Laying Hens Articles

  • Cool Eggs - from Markovice in the Czech Republic - Case Study

    About 100 km east of Prague, in Markovice, Unikom a.s. operates a layer farm. Unikom is committed to producing high-quality eggs labelled as “Cool Eggs” (Pohodová vejce), based on the long tradition and modern production on the Markovice farm. Annual production reaches up to 17 million eggs, which are distributed through Unikom’s own ...


    By Big Dutchman

  • 200,000 laying hens join the European Union - Case Study

    After the dissolution of former Yugoslavia in the early 1990s only few West Balkan countries have not yet become a member of the European Union (EU). These countries still allow keeping laying hens in cages. However, the tendency is to gain EU admittance in the long run. Good examples are the Republic of Serbia, which has already been granted the status of an official candidate for EU membership, ...


    By Big Dutchman

  • China: 30 layer and 12 rearing houses equipped by Big Dutchman - Case Study

    In 1938, the Big Dutchman founders invented the world’s first automatic chain feeder for poultry in the USA. Today, the headquarters of the company are located in Vechta, Germany. In regard to housing and feeding systems, the poultry equipment supplier is considered to be the international market leader: On five continents and in more than 100 countries around the world, Big Dutchman is a ...


    By Big Dutchman

  • Kipster – probably the world’s most animal-friendly and environmentally sound layer house - Case Study

    A poultry house for 27,000 layers as the world has never seen one before was recently erected near Venlo in the Netherlands. The building barely looks like a poultry house and is an eye-catcher in both rural environments and urban regions.  The focus of the project is entirely on the laying hen. With this focus in mind, four entrepreneurs and the owners of the barn, Styn ...


    By Big Dutchman

  • Swaziland: Becoming self-supporting with the use of egg production - Case Study

    Two poultry houses, 5,000 laying hens and 1,5 million eggs annually make a difference in Swaziland, a country plagued by drought and Aids. With the support of the international egg industry, a poultry company was founded within the development of 'Project Canaan'. It contributes to the project’s mission: becoming self-supporting with the use of agriculture. The poultry houses are equipped ...


    By Big Dutchman

  • NATURA Filia rearing aviary: French poultry keepers transform enriched colony system into school - Case Study

    60,000 pullets learn for life Christelle and Bruno Le Parc from Priziac (department 56), about 100 km east of Brest in Brittany, have transformed one of their poultry houses: where they once kept their layers in enriched colony systems, pullets now learn how to fly and jump in the Big Dutchman rearing aviary NATURA Filia. The couple’s decision to change their management system was ...


    By Big Dutchman

  • New poultry house for free range egg production - Case Study

    Mathias Hoppe from Melle in Lower Saxony (Germany) decided to start egg production on his farm. The young farmer continues his parents Barbara and Hubert Hoppe‘s farm which is also into pig finishing. After six months of construction time the new poultry house for free range egg production has recently been completed. Now approx. 15,000 laying hens are laying their eggs in the pretty ...


    By Big Dutchman

  • Modern egg production with enriched colony systems - Case Study

    Rubén Martínez García, innovative egg producer from the Spanish municipality of San Lorenzo de la Parilla, owns two poultry farms 150 kilometres south west of Madrid. On one of these farm, Martínez García keeps 300,000 laying hens in enriched colony systems. The housing equipment: the Eurovent 2240-EU, a new generation of enriched colony systems developed by the ...


    By Big Dutchman

  • Prevalence and types of Campylobacter on poultry farms and in their direct environment

    To study whether broiler and layer farms contribute to the environmental Campylobacter load, environmental matrices at or close to farms, and caecal material from chickens, were examined. Similarity between Campylobacter from poultry and environment was tested based on species identification and Multilocus Sequence Typing. Campylobacter prevalence in caecal ...


    By IWA Publishing

  • A small plant with great success - case study

    The farm-based biogas plant operated by the Wienken family in Augustenfeld (near Löningen) is the first plant of its size built by bwe. Originally, the farm's operator had planned to install a straw heating element. However, since the input materials are available on the farm itself in their entirety, the decision to implement a biogas plant designed by bwe was obvious. One decisive aspect ...

  • Canadian food inspection agency (CFIA) manitoba composting exercise case study

    Overview: Nordevco was invited to participate in a Canadian Food Inspection Agency (CFIA) composting exercise by the CFIA Manitoba Team. The purpose of Nordevco’s participation was to evaluate the impact of BactiDomus Technology on the composting process specifically related to achieving and maintaining temperatures appropriate for the inactivation of the pathogen responsible for avian ...


    By Nordevco Associates Ltd.

  • Waste not in Asheville

    Asheville, North Carolina, has gained a national reputation as a hub of local and artisanal foods. In fact, the local foods movement in this Southern Appalachian city has become so embedded in the community consciousness that the city has dubbed itself “the world’s first Foodtopian Society.” There are hundreds of unique restaurants, dozens of bakeries, breweries and ...


    By BioCycle Magazine

  • Manure Compost A New Cash Crop

    A growing number of livestock producers are discovering manure compost as a new cash crop. When Mark Meyer refers to the “magic” at New Day Farms, he isn’t referring  to  the  liquid  egg  products  generated  by more than 2.5 million laying hens. Rather, Meyer, the environmental manager  at the Ohio facility, is talking about the ...

  • Compost layering effects on poultry litter leaching: A column study

    Incorporation of poultry litter (PL) into the nutrient management strategy of crop producers in Southwestern British Columbia is an important end-use for this agricultural waste product. Environmental and ecological concerns associated with leaching of nutrients by over-winter field storage of PL need to be addressed. To mitigate some of these concerns, some farmers store the manure on a base pad ...


    By BioCycle Magazine

  • Salmonella enterica serovar enteritidis genes induced during oviduct colonization and egg contamination in laying hens

    Salmonella enterica serovar Enteritidis is the predominant serovar associated with salmonellosis worldwide, which is in part due to its ability to contaminate the internal contents of the hen's egg. It has been shown that S. enterica serovar Enteritidis has an unusual tropism for the avian reproductive tract and an ability to persist in the oviduct and ovary. Factors allowing S. enterica serovar ...

  • Phytase supplemented poultry diets affect soluble phosphorus and nitrogen in manure and manure-amended soil

    Understanding P and N dynamics in manure-amended soil is essential for estimating the environmental impact of manure utilization in land applications. A laboratory incubation study was conducted to assess, (i) the effect of feeding a standard Australian commercial diet, and diets modified with phytase supplementation and reduced nonphytase phosphorus (NPP), on the concentrations of P and N (total ...

  • Assessment of the mycoflora of commercial poultry feeds sold in the humid tropical environment of Imo State, Nigeria

    Abstract: This study was carried out to identify the common moulds growing in selected commercial poultry feed sold in Owerri, Imo State, Nigeria. Forty-eight bulk samples derived from192 bags of feeds were collected from broiler starter (BS), broiler finishers (BF), grower mash (GM) and layer mash (LM) across 4 different brands of commercial poultry feeds, which included Livestock (LF), Top (TF) ...

  • Dutch Farmers Find It Pays To Manage Poultry Manure

    Poultry farmers in Holland face challenges similar to their North American counterparts in dealing with manure from concentrated operations where there is insufficient cropland for application. This creates a need for exporting manure from the producing farm to users in other places. Poultry operations in Holland differ from most North American poultry farms in that most are not vertically ...


    By BioCycle Magazine

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