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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
Manure Additive Shows Swine Odor Reduction
Manure Additive Shows Swine Odor Reduction - Articles Articles

Manure Additive Shows Swine Odor Reduction

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

The control of manure odors is an issue of such complexity that it requires a combination of control strategies. More
Manure Spreader Calibration
Manure Spreader Calibration - Articles Articles

Manure Spreader Calibration

Jerry Martin, Douglas Beegle, Ph.D.

Manure spreader calibration is an essential and valuable nutrient management tool for maximizing the efficient use of available manure nutrients. More
Composting Animal Mortalities Composting Animal Mortalities - Articles

Composting Animal Mortalities

David R. Wolfgang, VMD, MPH DABVP-Dairy

Despite the best intentions and care in animal agricultural facilities there are occasional animal mortalities. More
Agroterrorism: A Threat to US Animal Agriculture Agroterrorism: A Threat to US Animal Agriculture - Articles

Agroterrorism: A Threat to US Animal Agriculture

Bhushan M. Jayarao, MVSc, PhD, MPH

The first of a two part series about agroterrorism More
Biosecurity Risk Assessment: Livestock Exhibitions
Biosecurity Risk Assessment: Livestock Exhibitions - Articles Articles

Biosecurity Risk Assessment: Livestock Exhibitions

Ernest Hovingh, DVM, PhD, David R. Wolfgang, VMD, MPH DABVP-Dairy

A checklist to determine the biosecurity risk at Livestock Exhibitions. 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 Signs
Biosecurity Signs - Articles Articles

Biosecurity Signs

Ernest Hovingh, DVM, PhD, Louise Byler

Examples of biosecurity signs that can be posted at animal farms/facilities to reduce the risk of importing/transmitting disease. 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 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 effective measures implemented to prevent or reduce the introduction and spread of infectious disease pathogens. 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
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
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