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THE POPULATION DENSITY AND SEX RATIO OF THE SUNN PEST Eurygaster integriceps Put. IN DORMANCY LOCATIONS (GARA MOUNTAIN) IN DOHUK PROVINCE | ||
| Mesopotamia Journal of Agriculture | ||
| Article 25, Volume 38, Issue 0, 2010, Pages 177-183 PDF (0 K) | ||
| DOI: 10.33899/magrj.2010.36251 | ||
| Author | ||
| Suaad I. Abdullah | ||
| Abstract | ||
| The appeared results 0f the study showed that sunn pest E. integriceps was at three levels of Gara mountain (upper, middle and lower), the highest population of male and female whether they were alive or dead was in the upper level of the mountain, with an average of 123.69, 152.27, 58.53 and 77.33 insect/5m2, respectively, followed by the population in the middle with an average of 56.64, 76.91, 15.93 and 18.64 insect/5m2, respectively. The lowest population recorded were 35.87, 70.13, 16.31 and 18.80 insect/5m2, respectively in the lower level of the mountain, The females reached the highest percentage at the end of the hibernation period in March during both seasons 2005 and 2006, respectively. which the sex ratio was 1.00 male: 2.39 female and 1.00 male: 2.35 female, respectively. | ||
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