Content tagged "disease"

How do trees "heal" after they have been wounded?

Trees for Energy Conservation Updated: April 27, 2016

Trees and woody plants don't heal. A healed wound has had the tissue repaired or replaced, which would be evidenced by a scab or scar on skin. Trees are not...


Scrapie is a fatal contagious disease of sheep and goats that causes degeneration of the central nervous system. Scrapie is contracted early in life and is...

Biosecurity for Small Poultry Flocks

Written by: Dr. Jacquie Jacob, University of KentuckyThe term biosecurity refers to the measures taken to prevent the introduction and/or spread of disease...

What is plant pathology?

Ag Zone Science for Youth Updated: June 12, 2014

Plant pathology is the field of agriculture that deals with the study of plant diseases. Plant disease can result in the loss of millions of pounds of food...

How can I prevent diseases such as Avian influenza from infecting my backyard flock?

To help prevent disease in your backyard flock, incorporate these common preventative measures:For more information, refer to the page on Biosecurity for...

My chickens have dark warts and sores on their faces, wattles, and combs. What's wrong?

Small and Backyard Flocks Updated: September 28, 2012

Dark warts and sores on chickens' faces, wattles, and combs may indicate fowl pox. Fowl pox is a slow-spreading viral disease characterized in the cutaneous...

What are some potential problems that could affect aspen trees in high plains backyards?

Updated: June 24, 2010

What diseases of poultry are reportable?

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