نتایج جستجو برای: vertical farms

تعداد نتایج: 116813  

2005
Pamela L. Ruegg Pamela Ruegg

1. SMART FARMS SET PERFORMANCE GOALS There is an old saying that you can’t get to your destination unless you know where you are going. Many farms that start on the path to milking excellence don’t make it because they don’t have clear quality goals for their farms. Many dairy farms consistently produce high quality milk. In 1998, over 1,800 Wisconsin dairy farms had average bulk tank somatic c...

2010
Debnarayan Sarker Bikash Kumar Ghosh

The constraints that cooperative and non-cooperative dairy farms face in expanding milk production have been reported based on a field study on some cooperative and non-cooperative dairy farms in the state of West Bengal. The study has shown that non-cooperative farms face major constraints and high severity compared with cooperative farms in expanding milk production. Also important is that mo...

2014
Carmen Dahms Nils-Olaf Hübner Christiane Cuny Axel Kramer

BACKGROUND Livestock-associated methicillin-resistant Staphylococcus aureus (LA-MRSA) has a wide host range and is transmissible to humans, especially to those with close contact to colonized animals. This study presents the first data on the occurrence of MRSA in farm workers and livestock farms (pig, cattle and poultry) in the federal state of Mecklenburg-Western Pomerania in northeast German...

Journal: :Poultry science 2011
J Xavier D Pascal E Crespo H L Schell J A Trinidad D J Bueno

The present work was conducted to study the seroprevalence of Salmonella, Mycoplasma gallisepticum (MG), and Mycoplasma synoviae (MS) infection in backyard chickens located in Entre Ríos, Argentina, over 3 periods of time. A total of 2,441 sera samples were collected from backyard chickens belonging to 256 family farms in 16 counties in the state of Entre Ríos from January to May 2003 (first pe...

2017
Tawatchai Singhla Sukolrat Boonyayatra Veerasak Punyapornwithaya Kimberly L VanderWaal Julio Alvarez Srinand Sreevatsan Somphorn Phornwisetsirikun Jamnong Sankwan Mongkol Srijun Scott J Wells

The objective of this case-control study was to identify farm-level risk factors associated with bovine tuberculosis (bTB) in dairy cows in northern Thailand. Spatial analysis was performed to identify geographical clustering of case-farms located in Chiang Mai and Chiang Rai provinces in northern Thailand. To identify management factors affecting bTB status, a matched case-control study was co...

Journal: :Renewable Energy 2022

High-fidelity large-eddy simulations are suitable to obtain insight into the complex flow dynamics in extended wind farms. In order better understand these dynamics, we use dynamic mode decomposition (DMD) analyze and reconstruct field large-scale numerically simulated farms by (LES). Different farm layouts considered, find that a combination of horizontal vertical staggering leads improved per...

2017
Ruth Bouwstra Jose L. Gonzales Sjaak de Wit Julia Stahl Ron A.M. Fouchier Armin R.W. Elbers

Using annual serologic surveillance data from all poultry farms in the Netherlands during 2007-2013, we quantified the risk for the introduction of low pathogenicity avian influenza virus (LPAIV) in different types of poultry production farms and putative spatial-environmental risk factors: distance from poultry farms to clay soil, waterways, and wild waterfowl areas. Outdoor-layer, turkey (mea...

2015
Gaël Beaunée Elisabeta Vergu Pauline Ezanno

Mycobacterium avium subsp. paratuberculosis (Map) causes Johne's disease, with large economic consequences for dairy cattle producers worldwide. Map spread between farms is mainly due to animal movements. Locally, herd size and management are expected to influence infection dynamics. To provide a better understanding of Map spread between dairy cattle farms at a regional scale, we describe the ...

Journal: :Poultry science 2013
S Yano T Kira Y Morishita K Ishihara T Asai T Iwata M Akiba T Murase

Campylobacter jejuni was monitored in 4 chicken farms during the period 2003 to 2006 to elucidate the mechanisms of transmission. Three farms (1 to 3), located at least 14 km from each other, belonged to an integrated poultry company, which also provided the farms with day-old chicks from several hatcheries as well as chicken feed. Another farm (4), which belonged to a different company, was lo...

2004
Douglas J. Reinemann

Milk quality parameters were recorded for United States dairy farms utilizing automatic milking (AM) from August 2000 to June 2003. Additional farms were admitted to the study as they began operation, so that the full data set includes 12 AM farms. Somatic cell count (SCC) and total bacterial count (TBC) data was analyzed and compared to corresponding data from a cohort of conventional farms in...

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