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Table 1 Statistical parameters of leaf deposition data

From: Accumulation and variability of maize pollen deposition on leaves of European Lepidoptera host plants and relation to release rates and deposition determined by standardised technical sampling

Maize pollen deposition on leaves in n/cm2 Maize Z. maize Nettle U. diocia Goosefoot C. alba Sorrel R. acetosa Blackberry Rubus sp.
Field/site Total A B Total A B B A2 A1
Sample size n 5377 2497 1593 904 1646 810 836 586 324 324
Parameters and quantiles from the fitted log-normal-distribution (CML estimate)
 Mean log10 µlog10 2.12 1.79 2.68 2.14 1.89 2.39 2.57 1.73 2.20
 SD.log10 σlog10 1.03 1.01 0.84 0.74 0.66 0.72 0.68 1.01 0.58
 SD factor on linear scale σlin Factor 10.7 10.3 7.0 5.5 4.6 5.3 4.8 10.3 3.8
 95 % quantile L95 % 6497 2831 11,716 2270 953 3791 4908 2499 1452
 90 % quantile L90 % 2747 1214 5780 1225 547 2067 2774 1070 892
 75 % quantile L75 % 652 295 1775 437 217 751 1070 260 395
 50 % quantile L50 % 132 61 478 139 77 244 371 54 160
 25 % quantile L25 % 27 13 129 44 28 79 129 11 65
 10 % quantile L10 % 6.3 3.1 40 16 11 29 50 2.7 29
 5 % quantile L5 % 2.7 1.3 20 8.5 6.3 16 28 1.2 18
Maxima and quantiles from the empirical distribution function
 Maximum Emax 103,000 14,112 103,000 13,802 10,987 13,802 17,098 6055 2246
 95 % quantile E95 % 4613 2282 8858 2194 879 3770 4532 2043 1213
 90 % quantile E90 % 2526 1152 5090 1152 586 2078 3389 1270 864
 75 % quantile E75 % 762 342 1730 474 244 700 989 391 488
 50 % quantile E50 % 162 72 536 146 49 288 412 49 169
 25 % quantile E25 % 36 18 124 33 <33 82 144 33 49
  1. Results of the application of different statistical models to the collected deposition data. The log-normal distribution was fitted to the data by censored maximum likelihood (CML) estimation. The empirical distribution describes the raw data