GREEN ASH: Fraxinus pennsylvanica Marsh. D. R. Smitley & T. W. Davis EMERALD ASH BORER; Department of Entomology Agrilus planipennis Fairmaire Michigan State University East Lansing, MI 48824-1115 517-355-3385 tdavis@msu.edu Mixing and applying drench treatments at Kentwood EAB trial, 2010. EMERALD ASH BORER CONTROL IN ASH STREET TREES IN A NEIGHBORHOOD IN…
Continue Reading...Fertilization-MicroNutrients Fertilization is the subject of the proper balance of elements needed for a plant to have a healthy and vigorous life-from it’s juvenile state through maturity, from one season to the next, and with varying environmental and physical conditions. With all of these variables it is obvious that a plants nutrient requirements is in…
Continue Reading...Contact: Eric Day, Manager, Insect Identification Laboratory Publication Number 444-216, August 1996 Bark Beetles Coleoptera: Scolytidae, several species. Over 600 beetles in the family Scolytidae are commonly referred to as bark beetles. Species identification is difficult because nearly all bark beetles are black or brown, cylindrical, hard- shelled, and between 1/8 and 1/3 inch long….
Continue Reading...Bud Franklin, Horticulturist June 26, 2003 Background Arizona is currently experiencing an infestation of bark beetles that are contributing to the demise of hundreds of thousands of pine trees. The two beetles responsible for this attack are the Pine Engraver Beetle and the Western Pine Beetle. Although many species of pine are being attacked, the…
Continue Reading...Systemic Implants by Bud Franklin October 30, 2003 The professional tree industry is continuously searching for more effective means of treating trees with nutritional and pest problems. There are numerous methods which can be employed to deliver nutrients and pesticides to plant material and this article’s intent is to discuss those and briefly outline advantages…
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