped bebeet caterpillar ( Mamestra trifolii): Moth, caterpillar, pup. i...t
5. The striped beet caterpillar: Eggs................................ '|.


ERRATA.
--- ...:'~
Page 1, line 6 from bottom, for Walw. read- Walk. :iii
Page 1, line 6 from bottom, for pharsiusalis read phrasiuaali. .. ...
Page 7, line 2 from bottom, for xanthamelana read xanthomen lna. .:J
i .,.. .iiii:'.. ii ^





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