笔名: Kaden 于November 01, 19115 11:41:58:

I'm at Liverpool University legalize weed essay SIR – R L Evans (Letters, July 30) should look to local farming practices to explain the lack of ladybirds. There must be thousands on my large organic vegetable plot, surrounded by meadows, where no pesticides are used. Whitefly, however, are thankfully absent this year.

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