Variegated Cutworm, Peridroma saucia (Hübner) (Lepidoptera: Noctuidae)

2008 ◽  
pp. 4038-4041
Author(s):  
John B. Heppner ◽  
John B. Heppner ◽  
John L. Capinera ◽  
Jamie Ellis ◽  
Andrey N. Alekseev ◽  
...  

1974 ◽  
Vol 106 (1) ◽  
pp. 73-77
Author(s):  
H. B. Specht

AbstractTwice as many larvae of the dark-sided cutworm, Euxoa messoria Harr., were found in rye fall-seeded tobacco field plots than in winter-fallowed tobacco field plots. There were corresponding differences in numbers of injured tobacco plants. Cutworm aggregations were more prominent in the winter rye than in the winter fallowed area of the tobacco field with low populations of dark-sided cutworms.Larvae of the variegated cutworm, Peridroma saucia Hbn., appeared 2 to 4 weeks later than dark-sided cutworm larvae and winter cultural methods had little effect on their numbers.


2009 ◽  
Vol 12 (2) ◽  
pp. 71-77 ◽  
Author(s):  
Kyung San Choi ◽  
Jum Rae Cho ◽  
Jeong Heub Song ◽  
Dong-Soon Kim ◽  
Kyung Saeng Boo

1981 ◽  
Vol 113 (10) ◽  
pp. 891-897 ◽  
Author(s):  
D. E. Simonet ◽  
S. L. Clement ◽  
W. L. Rubink ◽  
Roy W. Rings

AbstractStudies were conducted under controlled laboratory conditions to determine the effect of temperature on development and oviposition of the variegated cutworm, Peridroma saucia (Hübner). Developmental thresholds and Celsius degree days necessary for completion of a given stage are: egg (threshold 5.6°C) = 89 DD; larvae (threshold 6.2°C) = 387 DD; pupa (threshold 8.5°C) = 210 DD; and total development (threshold 7.2°C) = 676 DD. The threshold for oviposition was 3.5°C with 128 DD necessary for oviposition to occur.Light trap catches of variegated cutworm moths from 1965 to 1979 were plotted as a function of accumulated heat units based on laboratory data. For the 15-year period, peaks of activity occur at 500 and 1200 DD based on 7.2°C threshold. The data generated in this study would be utilized best in an alert network for determining when scouting should occur, based on peak capture of variegated cutworm moths.


Zootaxa ◽  
2018 ◽  
Vol 4420 (2) ◽  
pp. 243
Author(s):  
REZA HOSSEINI ◽  
KHADIJEH MADAHI

Many species of cutworms (Lepidoptera: Noctuidae) are important agricultural pest. They feed on roots and foliage of their host plants. Traditionally these species are identified based on morphological characteristics of adults. Hence identification of specimens in poor condition, immature stages and also closely related species or cryptic species is a difficult task. The basics of biological and ecological studies largely rely on an accurate species identification; consequently these investigations are impacted by potential misidentifications. In this study, we amplified 5' region of mitochondrial c cytochrome oxidase subunit I (COI) gene (DNA barcode region) of various common true cutworm species including Agrotis ipsilon (Hufnagel, 1766), Agrotis exclamationis (Linnaeus, 1758), Peridroma saucia (Hübner, 1808) and Xestia c-nigrum (Linnaeus, 1758) from agricultural fields of Guilan province (North of Iran). We were able to detect 66 conservative Single Nucleotide Polymorphisms (SNPs) among the targeted pest species and eventually design specific primers and develop a multiplex polymerase chain reaction assay as a molecular diagnostic tool for immature stages of two the most common and abundant species including A. ipsilon and X. c-nigrum in Guilan province. 


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