نتایج جستجو برای: unsexed

تعداد نتایج: 162  

Journal: :Development 1991
C E Patek J B Kerr R G Gosden K W Jones K Hardy A L Muggleton-Harris A H Handyside D G Whittingham M L Hooper

Adult intraspecific mouse chimaeras, derived by introducing male embryonal stem cells into unsexed host blastocysts, were examined to determine whether gonadal sex was correlated with the sex chromosome composition of particular cell lineages. The fertility of XX in equilibrium XY and XY in equilibrium XY male chimaeras was also compared. The distribution of XX and XY cells in 34 XX in equilibr...

Journal: :Brazilian Journal of Poultry Science 2023

This study determined the metabolizable energy of DDGS for broiler quails (Experiment I) and evaluated effect different dietary levels on performance, carcass, organ weight, meat quality, economic viability II). In Experiment I, 72 were randomly distributed into two treatments (reference or test diets). The experimental period consisted 5 days adaptation, followed by total excreta collection. E...

Journal: :Nigerian Journal of Animal Production 2021

Animals that are well-managed thrive and produce better than those kept under conditions which do not take full consideration of their behavioural welfare needs. This experiment was conducted with one hundred eighty unsexed day-old Marshall Arbor Acre breeds broiler chickens to investigate the effects housing systems on assessment, bone morphometry faecal egg counts. The birds were brooded for ...

Journal: :Brazilian Journal of Poultry Science 2022

In order to evaluate the effect of diets with Ganoderma lucidum mushroom powder and zinc-bacitracin on growth performance, carcass traits, lymphoid organ weights, intestinal characteristics in broilers, a total 600 one-day-old unsexed broilers from Cobb 500 MV × FF genotype was analyzed for 28 days, following completely randomized design three dietary treatments, five replicates 40 birds per re...

Journal: :Open Agriculture 2023

Abstract The objective of the study was to assess effect varying levels water deprivation on growth performance, carcass characteristics, and internal organ weight broiler chickens. Ninety unsexed Ross 308 chicks 2 weeks old were randomly assigned five periods 0, 6, 12, 18, 24 h. Each treatment replicated three times with six birds per replicate. Broiler chickens given ad libitum (0 h) or for 3...

Journal: :Archaeological and Anthropological Sciences 2021

Abstract The possible association between “biological” and “social” status in the past is a central topic bioarchaeological studies. For Italian Iron Age, previous research comparing skeletal funerary variables depicts multifaceted scenario consistent with nuanced biocultural patterns. This calls for additional studies on broader series of archaeological contexts assemblages. Here, we contribut...

Journal: :The Iraqi Journal of Agricultural science 2022

This study was carried out in the poultry field Jadiriyah, affiliated with Department of Animal Production / College Agricultural Engineering Sciences - University Baghdad. experiment used 480 one-day-old, unsexed broiler chicks breed (Ross-308) an average weight 39.8 g to investigate effect adding different levels turmeric root (CURCUMA LONGA) powder diet on some characteristics and physiology...

Journal: :Italian Journal of Animal Science 2021

A total of 200 1-week-old Japanese quails were randomly allocated into five treatment groups, each consisting 40 unsexed birds (five replicates, eight each). Quails reared in traditional cages (90 × cm), and feed water made available throughout the 5-week trial. The groups as follows: 1st was fed basal diet, whereas 2nd, 3rd, 4th, 5th with ration supplemented nano zinc (Zn-NPs) at doses 0.1, 0....

Journal: : 2023

Between October 15, 2021, and November 26, this study was carried out in the broiler field at College of Agricultural Engineering Sciences, University Baghdad Abu Ghraib to examine effects adding various dosages onion powder, "Allium cepa linn", chicks' diets on physiological characteristics. The experiment employed 225 unsexed (Ross 308) one-day-old chicks with an average weight 40g. A total w...

Journal: :Animal review 2023

This study was designed to evaluate the effect of graded levels scent leaf meals on blood parameters and carcass characteristics among two broiler strains. A total 150 unsexed broilers consisting 75 Abor Acre Cobb were randomly allotted into 5 treatments 15 birds for each strain. Treatment one (T1) had no meal (control); treatment (T2), three (T3), four (T4) five (T5) 0.5%, 1.0%, 1.5%, 2.0% thr...

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