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Effect on L. temulentum shoot apex GA content of exposure to a single LD or to up to 5 LD (Expt Lt 443). Apices were harvested at 8:30 am each day for up to 10 d after the single LD or at 8:30 am on the day of ending the exposure to 1, 2, 3, or 5 LD. Where multiple LD cycles were imposed prior to harvest (filled symbol), their number is shown next to the symbol.
