نتایج جستجو برای: laying performance

تعداد نتایج: 1060480  

2017
M. Lessire V. Gallo M. Prato O. Akide-Ndunge G. Mandili P. Marget P. Arese G. Duc

The faba bean (Vicia faba L.) is a potential source of proteins for poultry, mainly for laying hens whose protein requirements are lower than those of other birds such as growing broilers and turkeys. However, this feedstuff contains anti-nutritional factors, that is, vicine (V) and convicine (C) that are already known to reduce laying hen performance. The aim of the experiment reported here wa...

2004
M. A. Yörük M. Karaoglu

This study was conducted to determine effects of dietary NaHCO supplementation on egg 3 production and egg quality during the late laying period. Hisex Brown layers, 54 wks of age, were blocked according to the cage location and then assigned randomly to receive one of four diets containing 0, 0.1, 0.2, or 0.4% NaHCO for 75 d. Each diet was replicated in 6 groups; each consisting of 2 cages con...

2010
S. Świątkiewicz J. Koreleski A. Arczewska

The aim of the study was to evaluate the effect of organic acids and the prebiotic fructans on egg production and eggshell quality when added to the layer diet with different levels of calcium and phosphorus. The experiment was carried out on 168 Bovans Brown hens, allocated to 14 groups of 12 replications. Each hen (replication) was kept in an individual cage 40 cm × 40 cm in size. A 2 × 7 fac...

Journal: :poultry science journal 0
majidzadeh heravi r department of animal science, faculty of agriculture, ferdowsi university of mashhad, mashhad, iran vakili r department of animal science, college of agriculture, kashmar branch, islamic azad university, kashmar, iran

in this experiment, the effects of fennel and thyme extracts with and without flaxseed were investigated on performance and egg quality of leghorn-type laying hens (hy-line w-36). 200 laying hens from 26 to 38 weeks of age were assigned to five dietary treatments with five replications. the treatment groups were: 1) control (a diet without any additives); 2) control diet plus fennel (40 mg/kg f...

2007
X. T. Zou

The experiment was conducted to investigate the effects of dihydropyridine on laying performance and fat metabolism of laying hens. Five hundred and forty laying hens, 40 weeks old, were randomly allotted to three groups, each of which included four replicates of 45 hens. The groups were given a basal corn-soybean meal diet supplemented with 0, 150 mg/kg and 300 mg/kg dihydropyridine. Results s...

Journal: :International journal of business, economics & management 2022

Closer competition since more new laying hen farms was entering this business requiring increased company competitiveness. One of the factors that influence a company's competitiveness is effective and efficient supply chain management. Research on performance management hens conducted at Wiratama Maju Lestari Inc in Bogor Regency, West Java. The purpose study to identify product, financial, in...

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