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Supplementary Studies On The Systematics Of The Genus Perdita (Hymenoptera, Andrenidae) Part Ll, P. H. Timberlake
Supplementary Studies On The Systematics Of The Genus Perdita (Hymenoptera, Andrenidae) Part Ll, P. H. Timberlake
All PIRU Publications
This is the second part of a study (1971) that is supplementary to my revision of the genus Perdita (1954, 1956, 1958, 1960, 1962, 1964, 1968). Herein are treated some 57 species, of which 44 are described as new and the synonymy of three species is given. New keys are provided for the subgenera Macroteropsis, Epimacrotera, Cockerellula, and the Octomaculata Group and Sphaeralceae Group of the subgenus Perdita. The key to Macroteropsis is new for the females of that group, that for Epimacrotera is a revision of the key in Part III (1958). The key to Cockerellula is …
G80-517 Kentucky Bluegrass Lawn Calendar (Revised October 1994), Roch E. Gaussoin, Terrance P. Riordan, Garald L. Horse, John E. Watkins, Frederick P. Baxendale
G80-517 Kentucky Bluegrass Lawn Calendar (Revised October 1994), Roch E. Gaussoin, Terrance P. Riordan, Garald L. Horse, John E. Watkins, Frederick P. Baxendale
University of Nebraska-Lincoln Extension: Historical Materials
This publication calendar contains information on mowing, fertilizing, waternig, herbicides, insect control, disease control, thatch removal, aerification, and overseeding of a Kentucky Bluegrass Lawn.
G80-521 Common Stalk Borer In Corn (Revised April 2000), Robert J. Wright, Thomas E. Hunt, Keith J. Jarvi
G80-521 Common Stalk Borer In Corn (Revised April 2000), Robert J. Wright, Thomas E. Hunt, Keith J. Jarvi
University of Nebraska-Lincoln Extension: Historical Materials
The life history and appearance of common stalk borers is described, along with information on damage they can cause, economic injury levels and ways to control them in corn.
In the past, the common stalk borer, Papaipema nebris, has not been a major pest of corn in Nebraska. Stalk borer damage in corn commonly is confined to occasional plants in the first few rows near field margins, fence rows, grass terraces and waterways. In addition to attacking corn, this insect attacks over one hundred other species of plants, including ornamentals, broadleaf weeds and grasses. It may feed on soybeans …