نتایج جستجو برای: stacking process on temperature and pathogenic bacterial survival of broiler litter bl broiler litter

تعداد نتایج: 24611750  

2008
Chad Penn Hailin Zhang

Alum used for poultry houses is sold under the commercial name of “Al+ Clear” in either liquid or dry form. Alum should not be confused with other litter treatment chemicals such as “PLT” (poultry litter treatment), as PLT is comprised mainly of sodium bisulfate (NaHSO4). Although PLT is effective at reducing ammonia levels, pathogens in house, energy costs, and potentially increasing forage yi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده مهندسی علوم آب 1393

drought is transient phenomenon , slow , repetitive and integral part of the climate of each region. drought begins with a substantial reduction in precipitation over the long-term average rainfall and over time, reduced soil moisture and surface and ground water resources will continue to decrease. this phenomenon is the most important in bakhtegan basin because of its importance in strategic ...

Journal: :Environments 2023

Agroecosystems, accounting for more than one-third of arable land worldwide, play an essential role in the terrestrial carbon (C) cycle. The development agricultural practices, which maximize soil C sequestration from atmosphere, is receiving growing attention due to recognition agroecosystems’ great potential serve as sinks atmospheric dioxide (CO2). In particular, cover crop and amendment app...

2008
R E S E A R C H A R T I C L E

The objective of the present study was to determine the effect of wood shavings, wheat straw, and their mixture as litter material on growth performance in broilers from 1 d to 42 d of age. A total of one hundred and fifty oneday-old Hubbard chicks were used in our experiment, weighed and assigned at random into 6 pens of 25 birds each. There were two replicates of each of the following three t...

2007
Charlotte C. Berg

Berg, C. C. 1998. Foot-pad dermatitis in broilers and turkeys. Prevalence, risk factors and prevention. Doctor’s dissertation. ISSN1401-6257, ISBN 91-576-5442-5 Foot-pad dermatitis is a condition characterised by lesions on the ventral foot-pads of poultry. It is a type of contact dermatitis, which in an early stage results in hyperkeratosis, erosions and discoloration of the skin. The erosions...

Journal: :Poultry science 2006
E E O'Dea G M Fasenko G E Allison D R Korver G W Tannock L L Guan

A study was undertaken to test the effect of 2 commercially available probiotics on the production efficiency of broiler chickens hatched from the same breeder flock at 3 different ages (28, 43, and 57 wk). At each of the 3 breeder flock ages, 1,600 broiler chickens were hatched and randomly allocated to 1 of 4 treatments: 1) no probiotics (control), 2) probiotic 1 administered in the drinking ...

2017
Quanchao Zeng Yang Liu Shaoshan An

The forest ecosystem is the main component of terrestrial ecosystems. The global climate and the functions and processes of soil microbes in the ecosystem are all influenced by litter decomposition. The effects of litter decomposition on the abundance of soil microorganisms remain unknown. Here, we analyzed soil bacterial communities during the litter decomposition process in an incubation expe...

Journal: :Livestock Science 2022

Litter is the main source of ammonia (NH3) in broiler houses. The quality thereof affects amount NH3 volatilized and emitted from house as well welfare birds. A trial was conducted to determine how addition water litter (by spraying surface) raking or leaving undisturbed will influence concentrations at level, composition, bird welfare, performance under experimental conditions. total 2160 Ross...

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