Results 41 to 50 of about 841,035 (344)
Management of Laying Hen Farms in France Infected by Salmonella spp.: Comparison of Three Strategies
Agriculture, 2023 The presence of Salmonella spp. on laying hen farms turns out to be a major problem for public health reasons, mainly related to foodborne illnesses that may arise due to ingestion of contaminated eggs. When Salmonella spp.
Valentina Terio +10 more
doaj +1 more source
Tropical Animal Science Journal, 2020 Feed plays an important role in determining the success of livestock businesses and also as a significant cost factor. Feed contributes 60%-80% of the total production costs.
R. Afandi, B. Hartono, I. Djunaidi
doaj +1 more source
Lab-Scale Assessment of Gaseous Emissions from Laying-Hen Manure Storage as Affected by Physical and Environmental Factors [PDF]
, 2010 Manure-belt (MB) and high-rise (HR) laying-hen houses are the two predominant housing types in the U.S. Compared with HR houses, MB houses have better indoor air quality and lower aerial emissions as a result of frequent (every 1 to 4 d) manure removal ...
Li, Hong, Xin, Hongwei, Xin, Hongwei
core +3 more sources
浙江大学学报. 农业与生命科学版, 2001 Adding 0.3% sodium sulphate or 0.3% sodium bicarbonate to corn-rape seed meal type diet with low levels of sulphur-containing amino acid and lysine for ISA brown laying hens, egg laying rate, egg weight and feed efficiency increased, profit per hen also ...
YIN Zhao-zheng +2 more
doaj +1 more source
Journal of Basic Medical Veterinary, 2021 This study aimed to evaluate the potential of rice bran fermented by the enzyme phytase in basal feed to the total blood cholesterol level of laying hen.
Yulia Nurfitri +5 more
doaj +1 more source
The Effects of Different Levels of Tomato Juice in Drinking Water on the Egg Quality, Performance, and Hematological Parameters of Babcock White Laying Hens [PDF]
Brazilian Journal of Poultry ScienceThis study investigates the use of tomato juice (TJ) to assess its effects on egg quality, laying hen performance, and various blood parameters. A total of 128 Babcock white laying hens, aged 50 weeks, were randomly divided into four groups (n=32), each ...
Ü Özçınar +8 more
doaj +1 more source
SISTEM KONTROL PAKAN AYAM OTOMATIS BERBASIS IOT [PDF]
, 2023 One of the cages that are developing in Indonesia, one of which is PT Jatinum Indah Agri, is a laying hen house where in one cage there are approximately 2,000 laying hens.
Syahputro, Dhiemas Ristiant
core
Production et caractéristiques physico-chimiques des œufs de la poule locale de Niamey (Niger)
Tropicultura, 2022 Production and physicochemical characteristics of eggs of local hen of Niamey (Niger) The objective of this study is to characterize the laying performances as well as the physical and nutritional qualities of the egg of the local hen of Niamey (Niger)
Adamou Guisso Taffa +5 more
doaj +1 more source
Ammonia and Carbon Dioxide Emissions vs. Feeding and Defecation Activities of Laying Hens [PDF]
, 2008 This study characterizes dynamic ammonia (NH3) and carbon dioxide (CO2) emissions associated with feeding and defecation activities of laying hens. Manure handling scheme used was reflective of commercial manure-belt house operation.
Li, Hong +4 more
core +3 more sources
Poultry Science, 2019 The objective of this experiment was to investigate the effects of various dietary concentrations of vitamin D3 (D3) on pullet and laying hen performance, eggshell quality, bone health, and yolk D3 content from day of hatch until 68 wk of age. Initially,
J. Wen, K. Livingston, M. Persia
semanticscholar +1 more source