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Nile tilapia culture under feeding restriction in bioflocs and bioflocs plus periphyton tanks

Abstract: Intensive aquaculture systems may cause pollution in water bodies because their effluents have high levels of nutrients. The use of substrates for periphyton and the manipulation of the C: N ratio of water are technologies that can be employed to increase aqu

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Nutritional characteristics of Sorghum hybrids hay (Sorghum sudanense vs. Sorghum bicolor)

Abstract: This study evaluated the nutritional characteristics of hay of nineteen hybrids between sorghum and Sudan grass. The experimental design was a randomized block with nineteen treatments and three replications. The chemical characteristics of the respective hay

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Production and chemical composition of grasses and legumes cultivated in pure form, mixed or in consortium

Abstract: The objective of this study was to assess the edible biomass and chemical composition of forages grown on pure form, as a grass mix, and in grass-legume consortia. The following species were tested: white oats (Avena sativa), black oats (Avena strigosa), ryeg

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Silage quality of sorghum and Urochloa brizantha cultivars monocropped or intercropped in different planting systems

Abstract: Recently it has emerged a technique for silage production of intercropping systems of annual crop with forage through crop-livestock integration, aiming to reduce the deficit forage in the offseason. The study was conducted to evaluate the fermentation charac

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Digestibility and physico-chemical characteristics of acid silage meal made of pirarucu waste in diets for commercial laying hens

Abstract: The objective of this study was to evaluate the effects of acid silage meal made of pirarucu waste in diets for commercial laying hens on apparent digestibility and energy metabolism. Seventy-two Hisex White hens with 71 weeks of age were assigned to a comple

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Dry matter digestibility and metabolizable energy of crude glycerines originated from palm oil using fed rooster assay

Abstract: A study was conducted to determine the dry matter digestibility, gross energy (GE), the nitrogen-corrected apparent metabolizable energy (AMEn), and the nitrogen-corrected true metabolizable energy (TMEn) of two crude glycerine from two different sources. The

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Effect of dietary probiotic supplementation on carcass traits and haematological responses of broiler chickens fed shea butter cake based diets

Abstract: A 42-day study was conducted to investigate probiotic supplementation on shea butter cake (SBC) based diets of broilers on the carcass traits and haematological indices. A total of 280, 1-day old Arbor acres strain broiler chicks were divided into 7 dietary t

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Fish by-product meal in diets for commercial laying hens

Abstract: This study aimed to evaluate the increasing levels (0, 1, 2, 3 e 4%) of fish by-product meal in diets for laying hens on performance, egg quality and economic analysis. A total of 16052-wk-old Dekalb White hens were distributed in a completely randomized desi

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Supplementation of extract of Lafoensia pacari in the diet of semi heavy laying hens

Abstract: It was intended to evaluate the supplementation of Lafoensia pacari standardized in tannins extract in the diet of laying hens on the performance, internal and external quality of eggs and metabolism of the feed nutrients. A total of 168 Isa Brown laying hens

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Assessing the nutritional value of agroindustrial co-products and feed through chemical composition, in vitro digestibility, and gas production technique

Abstract: Agroindustrial co-products are a viable alternative for use in animal nutrition. Tests were conducted using eight different types of co-products and feed to evaluate the chemical composition, in vitro digestibility of dry matter, crude protein and neutral det

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Inclusion of propylene glycol in the diet of sheep and its effect on their lambs’ protein and mineral metabolites

Abstract: The aim of this study was to assess the effect of propylene glycol (PG) added to the water sheep drank during lactation on protein and mineral metabolites of their suckling lambs. We assessed 24 lambs born to sheep fed levels of propylene glycol in the water

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Nutritional value of dual-purpose wheat genotypes pastures under grazing by dairy cows

Abstract: In the south of Brazil, one of the major limitations to milk production is the low forage availability during autumn and early winter. The use of dual-purpose wheat genotypes is one alternative to minimize the impact of low forage availability in addition to

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Growth performance, meat quality, and carcass characteristics in growing and fattening Hanwoo steers fed bentonite

Abstract: Thirty-six castrated, seven months-old Hanwoo steers (initial body weight: 184 ± 5.2kg) were assigned to three treatments over 23 months to evaluate the effects of supplementation with bentonite (0, 0.1 and 0.3%) on growth performance and carcass and meat cha

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Milk composition and blood metabolic profile from holstein cows at different calving orders and lactation stages

Abstract: This study aimed to evaluate milk composition and metabolic profile of Holstein cows at different calving orders in the beginning, middle, and end of lactation. One hundred ten Holstein cows were housed in a free stall system receiving the same diet and were

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Estimates of genetic and phenotypic parameters for reproductive traits in Iranian native Kordi sheep
Davoud Ali Saghi Ali Reza Shahdadi

Abstract: The data set for estimation of genetic and phenotypic parameters of reproductive traits in Kordi sheep were collected from 1996 to 2013. The reproductive traits included age at first lambing (AFL), number of lambs born (NLB/EL) and weaned (NLW/EL) per ewe in

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Criterios Altamente Valorados / Criterios Deseables Criterios Cualitativos
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