Milk quality in high production systems during dry and rainy seasons according to normative instruction N 62
نویسندگان
چکیده
منابع مشابه
Cyathostomin larvae: presence on Brachiaria humidicola grass during the rainy and dry seasons of Brazil.
The presence of cyathostomin larvae is directly associated to climatic conditions of each region. This study aimed to evaluate the ecology of infective larvae on Brachiaria humidicola during the dry and rainy seasons from October 2007 to September 2008 in a tropical region, Rio de Janeiro state, southeastern Brazil. Stools were collected from the rectum of horses naturally infected with cyathos...
متن کاملTo Dry Treat or Not to Dry Treat: Managing Dry off to Produce High Quality Milk
KEY TAKE HOME POINTS 1. The purpose of dry cow therapy is both therapeutic and prophylactic; selective DCT is aimed only at therapeutic aims 2. Cows that maintain persistent subclinical infections across the dry period are at greater risk of subclinical and clinical mastitis and reduced milk yield during the subsequent lactation 3. Few mastitis pathogens are resistant to most antimicrobials use...
متن کاملRift Valley Fever during Rainy Seasons, Madagascar, 2008 and 2009
During 2 successive rainy seasons, January 2008 through May 2008 and November 2008 through March 2009, Rift Valley fever virus (RVFV) caused outbreaks in Madagascar. Human and animal infections were confirmed on the northern and southern coasts and in the central highlands. Analysis of partial sequences from RVFV strains showed that all were similar to the strains circulating in Kenya during 20...
متن کاملEnergy expenditure of male farmers in dry and rainy seasons in Upper-Volta.
1. Thirty Mossi male farmers from Upper-Volta were investigated, twenty-three in the dry season (March-April) and sixteen in the rainy season (July-August), eight of them being studied twice. A 48 h time-and-motion study was carried out and the daily energy expenditure was computed. 2. The mean height was 1.70 m and the mean weight 58.5 kg. The averaged percentage of body fat calculated from sk...
متن کاملDry and wet rainy seasons in the Mantaro river basin (Central Peruvian Andes)
Monthly precipitation data from the period of 1970 to 2004 from 38 meteorological stations in the Mantaro river basin were used to classify the rainy seasons (September–April) of each year into anomalously dry or wet, and to determine the basin-wide extent of the anomalies based on the Standardized Precipitation Index (SPI). The wet periods mostly occurred in the early 1970’s and during the fir...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: African Journal of Biotechnology
سال: 2015
ISSN: 1684-5315
DOI: 10.5897/ajb2015.14716