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G88-865 Fine Tuning A Sprayer Wih The "Ounce" Calibration Method, Robert Grisso, Robert N. Klein
G88-865 Fine Tuning A Sprayer Wih The "Ounce" Calibration Method, Robert Grisso, Robert N. Klein
University of Nebraska-Lincoln Extension: Historical Materials
This NebGuide discusses guidelines to quickly evaluate the performance of a sprayer. Sprayer calibration, nozzle discharge and speed checks are evaluated with minimal calculations. Tractor-mounted, pull-type, pick-up mounted and self-propelled pesticide application equipment are available from numerous sources. pesticide costs, potential crop damage, unsatisfactory control and environmental concerns make correct application important. Proper calibration to ensure accurate application must be a primary management consideration for both farmers and custom applicators. Application equipment users also should know proper application methods, chemical effects on equipment and correct cleaning and storage procedures of liquid sprayers.
G88-890 Pythium Blight Of Turfgrass, John E. Watkins, Robert C. Shearman
G88-890 Pythium Blight Of Turfgrass, John E. Watkins, Robert C. Shearman
University of Nebraska-Lincoln Extension: Historical Materials
Causes, symptoms and treatment for pythium blight are covered here.
Pythium blight, sometimes called "grease spot" or "cottony blight," is no longer a disease of golf courses; it also is a serious problem in home lawns and other turfs. Caused by several species of Pythium fungi, the two most commonly associated with Pythium blight are Pythium aphanidermatum and P. graminicola. These fungi are in a group known as "the water molds," a group that includes Phytophthora and other pathogenic genera. They are referred to as "water molds" because they function best under wet, saturated soil conditions.
The Pythium species …