Understanding Livestock Odors

2/16/98

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Table of Contents

Understanding Livestock Odors

Odors from Livestock Facilities

Livestock Odors

Odor and Gas Emissions

Odor and Gas Emissions

Manure Gases

Odor Emission Sources 

Odor Sources

Odor and Gas Emissions

Odor Chemistry

Compounds Produced through Anaerobic Decomposition 

Osmophores

Osmophores

Oxygen Transfer

Biochemical Oxidation

Odors and Gases

PPT Slide

Odor Intensity vs. Gas Concentration

Odor Transport

PPT Slide

PPT Slide

Conception of Odors and Smells

Breathing vs. Sniffing 

Can odors affect our health?

Odor Measurement

Dynamic Olfactometry

Dynamic Olfactometry

Scentometers

Scentometers

Odor Detectors

Limits to Measuring Odors

Odor Parameters

Odor Concentration

Units of Odor Concentration

Odor Intensity

Odor Persistence

Dose-Response Function

Odor Character

Odor Wheel

Hedonic Tone

Technologies to Control Odor

Odor Prevention Technologies 

Technologies to Capture Odors

Technologies to Disperse Odors

Understanding Livestock Odors

Understanding Livestock Odors

Author: sheffiel 

Email: ron_sheffield@ncsu.edu 

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