Abstract

Abstract Transplants were set 3 Apr, 18 inches apart on 2.5-ft wide by 8-inch high beds of Eau Gallie fine sand covered with black polyethylene mulch. Plots consisted of 10 staked plants and treatments were replicated 4 times in a randomzied complete blocks design. Treatments were applied 19, 26 Apr, 3, 10, 17, 25, 31 May and 7 Jun with a 2.5-gal hand-held CO2 powered sprayer which was operated at 40 psi and delivered 20-100 gal/acre (gallonage increased as the plants grew). On 14 Jun, the numbers of small (less than 0.5 inch in length) and large (0.5 inch or longer) leaf mines were counted in a 1-minute visual search of each plot. The no. of undamaged fruit and the no. of fruit damaged by armyworm larvae (principally the southern armyworm, S. eridania (Cramer)) or stink bugs were totaled over a single harvest taken on 17 Jun. The % of undamaged and damaged fruit were calculated and transformed arcsine (%) (.01) prior to analysis. Data are presented in the original scale.

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