BIOLOGY AND BEHAVIOR OF CHAETORELLIA AUSTRALIS HERINA (DIPTERA TEPHRITIDAE) A PEST OF CENTAUREA SOLSTITIALIS L. (ASTERALES, ASTERACEAE), WITH EMPHASIS ON THE OVIOSITION BEHAVIOR

Abstract

IT WAS FOUND THAT AT 25 C, THE MEAN LONGEVITY OF FEMALES WAS 33,7 DAYS AND THATOF MALES 49,3 DAYS. MATING BEGAN THE SECOND DAY AFTER EMERGENCE AND OVIPOSITION ONE DAY LATER. FEMALES LAID ON THE AVERAGE 79,1 EGGS AND THE MEAN FERTILITY WAS 90,5%. THE FLY WAS SUCCESSFULLY REARED FOR UP TO 2 GENERATIONS ON AN ARTIFICIAL DIET. SOME BIOLOGICAL DATA OF ADULTS REARED FROM THAT DIET ARE GIVEN. IN THE LABORATORY IT WAS OBSERVED THAT THE FEMALES, IMMEDIATELY AFTER OVIPOSITION, DRAG THEIR OVIPOSITOR ON THE HEAD SURFACE DEPOSITING A WATER-SOLUBLE OVIPOSITION-DETERRING MALE ARRESTING PHEROMONE, PERSISTED ON THE FLOWER HEAD SURFACE FOR AT LEAST 10 DAYS (25 C). IN A NO-CHOICE OVIPOSITION PREFERENCE EXPERIMENT IN WHICH FLOWER HEADS OF 7 CENTAUREA SPECIES WERE COMPARED, THE FEMALES DEPOSITED A GREAT NUMBER OF EGGS IN C. SOLSTITIALIS AND C. CYANUS HEADS, ONLY FEW EGGS IN C.CALCITRAPA AND C. SALONITANA HEADS, AND NO EGGS IN C. MACULOSA, C . MACEDONICAAND C. SOLSTITIALIS HEADS. THE SPINES OF THE HEADS OF ...
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DOI
10.12681/eadd/0825
Handle URL
http://hdl.handle.net/10442/hedi/0825
ND
0825
Alternative title
ΒΙΟΛΟΓΙΑ ΚΑΙ ΣΥΜΠΕΡΙΦΟΡΑ ΣΤΟ ΕΡΓΑΣΤΗΡΙΟ ΤΟΥ CHAETORELLIA AUSTRALIS HERING (DIPTERA, TEPHRITIDAE), ΕΧΘΡΟΥ ΤΟΥ ΖΙΖΑΝΙΟΥ CENTAUREA SOLSTITIALIS L. (ASTERALES, ASTERACEAE), ΜΕ ΕΜΦΑΣΗ ΣΤΗ ΣΥ...
Author
Πιτταρά, Ειρήνη
Date
1988
Degree Grantor
Aristotle University Of Thessaloniki (AUTH)
Committee members
ΚΑΤΣΟΓΙΑΝΝΟΣ ΒΥΡΩΝ
ΤΖΑΝΑΚΑΚΗΣ ΜΙΝΩΣ-ΙΩΑΝΝΗΣ
ΣΤΑΜΟΠΟΥΛΟΣ ΔΗΜΗΤΡΙΟΣ
Ε ΛΕΥΘΕΡΟΧΩΡΙΝΟΣ ΗΛΙΑΣ
ΘΡΑΣΥΒΟΥΛΟΥ ΑΝΔΡΕΑΣ,
Discipline
Agricultural and Veterinary Sciences
Agriculture, Forestry and Fisheries
Keywords
BIOLOGICAL CONTROL OF WEEDS; DIPTERA-TEPHRITIDAE; HOST PLANT SELECTION; OVIPOSITION BEHAVIOR; OVIPOSITION DETERRING PHEROMONE
Country
Greece
Language
Greek
Description
112 σ.
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