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Browsing Dairy Environmental Systems by Title
Now showing items 167-186 of 193
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Reduction of Selected Pathogens in Anaerobic Digestion
(2004-03)Anaerobic digesters are becoming a popular waste treatment option in New York State. These systems generate energy for on-farm use and sale while providing significant odor reduction. Research has shown that mesophilic ... -
Reduction of Selected Pathogens in Anaerobic Digestion
(2004-03)Anaerobic digesters are becoming a popular waste treatment option in New York State. These systems generate energy for on-farm use and sale while providing significant odor reduction. Research has shown that mesophilic ... -
Regulations Governing Land Application of Food Waste in New York State
(2006-05)Receiving and applying food waste, food processing waste, or other organic wastes on agricultural land can generate revenues (tipping fees) for some of New York State’s dairy and crop farms. This is especially the case if ... -
Review of Curriculum Content and Programs for Anaerobic Digestion Education and Training
(2007-10)The development of the anaerobic digestion (AD) industry requires financial, physical and human resources. In New York State, financial and physical resources have been mobilized to finance and build ten anaerobic digesters ... -
Screw Press Solid-Liquid Separation
(Dairy Environmental Systems Program, 2020-11)A dairy manure treatment technology, solid-liquid separation using a screw press, is presented in this fact sheet covering the process, economics, benefits and considerations. -
Simple Cost-Benefit Analyses of Biogas Use and Tariff Options for an Existing Anaerobic Digester System on a New York State Dairy Farm
(Dairy Environmental Systems Program, 2020-07)New York State (NYS) enacted the Climate Leadership and Community Protection Act (CLCPA) in 2019 that established a renewable energy program under public service law and listed renewable energy systems. This listing resulted ... -
Small Farm Anaerobic Digestion Systems and Barriers to Increasing their Implementation in New York State
(2012-11)United States Secretary of Agriculture Tom Vilsack has stated a goal of one new manure-based anaerobic digestion (AD) system brought online in the U.S. per week, but there are some real challenges that need to be overcome ... -
A Standard Protocol for Evaluating the Performance of Anaerobic Digestion Systems Used by Livestock Producers
(2006-04)A standard for evaluating and reporting the performance of manurial biogas systems and including reports in a national database such as the ASERTTI distributed generation performance database. -
Starvation and Overfeeding Stress on Microbial Activities in High-Solids High-Yield Methanogenic Digesters
(1991-05)ethane production from a high-solids digester was significantly decreased by both feedstock starvation and overfeeding. Both starvation and overfeeding also induced significant decreases in acetate turnover, acetate ... -
Successful Operation of Farm-Based Anaerobic Digestion - Key Items to Monitor and Why
(2018-02)The primary goal of anaerobic digester monitoring is the establishment of system performance traits in order to avoid upsets and failure, while assuring reliable, efficient system operation with high levels of beneficial ... -
A Technical Reference Guide for Dairy-Derived Biogas Production, Treatment, and Utilization
(2020-07-29)This document is broken down into three major sections: Biogas Production, Biogas Treatment, and Biogas Utilization. Biogas Production: Provides information with respect to dairy manure-based anaerobic digestion systems, ... -
TREATING AND HANDLING MANURE ON DAIRY FARMS TO PROTECT THE ENVIRONMENT Part 1: Anaerobic Digestion of Dairy Cow Manure
(2006-03)The Anaerobic Fixed Film Digester (FIXED-FILM AD) system was intended to control odors, reduce pathogens, produce methane for digester heating and drying solids, and produce manure solids for bedding and soil amendment. ... -
Tube Fan Ventilation for Pre-Weaned Calf Barns: Part 1 System Overview and Practical Information
(2018-11-19)In general, positive pressure air ventilation systems consist of wall-mounted fans blowing fresh outside air into the calf barn. With tube fan systems, flexible or even ridged tubes with a series of discharge holes are ... -
Tube Fan Ventilation for Pre-Weaned Calf Barns: Part 2 Fan Considerations
(2018-11-19)While fans all perform the basic function of moving air from one space to another, they are designed for a wide range of applications. For an application to work as intended the fan and system must be compatible from both ... -
Tube Fan Ventilation for Pre-Weaned Calf Barns: Part 3 Tube Options and Considerations
(2018-11-19)Tube fan ventilation systems allow air to be distributed evenly along the length of the barn through the use of an air distribution tube. Air distribution tubes come in a wide variety of materials and sizes, with various ... -
Tube Fan Ventilation for Pre-Weaned Calf Barns: Part 4 What is needed to design a tube fan system for existing barns?
(2018-11-19)Due to the inherent differences in calf facilities and management styles, tube fan ventilation systems are best designed individually for each barn. Multiple factors such as barn configuration, stocking density, management, ... -
Tunnel Ventilation for Tie Stall Dairy Barns
(2014)Tunnel ventilation is a special summer ventilation system that provides a combination of the high air exchange rates and high-speed airflow over cows to help cows remove body heat during hot weather. Tunnel ventilation ... -
Updated: Manure Management at Table Rock Farm, Inc. Case Study
(2018-11)Table Rock Farm Inc. is a 1,050-cow dairy operation, owned and operated by Willard DeGloyer and Meghan Hauser, located in Castile, NY. Installation of the manure management system began in the summer of 2016, and was ... -
Using Food Wastes in Farm-Based Anaerobic Digesters
(2005-02)DAIRY PRODUCERS ARE INCREASINGLY INTERESTED in mixing food wastes with animal manure as feedstock for anaerobic digesters. Anaerobic digestion (AD) is a biochemical degradation process that converts complex organic materials ...
