Abstract

Abstract Transplants were set 16 Sep, 15 inches apart on Srinch-high beds of Eau Gallie fine sand covered with white polyethylene mulch. Each plot consisted of a single 15 ft row with rows on 5 ft centers. Treatments were replicated 4 times in a randomized complete blocks design and were applied with a 2.5 gal, hand held CO2-powered sprayer on 30 Sep, 7, 13, 20, 27 Oct, 3, 9, 16, 20 Nov, 8, and 14 Dec. The sprayer was operated at 40 psi and the volume was increased as the plants grew. Thus, the sprayer delivered 45 gal/acre the first application, 55 gal/acre the second application, 70 gal/acre the third and fourth applications, 85 gal/acre the fifth and sixth applications, 100 gal/acre the seventh application and 125 gal/acre for the remaining applications. The sprayer had a single nozzle fitted with a D-3 disk and #25 core. On 2 Dec, the number of leafmines was counted in a 1-minute visual search of each plot. Fruit were harvested on 5 and 20 Dec, and the number and weight of undamaged fruit and the numbers of fruit damaged by noctuid larvae (principally the southern armyworm, S. eridania (Cramer)) and the southern green stink bug were determined.

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