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Ecological Processes

Table 4 Energy balance closure residuals ( ϵ , W m −2 ) resulted from the spatial variability in R n at the three grassland sites (I, II, and III)

From: Spatial variation of net radiation and its contribution to energy balance closures in grassland ecosystems

Site

Midday

Midnight

Day§

Night§

Day and night

I

38 to 54 (3)

−10 to −1 (20)

33 to 48 (3)

−7 to 2 (20)

13 to 25 (12)

II

65 to 87 (5)

1 to 7 (13)

48 to 68 (5)

1 to 7 (14)

25 to 38 (9)

III

57 to 80 (6)

−11 to −4 (16)

47 to 67 (6)

−6 to 1 (15)

20 to 34 (11)

Average

20 (5)

7 (16)

19 (5)

7 (16)

13 (11)

  1. Average row shows the mean ϵ spatial variability of the three sites. The number in brackets is the percentage of ϵ/Rn; §Day and night refer to 9:00–15:00 and 21:00–3:00 h, respectively. Data are derived from Experiment 1.
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