نویسندگان
1 دانشگاه آزاد اسلامی، واحد علوم و تحقیقات خوزستان، گروه محیط زیست، خوزستان، ایران
2 مجتمع آموزش عالی بهبهان، دانشکده منابع طبیعی ، گروه محیط زیست، بهبهان، ایران
چکیده
کلیدواژهها
عنوان مقاله [English]
نویسندگان [English]
The collared dove,Streptopelia decaocto belongs to family Columbidae, and is one of the most common species in Khouzestan Province. This study was carried out from April 8th 2011 to Jun 24th 2011. Reproductive behavior of Collared Dove, Streptopelia decaocto started at April 27th with observation of egg laying behavior and finished at Jun 24th with flight of last fledging. During the study period 19 nests of Collared Dove (Streptopelia decaocto) were surveyed. Breeding success was 46.48% was calculated. Breeding rate in the hatching,Nestling and Post-Nestling stages were calculated 60.52%, 42.10% and 36.84% respectively. There was significant difference between mortality in various stages (Pandlt;0.05). According to the Mann Whitney U test results, there was significant difference between the success in touched and untouched nests (Pandlt;0.05). Two Most important factors that decrease the success rate were predatory and climatic turmoil respectively that cause to eggs destroying and this occurrence happened in the start of reproductive season.
کلیدواژهها [English]
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