European Journal of Scientific Research - EuroJournals

315 Odeyinka, S.M, Hector, B.L and Ørskov, E.R
Gas Production (ml)
60
50
40
30
20
10
0
Figure 1: In vitro gas production of the leaves of Scottish plant species
0 20 40 60 80 100
Hours
Table 2: Effect of PEG on in vitro gas production of Scottish plants
Fagus sylvatica
Brassica oleraceae
Pseudotsuga
menziesii
Lolium perenne
Calluna vulgaris
Chamaenerion
angustifolium
Luzula sylvatica
Pinus sylvestris
Picea sitchensis
Acer pseudoplatanus
Vaccinium myrtillus
Juncus effusus
Time, h
Species s 3 6 12 24 48 72 96
Fagus sylvatica 3.56 a 6.87 a 11.70 a 21.75 a 33.69 a 36.03 a 37.38 a
Fagus sylvatica + PEG 4.86 b 9.75 b 15.58 b 26.30 b 33.90 a 40.12 b 42.86 b
Brassica oleraceae 7.92 a 18.11 a 34.81 a 46.98 a 55.75 a 59.15 a 60.85 a
Brassica oleraceae + PEG 7.93 a 19.09 b 36.71 b 49.05 b 57.56 b 61.38 b 63.44 b
Pseudotsuga menziesii 2.45 a 6.01 a 12.17 a 18.89 a 23.07 a 25.43 a 25.98 a
Pseudotsuga menziesii+PEG 4.05 b 8.66 b 14.76 b 21.15 b 25.29 b 27.09 b 27.09 b
Lolium perenne 3.80 a 9.10 a 21.10 a 31.74 a 39.80 a 43.30 a 44.90 a
Lolium perenne + PEG 3.81 a 9.53 a 21.93 a 33.53 a 41.23 a 44.13 a 45.22 a
Calluna vulgaris 3.30 a 6.90 a 12.57 a 22.38 a 27.43 a 29.54 a 30.92 a
Calluna vulgaris + PEG 4.31 b 9.19 b 15.28 b 25.97 b 30.65 b 31.64 b 32.98 b
Chamaenerion angustifolium 2.21 a 4.44 a 10.14 a 19.18 a 23.98 a 25.82 a 26.10 a
Chamaenerion angustifolium + PEG 3.02 b 6.89 b 15.58 b 25.39 b 32.08 b 34.46 b 34.74 b
Luzula sylvatica 2.69 a 5.67 a 11.22 a 19.48 a 24.96 a 27.56 a 28.37 a
Luzula sylvatica EG 3.04 a 6.38 a 12.63 a 21.38 a 26.45 a 28.85 a 29.68 a
Pinus sylvestris 2.75 a 5.80 a 12.30 a 21.85 a 26.63 a 27.91 a 28.46 a
Pinus sylvestris PEG 3.27 b 6.83 b 13.54 b 22.99 b 27.99 b 29.54 b 30.35 b
Picea sitchensis 2.97 a 6.23 a 10.18 a 16.04 a 19.91 a 20.90 a 21.44 a
Picea sitchensis + PEG 4.07 b 8.71 b 14.85 b 19.92 b 23.27 b 24.81 b 24.81 b
Acer pseudoplatanus 2.46 a 4.66 a 8.65 a 18.39 a 32.74 a 41.34 a 45.24 a
Acer pseudoplatanus + PEG 2.73 b 4.67 a 8.66 a 18.42 a 32.96 a 41.40 a 45.44 a
Vaccinum myrtillus 1.86 a 4.27 a 8.67 a 14.42 a 18.76 a 20.53 a 21.06 a
Vaccinum myrtillus + PEG 2.69 b 6.75 b 13.10 b 19.75 b 23.87 b 25.94 b 26.48 b
Juncus effusus 1.08 a 2.73 a 5.60 a 16.36 a 26.75 a 34.79 a 37.50 a
Juncus effuses + PEG 1.10 a 3.04 a 6.49 b 18.74 b 31.18 b 37.12 b 39.59 b
SE Difference 0.09 0.15 0.23 0.32 0.47 0.51 0.53
Means with different superscripts for the same species in the same column and the same hour are statistically different
(P L. perenne >A. pseudoplatanus