EFFECT OF DIETS AND TEMPERATURE DEGREES ON THE BIOLOGICAL ASPECTS OF THE LAELAPID MITE, OLOLAELAPS USSURIENSIS BREGETOVA & KOROLEVA, 1964 | ||||
Menoufia Journal of Plant Protection | ||||
Article 5, Volume 1, Issue 2, September and October 2016, Page 121-128 PDF (377.25 K) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/mjapam.2016.176643 | ||||
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Authors | ||||
A. M. Mustafa1; Hanaa I. Mahmoud2; E. M.A. Yassin1; Hosnea A. A Elwan1; A. M. Khalil1 | ||||
1Plant Protection Research Institute, A.R.C. Dokki, Giza, Egypt | ||||
2Zoology Dept., Fac. Sci., (Girls), Al-Azhar Univ., Nasr City, Cairo, Egypt | ||||
Abstract | ||||
The biological aspects of the laelapid mite, Ololaelaps ussuriensis (Laelapidae: Mesostigmata) was investigated at laboratory conditions under different diets and two temperature degrees. The obtained results showed that the diets as acarid mite , Tyrophagus putrescentiae (Schrank) and free living nematodes, Rhabditella muscicola (Andrassy) and temperature degrees (15 and 25 ºC) were significantly influenced the periods of incubation period, longevity and life span of the predatory mite, O. ussuriensis, but there was no significant differences in the case of combination or interaction between these factors .Data , also, indicated that the adult female of O. ussuriensis laid more eggs (41.8 eggs) when fed on the free living nematode at 25 ºC compared with the acarid mite diet . The lowest number of laid eggs (33 eggs) was observed when the females fed on T. putrescentiae at 15 ºC. | ||||
Keywords | ||||
Ololaelaps ussuriensis; diets; free live nematodes; biological aspects | ||||
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