نتایج جستجو برای: hasard

تعداد نتایج: 222  

Journal: :Nigerian Journal of Animal Production 2022

The vital role of selenium in various metabolic reactions and its as a component antioxidant enzymes has awaken research interest livestock production. Its influence on animal fertility, production disease prevention is subject for on-going research. Deficiency have serious negative effect skeletal cardiac muscles which will turn reduce growth, there dearth information growth performance, haema...

Journal: :Nigerian Journal of Animal Production 2021

This study was conducted to investigate reproductive and production traits in purebred normal feather naked neck strains of FUNAAB alpha chicken (FAC) breed. Forty-five weeks old birds comprising 70 hens 13 cocks per strain selected from random-bred populations each were used variations fertility embryonic mortality. Their progenies compared for juvenile growth performance (day- 12 age), as wel...

Journal: :Nigerian Journal of Animal Production 2023

Trimethyl glycine has been supplemented in livestock diets for decades due its role as an essential osmo-protectant, protecting proteins, enzymes, inhibiting cellular apoptosis and reducing energy expenditure, under osmotic stress. A study was conducted to determine the effect of trimethyl (TMG) on blood biochemistry organ indices heat-stressed growing rabbits. Thirty rabbits were randomly allo...

Journal: :Nigerian Journal of Animal Production 2023

Poultry scientists have been charged to opt for natural feed supplements develop ideal, safe and cost effective feeds as against the synthetic ones. Thus, a 56 day feeding trial was conducted determine effect of garlic bulb meal (GBM) additive on growth performance, blood profile, carcass characteristics benefit broiler chicken. A total 150, one old chicks, were randomly allotted into four diet...

Journal: :African Journal of Clinical and Experimental Microbiology 2022

Background: By the nature of their environment and behavior, stray cats are at risk exposure to leptospirosis. Leptospirosis is an emerging zoonotic disease with worldwide distribution. The prevalence leptospirosis in feline species Algeria unknown. main objectives this study determine seroprevalence identify most common Leptospira serovars Algiers region.Methodology: Serum samples from 144 ran...

1999
George Rose Stéphane Gauthier Gareth Lawson

− A method is presented to estimate and diagnose the sources of uncertainty in acoustic survey measures of fish density. The method involves simultaneous Monte Carlo simulation of density and uncertainty resulting from imprecision in all terms in acoustic analyses. Known bias can also be considered. Results are presented from theoretical simulations based on assumed distributions of fish densit...

2005
Roy Deng Cathy Dichmont David Milton Mick Haywood David Vance Natasha Hall

We explore the potential of using data from Australia’s northern prawn fishery (NPF) vessel monitoring system(s) (VMS) to examine trawl track, trawling intensity, and stock depletion due to trawling. We simulate VMS data by subsampling global positioning system (GPS) fixes from the NPF fishing vessels at different polling intervals to examine their accuracy in describing trawl tracks. The resul...

2002
Gerald van Gurp Greg B. Meterissian Laura N. Haiek Jane McCusker François Bellavance

OBJECTIVE To compare the change in severity of depressive symptoms and occurrence of side effects in primary care patients treated with St John’s wort (SJW) and sertraline. DESIGN Double-blind, randomized 12-week trial. SETTING Community-based offices of 12 family physicians practising in greater Montreal, Que. PARTICIPANTS Eighty-seven men and women with major depression and an initial score o...

2007
Malcolm North Jim Innes Harold Zald

Thinning and prescribed fire are widely used to restore fire-suppressed forests, yet there are few studies of their effectiveness in Sierran mixed-conifer forest. We compared stand conditions in replicated plots before and after a combination of thinning and burning treatments against a reconstruction of the same forest in 1865. The historical forest had 67 stems/ha (trees ‡5 cm DBH), equal per...

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