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Reproductive efficiency of three estrus synchronization schemes comprising fixed-time insemination in dairy cows
(2000)
The objective of this field trial was to compare the odds of pregnancy at 25 days (P25) and at 60 days (P60), of embryonic death (ED) between 25 and 60 days, and of non-pregnant cows returning to heat 20-25 days after ...
Clinical and laboratory observations in 91 dogs infected with Dirofilaria immitis in northern Greece
(2000)
The medical records of 91 dogs with heartworm (Dirofilaria immitis) infection were reviewed, and diagnoses were established by using parasitological and immunological methods. Twenty-one animals were asymptomatic (stage ...
Ram seminal plasma and fertility: Results from an ongoing field study
(2000)
The effects of partial replacement of ram semen diluent with ram seminal plasma on the fertility of ewes were studied. Crossbred Chios ewes (n = 152) were assigned to six groups. The oestrous cycles of the ewes were ...
Formation of a secondary corpus luteum after ultrasound-guided follicular aspiration in cows
(2000)
This paper reports the observed formation of a secondary corpus luteum (CL) in the presence of the cyclic corpus luteum, on the ovaries of a cow after ultrasound-guided follicular aspiration for oocyte recovery. The secondary ...
A matched case-control study of factors associated with retention of fetal membranes in dairy ewes in Southern Greece
(2000)
We defined retention of fetal membranes (RFM) in dairy ewes as failure to expel the placenta within 6 h after lambing the last lamb and designed a matched case-control study to identify factors that affect the risk of ...
Incidence risk and clinical features of retention of foetal membranes in ewes in 28 flocks in southern Greece
(2000)
In a field investigation of 28 flocks in southern Greece, 7660 lambings were monitored. Retention of foetal membranes (defined as failure to expel the foetal membranes within 6 h of lambing the last lamb) was recorded in ...
Efficacy of moxidectin against sarcoptic mange and effects on milk yield of ewes and growth of lambs
(2000)
Forty-eight dairy ewes and 45 lambs naturally infested with sarcoptic mange, were divided into three equal groups and treated with moxidectin 1% inj. sol. at a dose rate of 0.2 mg moxidectin kg(-1) bodyweight once or twice ...