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Table 1

Testing periods and measurement schedule.

Experiment period Initial measurements Midpoint measurements Final measurements
E1 − Winter 03 November 19 December 02 February
E2 − Spring 16 February 02 April 11 May
E3 − Summer 04 June 15 July 25 August
E4 − Autumn 04 September 13 October 26 November
E5- Winter 09 December 22 January 08 March
E6- Winter 06 December 09 January 12 February 28 March

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