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"Week Old Chicks" by Jack Berry
Respiratory Diseases in Small Poultry Flocks - Articles Articles

Respiratory Diseases in Small Poultry Flocks

Eva Wallner-Pendleton, DVM, MS, ACPV

Poultry respiratory symptoms have many potential causes, some more serious than others. More
photo: AAAP
Marek's Disease in Chickens - Articles Articles

Marek's Disease in Chickens

Eva Wallner-Pendleton, DVM, MS, ACPV, Gregory P Martin, Ph.D., PAS

Marek’s Disease is by far one of the most common illnesses in small flocks and not treatable once the clinical signs have begun. Yet, it is one of the most preventable illnesses using vaccination. More
Hand-held instruments are used to document conditions and performance of environment in animal facilities [source: E. Fabian]
Evaluating Air Quality in Livestock Housing Environments - Articles Articles
This publication focuses on important aspects of evaluating and troubleshooting farm animal housing environment and ventilation system performance. More
photo credit: Greg Martin
National Poultry Improvement Plan (NPIP) Biosecurity Planning - Articles Articles
A formal plan for biosecurity is being directed by USDA/NPIP that will eventually lead to audits for those farms participating in this program. A NPIP biosecurity plan would augment a farm's overall HPAI control program. More
Resources for Ventilation of Livestock Housing
Resources for Ventilation of Livestock Housing - Articles Articles

Resources for Ventilation of Livestock Housing

Eileen E. Fabian (Wheeler), Ph.D.

Information on Ventilation systems available at Penn State More
Use Personal Gas Monitors to Avoid Exposure to Toxic Hydrogen Sulfide
Use Personal Gas Monitors to Avoid Exposure to Toxic Hydrogen Sulfide - Articles Articles

Use Personal Gas Monitors to Avoid Exposure to Toxic Hydrogen Sulfide

Dan Hofstetter, Eileen E. Fabian (Wheeler), Ph.D., Michael Pate, Ph.D.

Gas monitoring is always recommended when working around toxic gases such as hydrogen sulfide. Fortunately, affordable portable personal gas monitors are available for on-farm use. More
Pest Management Recommendations for Poultry
Pest Management Recommendations for Poultry - Articles Articles

Pest Management Recommendations for Poultry

Charles W. Pitts, Phillip E. Kaufman, Donald A. Rutz

Flies, beetles, and mites are often a major concern for commercial poultry operations in the northeastern United States. More
Manure Fertilizer, Photo Credit: Nicole Santangelo, PSU
Is Your Farm Ready for Inspection? - Articles Articles
By the end of 2018, 1 in 5 Pennsylvania farms within the Chesapeake Bay watershed will have been visited by the Chesapeake Bay Agricultural Inspections Program. More
Poultry Production - Back to the Basics
Poultry Production - Back to the Basics - Articles Articles
Importance of water quality in poultry. Simple tips and advice to improve water sanitation. More
HACCP in the Egg Industry: Hazard Analysis Critical Control Point System
HACCP in the Egg Industry: Hazard Analysis Critical Control Point System - Articles Articles
Voluntary participation in HACCP-type programs reduces the risk of marketing eggs contaminated with Salmonella enteritidis and maintains consumer confidence in egg products. More
Biosecurity Overview
Biosecurity Overview - Articles Articles

Biosecurity Overview

Ernest Hovingh, DVM, PhD

Farm Biosecurity: Management practices to minimize or prevent the transmission of disease within and between herds and flocks. More
Biosecurity Risk of Vets, Ag Service Personnel and Visitors
Biosecurity Risk of Vets, Ag Service Personnel and Visitors - Articles Articles
A checklist to determine the biosecurity risk of individuals to dairy herds. More
Biosecurity Fundamentals
Biosecurity Fundamentals - Articles Articles

Biosecurity Fundamentals

Ernest Hovingh, DVM, PhD, Robert J. Van Saun, DVM, MS, PhD, Bhushan M. Jayarao, MVSc, PhD, MPH

The basics of disease biosecurity, why a biosecurity plan should be implemented, and how to get a plan in motion. More
PA Gamebird and Shooting Preserve Industry
Pennsylvania Game Bird Industry - Articles Articles
Today in the state of Pennsylvania millions of game birds are produced annually by professional game breeders. More
Biosecurity Risk Assessment: Farm Visitors and Exhibitions
Biosecurity Risk Assessment: Farm Visitors and Exhibitions - Articles Articles

Biosecurity Risk Assessment: Farm Visitors and Exhibitions

Ernest Hovingh, DVM, PhD, Bhushan M. Jayarao, MVSc, PhD, MPH, Robert J. Van Saun, DVM, MS, PhD

Biosecurity is a series of measures implemented to prevent or reduce the introduction and spread of infectious disease pathogens. The provided checklists help determine the biosecurity risk of individuals and animals. More
Table of Disinfectants used on the Farm
Table of Disinfectants used on the Farm - Articles Articles

Table of Disinfectants used on the Farm

Ernest Hovingh, DVM, PhD

Information about disinfectants commonly used on the farm for disease control. More
Biosecurity - A Practical Approach
Biosecurity - A Practical Approach - Articles Articles

Biosecurity - A Practical Approach

Ernest Hovingh, DVM, PhD

Biosecurity is a set of practices employed to prevent the importation of infectious organisms into a herd or flock, and their transmission between animals. More
Hot Weather Management of Poultry
Hot Weather Management of Poultry - Articles Articles
During the summer it is very important for poultry producers to be mindful of the effects warmer temperatures can have on their flocks. More
Poultry and Game Birds
Poultry and Game Birds - Articles Articles
Pennsylvania has a vibrant poultry and game bird industry. More
West Nile Encephalitis and Poultry
West Nile Encephalitis and Poultry - Articles Articles

West Nile Encephalitis and Poultry

Patricia A Dunn, DVM, MAM, DACPV, Robert G. Elkin

West Nile encephalitis became a public health concern in the United States in 1999. More
Examples of pull tube with pump for gas concentration detection.
Ammonia Monitoring in Barns Using Simple Instruments - Articles Articles

Ammonia Monitoring in Barns Using Simple Instruments

Eileen E. Fabian (Wheeler), Ph.D.

This article describes simple relatively-inexpensive instruments for detecting ammonia gas concentration in animal housing to assure proper air quality. More
Psychrometric Chart Use
Psychrometric Chart Use - Articles Articles

Psychrometric Chart Use

Eileen E. Fabian (Wheeler), Ph.D.

A psychrometric chart presents properties of air in a graphical format useful for troubleshooting greenhouse or livestock building environmental problems. More
Although an instrument that provides velocity reading, shown here, is highly useful, a simple small streamer can also help troubleshoot.
Make Your Own Ceiling Inlet Air Speed Monitors - Articles Articles

Make Your Own Ceiling Inlet Air Speed Monitors

Eileen E. Fabian (Wheeler), Ph.D.

Ventilation inlet air speed monitors described here are a cheap and easy way to assess proper ventilation in livestock buildings. More
Self-Adjusting Baffle Inlet to Improve Air Distribution
Self-Adjusting Baffle Inlet to Improve Air Distribution - Articles Articles

Self-Adjusting Baffle Inlet to Improve Air Distribution

Eileen E. Fabian (Wheeler), Ph.D., Dan McFarland

This article explains how to improve ventilation in animal buildings through a self-adjusting baffle inlet. More
Organic poultry house with sidewall eave and ceiling inlets.
Inlets for Mechanical Ventilation Systems in Animal Housing - Articles Articles
Properly designed and functioning ventilation inlet openings are key for achieving comfortable, fresh air conditions in farm animal housing. More
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