نتایج جستجو برای: organic poultry production

تعداد نتایج: 800824  

Journal: Poultry Science Journal 2018

There is a gap between the population growth and protein supply in many tropical countries where per capita income is low and the majority of people consume less protein than a daily standard for recommended protein intake. Poultry egg production remains the fastest route to bridging the protein demand-supply gap in these regions. However, poultry are faced with heat stress in the tropics which...

2006
Kristjan Bregendahl Stacey Roberts

Introduction The development of a sustainable, profitable, and competitive egg-production system is becoming a challenging issue facing the laying-hen industry. The excretion and volatilization of nitrogen and the emission of volatile organic compounds of dietary origin are responsible for a large part of the environmental issues that have risen from the intensive poultry production. Especially...

2016
Patrick Baron Shannon Frattaroli

The objective of this study was to document and understand the perceptions and opinions of small-scale poultry producers who market directly to consumers about microbial food safety risks in the poultry supply chain. Between January and November 2014, we conducted semi-structured, in-depth interviews with a convenience sample of 16 owner-operators of Maryland direct-market commercial poultry fa...

2006

This study assessed the technical effi ciency of family poultry production in NigerDelta, Nigeria. The technical effi ciency estimate shows that the technical effi ciency of family poultry ranges between 0.09 and 0.63, with mean of 0.22. This indicates that on the average, the respondents are 22% effi cient in the use of combination of their inputs. The elasticity estimate of 12.29 indicates th...

2014
L. R. Gopinath Merlin Christy R. Bhuvaneswari D. Divya

Microorganisms play a vital role in processing organic matter and returning the chemical elements into active cycle. In these decomposers are effective in dismantling the complex organic matter through a sequential break down and release of energy. Biogas is one such process which occurs in the absence of oxygen and several groups of microorganism involve in degrade the organic compounds and re...

2012
Charles Michael Williams

IntroductIon Poultry meat and eggs provide affordable, quality food products that are consumed by most ethnic populations worldwide. Advances in knowledge and technology over recent decades favour the growth and intensification of poultry production in developing countries where there are increasing human populations and economic constraints. Issues related to the environment, human health and ...

2016
Jun Ye Rui Zhang Shaun Nielsen Stephen D. Joseph Danfeng Huang Torsten Thomas

Organic farming avoids the use of synthetic fertilizers and promises food production with minimal environmental impact, however this farming practice does not often result in the same productivity as conventional farming. In recent years, biochar has received increasing attention as an agricultural amendment and by coating it with minerals to form biochar-mineral complex (BMC) carbon retention ...

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