Application of Lawn and Garden Chemicals
Reviewed and revised by: Joyce Latimer, Extension Specialist for Greenhouse Crops and Professor of Horticulture Mike Goatley, Extension Turf Specialist and Assistant Professor of Crop and Soil Environmental Sciences Greg Evanylo, Associate ... [... more]
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Federal Regulations
As required by the Clean Water Act Amendments of 1987, the U.S. Environmental Protection Agency (EPA) developed the regulation, The Standards for the Use or Disposal of Sewage Sludge (Title 40 of the Code of Federal Regulations [CFR ], Part 503). ... [... more]
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Crop and Soil Environmental News, September 1997
Approximately 25,000 acres of farm land are permitted for the application of biosolids (sewage sludge) in Virginia. A large portion of this land is pasture and hayland, which receive surface applications with no incorporation of the biosolids. ... [... more]
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Best Management Practices for Irrigation
Increased concern for the deteriorating quality of our nation's waters, such as the Chesapeake Bay, has led each state to adopt and promote nonpoint-source (NPS) pollution control measures. NPS pollution results from runoff, snow melt, or ... [... more]
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Introduction/Purpose
Authors: A.H. Christian, Department of Crop & Soil Environmental Sciences; G.K. Evanylo, Department of Crop & Soil Environmental Sciences; J.W. Pease, Department of Agricultural and Applied Economics Organic residuals resulting from yard care and [... more]
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Disadvantages of land application
The benefits of recycling biosolids onto agricultural land include providing essential nutrients for crop needs and organic matter for improving soil tilth, water-holding capacity, soil aeration, and an energy source for earthworms and beneficial ... [... more]
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Determining nutrient needs
Although biosolids supply some of all of the essential plant nutrients and soil property-enhancing organic matter, land application programs are designed chiefly for their nitrogen-, phosphorus-, and (in the case of alkaline stabilized materials) ... [... more]
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Mid-Atlantic Composting Directory
Gregory K. Evanylo, Extension Specialist, Department of Crop and Soil Environmental Sciences, Virginia Tech Kathryn C. Haering, Research Associate, Department of Crop and Soil Environmental Sciences, Virginia Tech Caroline Sherony, Extension ... [... more]
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A Glossary of Water-Related Terms
The definitions and associated explanations of water-related terms presented here are intended to provide the reader with a working knowledge of terms that apply to Virginia's water resources. The list is designed to assist the user in ... [... more]
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Agricultural Land Application of Biosolids in Virginia:
Biosolids are solid, semi-solid or liquid materials, resulting from treatment of domestic sewage, that have been sufficiently processed to permit these materials to be safely land-applied. The term was introduced by the wastewater treatment ... [... more]
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Water and Wastewater Microbiology
Different pathogens can be transmitted by a variety of sources. For example, Giardia and Cryptosporidium outbreaks are often associated with cattle, and E. coli 0157:H7 outbreaks are usually tied to beef products. Giardia is also spread by deer ... [... more]
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Compost: What Is It and What's It To You
Author: A.H. Christian and G.K. Evanylo, Extension Specialists, Department of Crop & Soil Environmental Sciences, Virginia Tech; R. Green, Office of Solid Waste, U.S. Environmental Protection Agency; Organics Recycling and Composting Committee ... [... more]
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