75-1

placed inside ' 'Platex" plastic bottle holders. Each bottle held a single flower and constituted a replication. The flowers were held at 240C, 70% RH and 1.36 klux cool-white fluorescent light on a 12 hr photoperiod. Roses were considered to have senesced when the necks had bent over or when petals began to drop, whichever occurred first. ................
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