Madrid-Ciudad Universitaria — March 1994

Main only
2,440 Poplar — day 4
2,013 London Plane — day 26
1,966 London Plane — day 25
31 Days measured
Daily pollen level evolution
Day Cypress/Yew London Plane Grasses Plantain Olive Birch Privet Alder Mugwort Chestnut Composites Hazel Heather Ash Mulberry Elm Pine Poplar Goosefoot/Amaranth Oak Sorrel Willow Nettle Unidentified
1 86 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 570 (Very high) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 10
2 14 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 403 (Very high) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 3
3 43 (Medium) 0 (Low) 15 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 306 (Very high) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 3
4 220 (Very high) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 2,440 (Very high) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 0 (Low) 9
5 37 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 256 (Very high) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 15
6 206 (Very high) 2 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 520 (Very high) 0 (Low) 0 (Low) 0 (Low) 12 (Low) 9 (Low) 26
7 44 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 56 (High) 0 (Low) 0 (Low) 0 (Low) 10 (Low) 0 (Low) 3
8 33 (Medium) 1 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 103 (Very high) 0 (Low) 0 (Low) 0 (Low) 57 (High) 3 (Low) 11
9 10 (Low) 12 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 291 (Very high) 0 (Low) 0 (Low) 0 (Low) 10 (Low) 3 (Low) 14
10 12 (Low) 17 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 251 (Very high) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 10 (Low) 19
11 9 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 195 (Very high) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 5 (Low) 65
12 42 (Medium) 7 (Low) 2 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 108 (Very high) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 12 (Low) 28
13 14 (Low) 5 (Low) 9 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 96 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 39
14 33 (Medium) 12 (Low) 5 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 147 (Very high) 0 (Low) 0 (Low) 0 (Low) 9 (Low) 21 (Medium) 18
15 9 (Low) 36 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 46 (Medium) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 1 (Low) 13
16 8 (Low) 99 (Medium) 1 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 2 (Low) 64 (High) 0 (Low) 0 (Low) 0 (Low) 6 (Low) 12 (Low) 40
17 5 (Low) 197 (High) 10 (Low) 1 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 96 (High) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 17 (Medium) 36
18 5 (Low) 133 (High) 6 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 4 (Low) 77 (High) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 8 (Low) 22
19 5 (Low) 300 (Very high) 12 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 11 (Low) 55 (High) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 8 (Low) 63
20 3 (Low) 113 (High) 10 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 8 (Low) 18 (Medium) 0 (Low) 5 (Low) 0 (Low) 0 (Low) 2 (Low) 37
21 1 (Low) 1,092 (Very high) 5 (Low) 2 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 19 (Medium) 58 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 10 (Low) 28
22 12 (Low) 1,727 (Very high) 10 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 7 (Low) 67 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 8 (Low) 19
23 6 (Low) 1,837 (Very high) 0 (Low) 3 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 17 (Medium) 67 (High) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 9 (Low) 22
24 1 (Low) 865 (Very high) 1 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 14 (Low) 0 (Low) 6 (Low) 16 (Medium) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 3 (Low) 9
25 3 (Low) 1,966 (Very high) 0 (Low) 0 (Low) 3 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 16 (Medium) 0 (Low) 5 (Low) 20 (Medium) 0 (Low) 0 (Low) 2 (Low) 0 (Low) 6 (Low) 27
26 1 (Low) 2,013 (Very high) 5 (Low) 4 (Low) 3 (Low) 1 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 14 (Low) 0 (Low) 9 (Low) 10 (Low) 0 (Low) 0 (Low) 1 (Low) 0 (Low) 4 (Low) 66
27 7 (Low) 389 (Very high) 3 (Low) 0 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 9 (Low) 0 (Low) 2 (Low) 14 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 2 (Low) 6
28 1 (Low) 333 (Very high) 6 (Low) 5 (Low) 4 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 11 (Low) 0 (Low) 5 (Low) 4 (Low) 0 (Low) 3 (Low) 0 (Low) 0 (Low) 1 (Low) 18
29 1 (Low) 356 (Very high) 15 (Low) 8 (Low) 3 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 19 (Medium) 0 (Low) 0 (Low) 6 (Low) 0 (Low) 22 (Medium) 1 (Low) 0 (Low) 10 (Low) 74
30 3 (Low) 365 (Very high) 4 (Low) 3 (Low) 3 (Low) 2 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 37 (Medium) 0 (Low) 26 (Medium) 14 (Low) 1 (Low) 6 (Low) 0 (Low) 0 (Low) 12 (Low) 34
31 3 (Low) 212 (High) 9 (Low) 3 (Low) 7 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 0 (Low) 1 (Low) 11 (Low) 0 (Low) 20 (Medium) 18 (Medium) 1 (Low) 80 (High) 4 (Low) 0 (Low) 12 (Low) 57