SEASONAL ABUNDANCE OF THE TWO-SPOTTED SPIDER MITE, TETRANYCHUS ARABICUS ATTIAH AND ITS PREDACEOUS MITE, PHYTOSEIUS FINITIMUS R1BAGA ON SULTAN! FIG VARIETY IN UPPER EGYPT | ||||
Egyptian Journal of Agricultural Research | ||||
Article 8, Volume 76, Issue 3, September 1998, Page 955-959 PDF (1.23 MB) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/ejar.1998.358450 | ||||
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Authors | ||||
KHALAF M. ADAM; ABDEL-WAHED M. MOHAMED | ||||
Plant Protection Research Institute, Agricultural Research Centre, Giza, Egypt | ||||
Abstract | ||||
The two spotted spider mite, Tetranychus arabicus Attiah and its predatory mite, Phytoseius fiaitimus Ribaga were studied on sultani fig variety in sohage Governorate under the prevailing weather condition for two successive years (1995-1996). T.arabicus had one annual peak in July 1995 and in June 1996, while the predator mite, P.finitimus had one annual peak in August in the two studied years. The average minimum temperature and the mean temperature had a highly significant correlation with T.arabicus, while the average maximum temperature had a positive significant correlation in this respect. However, a negative correlation with relative humidity was recorded. P.finitimus had a highly positive correlation with T.arabicus. | ||||
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