作者: Sarah C. Totton , Alex I. Wandeler , Cathy J. Gartley , Subhash Kachhawaha , Mahesh Suman
DOI: 10.1016/J.THERIOGENOLOGY.2010.05.008
关键词:
摘要: The objectives were to test the hypothesis that estrus and pregnancy are seasonal in free-ranging female dogs (>3 mo old) Jodhpur, India, determine litter size, prevalence of fetal resorption this population. was determined 5400 bitches (trapped released) at time ovariohysterectomy. In a separate study, uteri ovaries 246 examined size resorption. exhibited (P < 0.00001), with higher percentage or pregnant during late monsoon season (September November) compared other three seasons. mean based on embryo/fetal counts 4.6 (95% CI = 4.0-5.3; n 40) upon placental site 4.4 3.9-4.8; 105). Prevalence 32.6% 20.5-47.5; 43) 2.8 resorptions per those least one 1.8-3.8; 14). This first study estimate previous non-pregnant, sites. Litter data from will be used population demographic model predict long-term impact animal birth control (ABC) dog Jodhpur. Increasing efforts surgically sterilize prior year peak whelping help maximize an ABC program Jodhpur