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Tree Sampling Point Quarter

Figure 4.9 Positions of the main beech sampling sites used by the English Beech Masting Survey. Performance for each group of trees is expressed on a five-point scale, using the mean number of full nuts collected in a seven-minute sample, for the years 1980-2006. 1. <10 nuts collected; 2. 10-50; 3. 51-100; 4.101-150; 5. >150. (Data ofPackham, Hilton, Thomas and Lageard. English Beech Masting Survey.)

Figure 4.9 Positions of the main beech sampling sites used by the English Beech Masting Survey. Performance for each group of trees is expressed on a five-point scale, using the mean number of full nuts collected in a seven-minute sample, for the years 1980-2006. 1. <10 nuts collected; 2. 10-50; 3. 51-100; 4.101-150; 5. >150. (Data ofPackham, Hilton, Thomas and Lageard. English Beech Masting Survey.)

only a high grade 3 (Packham, 2003). A similar case occurred in a garden at Church Stretton, Shropshire, in the following year.

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