Journals
Publish with us
Publishing partnerships
About us
Blog
International Journal of Zoology
Journal overview
For authors
For reviewers
For editors
Table of Contents
Special Issues
International Journal of Zoology
/
2018
/
Article
/
Tab 7
/
Research Article
Incidence of a New Pest, the Cotton Mealybug
Phenacoccus solenopsis
Tinsley, on Sesame in North Ethiopia
Table 7
Means of cotton mealybug severity for oxen and tractor plowed sesame fields with 95% confidence limits.
Tillage device
Severity
(Grades 1–4)
s.e.
CV
95% confidence limits
Lower
Upper
Oxen
48
3.24
0.14
4.35
2.96
3.51
Tractor
132
2.49
0.14
5.64
2.21
2.77
Total
180