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Table 1 Distribution of larva density at 1 276 sample plots recorded in the larva density inventory and assigned covariates distance to water table ( DWT ) and clay thickness ( CTH)

From: A spatially-explicit count data regression for modeling the density of forest cockchafer (Melolontha hippocastani) larvae in the Hessian Ried (Germany)

Larvae per m2 0 1 2 3 4 5 6 7 8 9 10 >10
Number of sample points = 1276 664 100 82 62 56 53 33 28 23 27 13 148
Percentage (%) 52.0 7.8 6.4 4.9 4.4 4.2 2.6 2.2 1.8 2.1 1.0 11.0
  Min. 1 st Quartil Median Mean 3 rd Quartil Max.
Distance to water table October 2007 (m) 0.29 3.24 5.20 7.56 11.45 35.16
Clay thickness (%) 0.0 0.0 0.0 2.9 0.0 100.0
  1. Number of sample points with an occurrence of clay layer = 54.