Results 111 to 120 of about 2,018,275 (336)
Background Bovine respiratory disease (BRD) is the most economically important disease affecting feedlot cattle. While viral pathogens are initiating agents, bacterial coinfections exacerbate disease severity. Vaccines for Pasteurella multocida and Histophilus somni are not commercially available in Australia.
GM Werid +5 more
wiley +1 more source
The present study was carried out on 150 White Fulani (WF) and Red Fulani (RF) zebu cows of small traditional farms in the North region of Cameroon in order to determine their reproductive performance and dairy production.
Justin KOUAMO +3 more
doaj
Effects of Year and Season on Calving Interval in Romanian Brown Cattle
The aim of the current research was to determine the influence of calving year and season on calving interval (CI) in Romanian Brown breed. A total of 250 data recorded from 150 lactations of 50 Romanian Brown cows raised between 2018 and 2020 were ...
Radu Ionel Neamţ
doaj
This study is conducted in Latifiya station for dairy cows in south east of Baghdad. Which have Holstein and Friesian and cross breed among them, from the first of April 2012 until the first of August 2014.
Mohammad Y. Mahmood +2 more
doaj +1 more source
Border disease viruses (BDV) and bovine viral diarrhoea viruses (BVDV) are members of the Pestivirus genus in the family Flaviviridae. While BVDV is one of the most significant endemic viral infections of cattle in Australia, BDV infection is generally considered to be uncommon in Australian sheep.
K Parrish +7 more
wiley +1 more source
Shoreline and deglaciation chronology in southeast Norway
The postglacial relative sea level history is reconstructed in four areas of mid‐ and inner Oslofjorden in southeast Norway. The reconstructions are based on radiocarbon‐dated raised shoreline levels from 42 sites, mainly isolation basins, and limiting ages from four lakes above the marine limit.
Anders Romundset +6 more
wiley +1 more source
Foram estudadas 1251 informações referentes aos pesos às idades-padrão de 205 (P205), 365 (P365) e 550 (P550) dias e idade ao primeiro parto (IPP) e primeiro intervalo de partos (IEP1) de fêmeas bovinas da raça Tabapuã.
J.C.C. Pereira +4 more
doaj +1 more source
The last (Wisconsinan) glacial period was punctuated in North America by two glacial maxima, known as the Early and Late Wisconsinan glaciations. In Alaska, these maxima and their subsequent retreats have been the object of dating efforts to reconstruct local climatic events and compare them to global trends.
Bruno Belotti +5 more
wiley +1 more source
A retrospective study including reproductive and productive data of 1587 primiparous Holstein cows covering a period of eight years. The reproductive data ( interval to 1st service, service period, days open, number of inseminations per conception and ...
M. M. Hussein, A. A. A. El Agawany
doaj
EFFECTS OF DIET SUPPLEMENTATION WITH ANIONIC SALTS ON BREEDING PERFORMANCE OF DAIRY COW
This research proves the effects of Calving Care on reproductive performance in dairy cow, during three successive lactations, on a group of 10 Holstein Friesian cows, using the method of period research.
Marius Bogdan +2 more
doaj +1 more source

