SelectedWorks - Richard Gates

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Selected Works of Richard Gates

Professor and Director of Egg Industry Center

Works
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About Richard Gates

Present	Professor, Iowa State University
Institution Organization Position Type Position Title Time Period to Options Current Position Affiliate my profile with this Institution

Bioresource and Agricultural Engineering and Animal Sciences

Articles (73)

Article

Method for Measuring Ammonia Emissions from Poultry Houses

Journal of Applied Poultry Research (2005)

Richard S. Gates, Hongwei Xin, K. D. Casey, Y. Liang, et al.

We present a measurement method for NH3 emissions from mechanically ventilated poultry buildings, which has been successfully used in a ...

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Article

Ammonia Emissions from U.S. Laying Hen Houses in Iowa ...

Transactions of the ASAE (2005)

Yi Liang, Hongwei Xin, Hong Li, Eileen F. Wheeler, et al.

Ammonia (NH3) emission rates (ER) of ten commercial layer houses (six high-rise or HR houses and four manure- belt or ...

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Article

Comparison of Direct vs. Indirect Ventilation Rate Determinations in Layer ...

Transactions of the ASAE (2005)

Hong Li, Hongwei Xin, Yi Liang, Richard S. Gates, et al.

Direct measurement of building ventilation rate in livestock housing is a formidable task due to uncontrollable variations in fan and ...

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Article

Heat and Moisture Production of Poultry and Their Housing Systems ...

ASHRAE Transactions (2004)

H. Justin Chepete, Hongwei Xin, Manuel C. Puma and Richard S. Gates

Heat and moisture production rates (HP, MP) of modern pullets and laying hens were measured using large-scale indirect calorimeters that ...

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Article

A Literature Review of Swine Heat Production

Transactions of the ASAE (2004)

Tami M. Brown-Brandl, John A. Nienaber, Hongwei Xin and Richard S. Gates

Current ASAE standards of heat and moisture production (HP, MP) for swine are primarily based on data collected nearly four ...

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Article

Fan Assessment Numeration System (FANS) Design and Calibration Specifications

Transactions of the ASAE (2004)

Richard S. Gates, Kenneth D. Casey, Hongwei Xin, Eileen F. Wheeler, et al.

A device for in-situ fan airflow measurement, known as the Fan Assessment Numeration System (FANS) device, previously developed and constructed ...

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Article

Feeding Behaviors of Laying Hens With or Without Beak Trimming

Transactions of the ASAE (2004)

Kelly E. Persyn, Hongwei Xin, Dan Nettleton, Atsuo Ikeguchi, et al.

This study quantifies feeding behavior of W-36 White Leghorn laying hens (77 to 80 weeks old) as influenced by the ...

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Article

Assessing the Benefits of Misting–Cooling Systems for Growing/Finishing ...

Applied Engineering in Agriculture (2003)

Thomas C. Bridges, Larry W. Turner, Richard S. Gates and Douglas G. Overhults

The NCPIG swine growth model was used to evaluate swine growth performance for Wilmington, North Carolina; Bardstown and Mayfield, Kentucky; ...

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Article

PC–Based Data Acquisition for a Solid Substrate Cultivation Deep ...

Applied Engineering in Agriculture (2003)

Mari S. Chinn, Sue E. Nokes and Richard S. Gates

This work describes an instrumentation and data acquisition system designed for a deep bed reactor used to cultivate Trichoderma longibrachiatum ...

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Article

A New Telemetry System for Measuring Core Body Temperature in ...

Applied Engineering in Agriculture (2003)

Tami M. Brown-Brandt, Tadayuki Yanagi, Hongwei Xin, Richard S. Gates, et al.

Core body temperature is an important physiological measure of animal thermoregulatory responses to environmental stimuli. A new telemetric body temperature ...

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Article

Drinking water temperature effects on laying hens subjected to warm ...

Poultry Science (2002)

Hongwei Xin, Richard Gates, M. C. Puma and Dong U. Ahn

Two experiments were conducted to evaluate the effects of drinking water temperature (Tw) on laying hens subjected to warm cyclic ...

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Article

A Research Facility for Studying Poultry Responses to Heat Stress ...

Applied Engineering in Agriculture (2002)

Tadayuki Yanagi, Hongwei Xin and Richard S. Gates

A control and measurement system was developed for studying physiological responses of poultry to thermal challenges and means of heat ...

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Article

Optimization of Partial Surface Wetting to Cool Caged Laying Hens

Transactions of the ASAE (2002)

Tadayuki Yanagi, Hongwei Xin and Richard S. Gates

Partial surface wetting to cool caged laying hens (Hy–Line W–98 breed, 34 µ1 wk) was investigated for a range of ...

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Article

An Instrumentation System for Studying Feeding and Drinking Behavior of ...

Applied Engineering in Agriculture (2001)

Manuel C. Puma, Hongwei Xin, Richard S. Gates and David J. Burnham

This article describes an instrumentation system that was developed to study the dynamic feeding and drinking behavior of individual birds. ...

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Article

Non–Water–Stressed Baseline as a Tool for Dynamic Control ...

Transactions of the ASAE (2001)

Sérgio Zolnier, Richard S. Gates, Robert G. Anderson, Sue E. Nokes, et al.

A technique is presented for dynamically adjusting misting intervals during propagation of vegetative cuttings. A crop setpoint temperature for activation ...

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Article

Comparison of Observed and Simulated Grow-Finish Swine Performance Under Summer ...

Applied Engineering in Agriculture (1998)

Larry W. Turner, Thomas C. Bridges, Richard D. Coffey, Richard S. Gates, et al.

As a part of a National Pork Producers Council educational program, our research and extension team at the University of ...

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Article

Diffuse Reflectance Changes During the Culture of Cottage Cheese

Transactions of the ASAE (1998)

Frederick Alan Payne, R. Carol Freels, Sue E. Nokes and Richard S. Gates

A sensor for measuring diffuse reflectance of milk during the typical 6-h culture of cottage cheese was installed in a ...

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Article

Minimum Ventilation for Modern Broiler Facilities

Transactions of the ASAE (1996)

Richard S. Gates, Douglas G. Overhults and Shuhui H. Zhang

New functions for whole-house broiler heat production as a function of bird age using modern straight run broiler growth rates ...

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Article

Regional Variation in Temperature Humidity Index for Poultry Housing

Transactions of the ASAE (1995)

Richard S. Gates, Hanzhong Zhang, Donald G. Colliver and Douglas G. Overhults

A building thermal model was used to compute hourly values of temperature humidity index (THI) for a broiler house with ...

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Article

Field Calibration of a Transient Model for Broiler Misting

Transactions of the ASAE (1992)

Richard S. Gates, Douglas G. Overhults, Robert W. Bottcher and Shu Hui Zhang

A transient model to predict temperature within a tunnel ventilated broiler house during misting is developed. The model is calibrated ...

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Article

Mechanical Backup Systems for Electronic Environmental Controllers

Applied Engineering in Agriculture (1992)

Richard S. Gates, Douglas G. Overhults and Larry W. Turner

A series of mechanical backup systems for electronic environmental controllers is presented for a typical finishing swine barn and a ...

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Article

A Survey of Electronic Environmental Controllers

Transactions of the ASAE (1992)

Richard S. Gates, Douglas G. Overhults and Larry W. Turner

Sixteen commercially available electronic environmental controllers were evaluated. The units were classified according to enclosure type, analog versus microprocessor based ...

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Article

Transient Overvoltage Testing of Environmental Controllers

Transactions of the ASAE (1992)

Richard S. Gates, Larry W. Turner and Douglas G. Overhults

The integrated electronic control system will provide a new method for the day-to-day management of environmental control of animal production ...

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Contribution to Book

Measurement of Gaseous Emissions from Animal Housing

Introduction to Biosystems Engineering (2020)

Mélynda Hassouna, Salvador Calvet, Enda Hayes, Richard S. Gates, et al.

Animal housing and manure storage facilities are two principal on-farm sources of gaseous emissions to the atmosphere. The most important ...

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Presentation

Development and Validation of an Animal Thermal Environment Interaction Laboratory

Agricultural and Biosystems Engineering Conference Proceedings and Presentations (2021)

Benjamin C. Smith, Sara E. Weyer, Brett C. Ramirez, Steven J. Hoff, et al.

A pilot-scale laboratory was designed and built to meet the specific needs of conducting precision livestock farming (PLF) research related ...

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About Richard Gates

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Articles (73)

Book Chapters (1)

Presentations (37)