SUCEPTIBILITY OF SOME PEACH VARIETIES TO INFECTION BY PEACH LEAF CURL Brachycaudus amygdalinus( Schout.) | ||
| Mesopotamia Journal of Agriculture | ||
| Article 30, Volume 40, Issue 4, December 2012, Pages 271-278 PDF (0 K) | ||
| DOI: 10.33899/magrj.2012.60628 | ||
| Author | ||
| Abdul-Jabar K. Obada | ||
| Abstract | ||
| The results of studying the susceptibility on some peach varieties infection by Brachychudus amygdalinus (Schout) in Ninavah province during the year 2010 showed that the infestation by the of aphids B. amygdalinus (Schout) started during the last weak of march on the peach varieties and reached nymphs average numbers on the varieties Giant . Babcok. Earli gande. Elberta 19.51. 16.74 . 15.96. 21.57 Nymph /leaf and adult 2.98 . 3.41 . 2.35 . 4.74 adult/leaf respectively. The result of analytical study also showed that there was a significant difference in infestation percentage that it reached 16.36 . 16.78 . 15.72. 15.25 % respectively of the study varicties . Mean value of parasitism of all aphid was between 1.22-6.20 and parasitoids between 0.96-4.82 . | ||
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