Green Infrastructure is our Nation's natural life support system - an interconnected network of protected land and water that supports native species, ...
In many landscapes, birch trees begin to decline within a few years, and many trees die well before reaching maturity. A healthy birch tree should be able to ...
The secondary growth of trees produces unique mechanical and biological solutions to life. From shoot tip to root tip, a new growth increment is deposited on ...
The gypsy moth, Lymantria dispar Linnaeus, is one of the most notorious pests of hardwood trees in the Eastern United States. Since 1980, the gypsy moth has ...
The gypsy moth is the most important defoliating insect of hardwood trees in the Eastern United States. Since the turn of the century, millions of dollars have ...
Jay Shelton, a biologist friend, recently reported seeing a sparrow hawk try to take a small bird from near his bird feeder the other day. The hawk missed, but ...
With the arrival of chilly fall nights, I've been getting calls from ornamental pond owners who are wondering what to do for their frogs and turtles during ...
Black walnut trees, like all other plants, are susceptible to a variety of injuries that reduce or destroy their usefulness. The first step in preventing or ...
An understanding of the many factors affecting tree hazards in recreation sites will help predict which trees are most likely to fail. Hazard tree management ...
Trees add to our enjoyment of outdoor experiences whether in forests, parks, or urban landscapes. Too often, we are unaware of the risks associated with ...
Dutch elm disease (DED), caused by the fungus, Ceratocystis ulmi, is the most devastating shade tree disease in the United States. Healthy elms can become ...
This interactive key was developed to help identify the most common trees in Iowa. The key is based on vegetative characteristics such as leaves, fruits, and ...
Community trees and forests are valuable. To the 75% of the United States population that now live in urban and suburban areas, trees provide many goods and ...
Because elm is so well-suited to urban environments, it continues to be a valued component of the urban forest despite the losses from DED. The challenge ...
Oak wilt is an aggressive disease that affects many species of oak (Quercus spp.). It is one of the most serious tree diseases in the eastern United States, ...
Today, the built environment is the most significant human environment. Globally, half of humanity now lives in urban settlements, while Europe and North ...
In Illinois, 95% of the state's incorporated communities are classified as small (population less than 25,000), with approximately one-third of the state's ...
Spring flower colors are raised in fall to crown the trees. The pigments are the same but the colored containers have changed from dainty petals to coarse, ...
Interface South was developed by the USDA Forest Service Southern Research Station and Southern Region to heighten awareness of wildland-urban interface ...
The International Society of Arboriculture is a worldwide professional organization dedicated to fostering a greater appreciation for trees and to promoting ...
UFRO is a non-profit, non-governmental international network of forest scientists. Its objectives are to promote international cooperation in forestry and ...
....they come in all shapes and sizes. They fill the air with sweet,``fragrant scents of spring blossoms, and splash the landscape with``brilliant colors in ...
Sixty-one percent of the roughly 2.7 million Iowa residents live in urban and community settings. Trees, whether growing along our community's streets, parks, ...
A friend called recently to ask about deer repellents. Are there chemicals you can apply to stop deer from browsing your plans/ Some of his clients had poor ...
Technical reference manual brings together technical information from published texts, reports, and manuals as well as hindsight dramatization of many of the ...
The high cost of home heating and air conditioning prompts efforts to reduce home energy consumption. Although outdoor landscape plants are pleasing in ...
Green Infrastructure: The Conservation Fund
