搜索结果: 1-4 共查到“家畜繁殖学 Parturition”相关记录4条 . 查询时间(0.059 秒)
Benefits of Prepartum Nest-building Behaviour on Parturition and Lactation in Sows — A Review
Farrowing Environment Nest-building Pig Welfare Maternal Behaviour Farrowing Duration Stillbirths
2016/5/19
It is well known that prepartum sows have an innate motivation to build a nest before parturition. Under commercial conditions, however, the farrowing crate, which is widely used in modern pig husband...
The Effect of Prepartum Diet on Nitrogen and Major Mineral Balance of Dairy Cows during Parturition in Summer
Balance Trial Dairy Cow Nitrogen Mineral Heat Stress Parturition
2016/4/22
Proper nutritional management during the dry period is required to prevent metabolic disorders during the time of parturition and for potential increase milk yield during early lactation, especially u...
Quantification of Pre-parturition Restlessness in Crated Sows Using Ultrasonic Measurement
Sows Parturition Ultrasonic Transducers Animal Husbandry
2016/4/19
This study presents a non-video, non-invasive, automatic, on-site monitoring system the system employs ultrasonic transducers to detect behavior in sows before, during and after parturition. An ultras...
Changes in Maternal Blood Glucose and Plasma Non-Esterified Fatty Acid during Pregnancy and around Parturition in Twin and Single Fetus Bearing Crossbred Goats
Blood Glucose Goats NEFA Pregnancy
2016/4/8
The effects of fetal number (single or twin) on blood glucose and plasma NEFA during pregnancy and around parturition were studied on ten Alpine Beetal crossbred goats in their first to third...