Content tagged "soil"

Animal Manure’s Impact on Soil Properties

Animal Manure Management Updated: June 21, 2018

This webinar focuses on the relationships of land applied livestock manure and other organic materials to soil aggregation, resistance to erosion and...

Manure and Soil Biology

Animal Manure Management Updated: May 30, 2017

In the Manure and Soil Biology roundtable, our goal was to discover the influence of manure, both positive and negative, on soil biology. We discussed if...

Sensitivity of Soil Microbial Processes to Livestock Antimicrobials

Animal Manure Management Updated: May 16, 2017

Many of the antimicrobials administered to livestock are excreted in manure where they may undergo natural breakdown, become more tightly associated with the...

Manure Treatment and Natural Inactivation of Porcine Epidemic Diarrhea Virus in Soils

Animal Manure Management Updated: March 21, 2017

The porcine epidemic diarrhea virus (PEDv) outbreak in North America has substantially impacted swine production, causing nearly 100% mortality in infected...

Manure and Soil Health Testing

Animal Manure Management Updated: March 09, 2017

In the Manure and Soil Health Testing roundtable, our goal was to discover what current soil health tests help to quantify manure impacts on soil...

Frequently Asked Questions About Flooded Gardens and Lawns

To remove water from a flooded garden it is best to divert the water and if necessary, pump out excess water. However, this will not reverse damage caused by...

Urban Soils: Contamination and Urban Trees

Soil can be contaminated by masonry, wood, paper, asphalt, paint, fuel, cement, oil, salt, or other materials. Contamination may occur across an entire site,...

Urban Soils: Correcting Low Soil Moisture

Trees for Energy Conservation Updated: April 26, 2016

 Photo Credit: Raina SheridanLack of moisture in the soil is as harmful as too much water. Low soil moisture can be caused by high temperature, drought, high...

Urban Soil Problems that Affect Successful Tree Growth and Development

Trees for Energy Conservation Updated: April 25, 2016

  Many activities in an urban area can change a soil’s physical, chemical, or biological characteristics.   Construction and landscape maintenance are the...

Cause, Affect and Prevention of Erosion on Urban Trees

Site clearing and land grading are two construction activities that typically increase soil erosion. These actions change the soil profile and structure,...

Legacy Phosphorus in Calcareous Soils: Effects of Long-Term Poultry Litter Application on Phosphorus Distribution in Texas Blackland Vertisol

Animal Manure Management Updated: September 01, 2015

Livestock manures, including poultry litter, are often applied to soil as crop fertilizer or as a disposal mechanism near livestock housing. Manures can...

Soil Nitrate Testing Protocol Development for Lands Receiving Injected Manure

Animal Manure Management Updated: May 15, 2015

Injection of liquid manure provides a number of benefits to the environment and cropping systems. Manure placement under the soil surface conserves nitrogen...

Swine Manure Application Method Impact on Soil Arthropods

Animal Manure Management Updated: March 16, 2015

Soil arthropod populations and diversity provide an indication of the biological quality of soil, which can impact soil fertility. Arthropods include...

Analysis of total Carbon, Nitrogen, and Phosphorus Contents in Soil Cores Over 10+ Years from Horicon Marsh in Dodge County, Wisconsin

Animal Manure Management Updated: March 13, 2015

The purpose of this project was to evaluate changes in carbon (C), nitrogen (N), and phosphorus (P) in samples from identical locations taken ten years apart...

How deep should mulch be applied around trees?

Wood and bark chip mulch protects trees and shrubs from lawnmower damage. However, do not make “mulch volcanoes” around tree trunks by applying chips up...

Clostridium botulinum

Keith R. Schneider, Mickey E. Parish, and Renée M. Goodrich Botulism is caused by the nerve toxins produced by the bacterium Clostridium botulinum, and can...

How to Correct Excessive Soil Moisture and Drainage Problems

Trees for Energy Conservation Updated: March 17, 2013

Soils with excessive moisture have poor aeration because pore spaces are filled with water. Roots tend to grow near the surface in such soils. With poorly...

Soil Volume and Rooting Space When Planting Trees

Trees for Energy Conservation Updated: March 17, 2013

To ensure adequate stability and to allow a tree to grow to its potential size, a tree’s root system must have adequate soil volume in which to...

How to Correct Soil Compaction

Trees for Energy Conservation Updated: March 17, 2013

Soil compaction is a major cause of tree decline in urban areas. Compaction occurs when a force, such as feet, vehicles, and even water from some sprinkler...

Nutrient Imbalance and How to Correct It

Soils in urban areas may have a nutrient imbalance. If there are inadequate nutrients, tree growth and development will be affected. Nutrient imbalances are...

What are the pros and cons of using crop residues or wastes for biofuel production?

Farm Energy Updated: July 05, 2012

Corn stover, straw, and other crop residues remaining after harvest can be an excellent source of organic material for biofuel production. They are...

When and with what do I fertilize blueberries?

Gardens & Landscapes Blueberries Updated: October 06, 2011

Soil fertility should be adjusted prior to planting blueberries, based on the recommendation from a soil test. Once the plants are installed, side-dress at...

What is soil pH, and why is it important?

Gardens & Landscapes Updated: October 03, 2011

pH stands for "potential of Hydrogen" and is a measure of the relationship of hydrogen ions (H+) to hydroxyl ions (OH-). Soil pH is a measure of hydrogen...

What diseases are problematic when planting apple trees in heavy soils?

Apples Updated: August 28, 2011

Heavy soils are those that contain more clay particles relative to sand and silt components. The high clay content causes the soils to be less friable,...

What is the purpose of soil testing?

Gardens & Landscapes Updated: July 07, 2010

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This work is supported by the USDA National Institute of Food and Agriculture, New Technologies for Ag Extension project.