A Retrospective Study on Inter-Estrous intervals and Annual Distribution of Estruses in Anatolian and German Shepherd Dogs

Authors : İbrahim TAŞAL, Ayhan BAŞTAN, Muhammet ALAN, Fetih Gül YÜZ, Engin KIRMIZI

Pages : 85-89

View : 13 | Download : 22

Publication Date : 1998-06-14

Article Type : Research Paper

Abstract :The objective ofthis study was to evaluate inter-estrous iııtervals and annual distribution of estrous periods of Anatolian and German Shepherd Dogs. During a period of 13 years estrous records of 118 Anatolian and 434 German Shepherd Dogs yvere reviewed. Average length of inter-estrous interval in Anatolian and German Shepherd bitches conceived were 241.6 ±8.7 and 221.5 ±4.9 days, respectively. İn non-pregnant Anatolian and German Shepherd bitches inter-estrous intervals vvere 178 ±10.8 and 169 ±5.2 days, respectively. The total number of estrous periods was the highest in April with a rate of 14.1 % and the lovvest in November with a rate of 5.81 %. The difference in estrus occurence betvveen April and November was statistically significant P
Keywords : Köpek, Çiftleşme sezonu, Östriisler arası süre