Results 1 to 10 of about 9,086,062 (260)

Barley sprouts and D-Aspartic acid supplementation improves fertility, hatchability, and semen quality in aging male broiler breeders by up-regulating StAR and P450SCC gene expressions

Poultry Science
: At 50 wk of age, broiler breeder roosters exhibit a significant decline of fertility. Therefore, the aim of this study was to assess the impact of incorporating barley sprout (BS) powder, D-aspartic acid (DA), or their combination into the diet on ...
Sarallah Yarmohammadi Barbarestani, Firooz Samadi, Zarbakht Ansari Pirsaraei, Mojtaba Zaghari   +3 more
doaj   +1 more source

Epidemiological analysis of porcine reproductive and respiratory syndrome viruses in 2020–2023 in China and the impact of serum acclimatization on production performance of sows farm

Frontiers in Veterinary Science
Porcine reproductive and respiratory syndrome (PRRS), caused by PRRS virus (PRRSV), leads to severe economic losses in the pig farming industry. Currently, there is no specific treatment for PRRSV.
Shuangxi Li, Shuangxi Li, Jinlian Hua, Jinlian Hua   +3 more
doaj   +1 more source

Evaluation of flock structure and performances of Bonga sheep under extensive management conditions in Kaffa Zone, South Western Ethiopia

Cogent Food & Agriculture
This study was conducted in Adiyo and Telo districts of Kaffa Zone, South Western Peoples Regional State (SWEPRS) of Ethiopia with the aim of evaluating the performance of Bonga sheep under farmer’s management conditions.
Habtamu Arega, Regasa Begna, Worku Masho, Elias Bayou   +3 more
doaj   +1 more source

Effect of Dam Body Conformations on Birth Traits of Calves in Chinese Holsteins

Animals, 2023
The objective of this study was to explore the effect of dam body conformations on birth traits including stillbirth, dystocia, gestation length and birth weight of Chinese Holstein calves and to provide a reference for improving cow reproductive ...
Jiayu Yang, Zhipeng Zhang, Xubin Lu, Zhangping Yang   +3 more
doaj   +1 more source

Late reproductive senescence in a rabbit line hyper selected for reproductive longevity, and its association with body reserves

Genetics Selection Evolution, 2007
The aim of the present study was to investigate differences in reproductive and body traits during successive parities between two genetic lines. The LP line was constituted by means of selection of animals having an extremely high number of parities (at
Friggens Nic C, Berg Peer, Pascual Juan, Sánchez Juan, Theilgaard Per, Baselga Manuel   +5 more
doaj   +1 more source

Effect of replacing the second gonadotropin releasing hormone of Ovsynch and Co-synch protocols with human chorionic gonadotropin on the reproductive performance of primiparous lactating cows during the cool months of the year

Bulgarian Journal of Veterinary Medicine
The study objective was to evaluate the effect of replacing the second gonadotropin releasing hormone (GnRH2) of the Ovsynch and Co-Synch protocols with human chorionic gonadotropin (hCG) on ovulation, conception, pregnancy, and embryo loss rates in ...
M. Fattahi, M. Goli
doaj   +1 more source

Locomotion Score and Postpartum Conception in Jersey Cows Raised under Hot–Humid Tropical Conditions: A Prospective Study

Veterinary Sciences
Reproductive physiology is one of the first systems which is altered when an animal suffers from an imbalance. This is crucial in tropical dairy farming, where maintaining homeostasis and production is particularly demanding.
Karina Vilés, Andrés García, Octavio Rugel, Nahim Jorgge   +3 more
doaj   +1 more source

Dietary Puerarin Supplementation Improves Immune Response and Antioxidant Capacity of Sows

Antioxidants
Puerarin is an isoflavone extracted from Pueraria mirifica, a wildlife leguminous plant. It has been reported to possess antioxidant, anti-inflammatory, and anti-bacterial properties. However, the effects of directly adding puerarin to the diets of sows,
Shanchuan Cao, Xinglai Li, Heng Yin, Juan Wang, Jingbo Liu   +4 more
doaj   +1 more source

Influence of Body Condition Score on Reproductive Recovery in Spring and on Some Hematochemical Parameters in Sarda Breed Sheep

Animals
This study aimed to investigate the relationship between body condition score (BCS) and reproductive recovery in Sarda dairy breed ewes, as well as its association with some hematochemical parameters, focusing on the male effect as a method to induce out-
Sebastiano Luridiana, Mortadha Ouadday, Giovanni Cosso, Vincenzo Carcangiu, Maria Consuelo Mura   +4 more
doaj   +1 more source

Effect of light intensities on reproductive performance, nursing behaviour and preference of rabbit does

World Rabbit Science, 2016
The aim of the experiment was to compare the reproductive performance and nursing behaviour of rabbit does reared under 2 different light intensities and observe the preference of does among cages with different light intensities.
Zs. Matics, Zs. Szendrő, I. Radnai, R. Kasza, Zs. Gerencsér   +4 more
doaj   +1 more source