Full TGIF Record # 9477
Item 1 of 1
Publication Type:
i
Report
Author(s):Gordon, F. C.; McClure, T. W.; Potter, D. A.
Author Affiliation:University of Kentucky
Title:Efficacy of insecticides for control of southern masked chafer grubs in Kentucky, 1985
Source:Insecticide and Acaricide Tests. Vol. 11, 1986, p. 396.
Publishing Information:Entomological Society of America
Keywords:TIC Keywords: Insecticides; Poa pratensis; Cyclocephala lurida; Insect control
Geographic Terms:Pennsylvania
Abstract/Contents:"This experiment was performed in a Kentucky bluegrass plot in Fayette Co., Ky. On 8 Aug, 84 6 X 6 inch turf/soil cores were removed from the plot and a 8 X 9 inch section of fiberglass window screen placed over the hole. Each turf/soil core was fitted into a 6 X 7 inch (dia. X 1) section of PVC pipe so the core bottom was flush with the bottom edge of the pipe. The pipe was then placed into the hole so that the screen covered the bottom of the pipe and soil. The plot was then irrigated for ca. 2h with a garden sprinkler. On 20 Aug 2nd and 3rd instar southern masked chafer grubs were collected from soil in a neighboring, untreated, golf course. Ten grubs were placed in the confines of each cylinder and allowed to dig into the soil. Grubs were applied to individual cylinders on 28 Aug so that the plot contained 6 replications of treatments arranged as a RCB. The granular formulations were mixed with a small amount of dry sand and hand shaken into the cylinders. The liquid formulations were brought up to a total volume of 150 ml by adding water and this solution was poured evenly within the cylinders. Treatments to be irrigated were watered with a hand sprinkler with ca. 1 inch of water. On 18 Sept the cylinders were removed from the ground and the soil cores within them were broken apart by hand and the number of surviving grubs was counted. Because variances were proportional to the squares of the treatment means, a logarithmic transformation was used prior to ANOVA. The actual means for the grub counts are reported in the table. All treatments gave excellent control as the mean number of live grubs/cylinder ranged from 0.0 to 1.2 in the treatments, whereas the control cylinders (untreated, 2/replicate) had a mean of 7.5 living grubs."
Language:English
References:0
Note:Tables
ASA/CSSA/SSSA Citation (Crop Science-Like - may be incomplete):
Gordon, F. C., T. W. McClure, and D. A. Potter. 1986. Efficacy of insecticides for control of southern masked chafer grubs in Kentucky, 1985. Arthropod Manage. Tests. 11:p. 396.
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