A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2018; you can also visit the original URL.
The file type is application/pdf
.
EVALUATION OF INSECTICIDES FOR CONTROL OF TURNIP APHID ON TURNIP, 2000
2001
Arthropod Management Tests
Turnip aphid: Lipaphis erysimi (Kaltenbach) Turnip 'Purple Top', was planted 3 km west of Webbers Falls, OK, on 10 Apr. Plots consisted of a single row 6 ft wide and 50 ft long. Experimental design was an RCB with four replications. Treatments were applied 2 May with a CO 2 pressurized backpack sprayer equipped with 3 Tee Jet 80015 nozzles calibrated to deliver 23 gpa at 40 psi. All treatments included Thoroughbred surfactant at 0.25%. Insecticide effectiveness was assessed by rating the number
doi:10.1093/amt/26.1.e103
fatcat:5z6lhqazgrgtblqqultd2s36mm