Across the years there were significant differences between cover crops in the subsoiling treatment with the fodder radish treatment having a significantly lower nitrate leaching than the other cover crops.
See:
2021-2023 LB Fodder radish / SS Fodder radish 1.646 0.2106 224 1 3.892 0.0071 SS Fodder radish / SS Black oats 0.631 0.0808 224 1 -3.596 0.0200 SS Fodder radish / SS Tall fescue 0.636 0.0820 224 1 -3.512 0.0262
2021 LB Fodder radish / SS Fodder radish 1.646 0.2106 224 1 3.892 0.0071 SS Fodder radish / SS Black oats 0.631 0.0808 224 1 -3.596 0.0200 SS Fodder radish / SS Tall fescue 0.636 0.0820 224 1 -3.512 0.0262
2022 LB Fodder radish / SS Fodder radish 1.646 0.2106 224 1 3.892 0.0071 SS Fodder radish / SS Black oats 0.631 0.0808 224 1 -3.596 0.0200 SS Fodder radish / SS Tall fescue 0.636 0.0820 224 1 -3.512 0.0262
2023 LB Fodder radish / SS Fodder radish 1.646 0.2106 224 1 3.892 0.0071 SS Fodder radish / SS Black oats 0.631 0.0808 224 1 -3.596 0.0200 SS Fodder radish / SS Tall fescue 0.636 0.0820 224 1 -3.512 0.0262
Fodder radish Black oats Tall fescue
Ref 20 20 20
Compost 0 0 0
LB 20 20 20
LB extensive 0 0 0
LB Sand 0 0 0
SB 20 20 20
SS 20 20 20
SS Caterpillar 0 0 0
Call:
lm(formula = log(no3_meting_gw_mg_no3_l) ~ ondgr_bw + gr_bem +
row + blok + jaar + ondgr_bw:gr_bem, data = dataset)
Coefficients:
(Intercept) ondgr_bwLB
5.002343 0.092866
ondgr_bwSB ondgr_bwSS
-0.009104 -0.405274
gr_bemBlack oats gr_bemTall fescue
-0.077578 -0.199451
row blok
-0.037789 0.103145
jaar2022 jaar2023
-0.299659 -0.164414
ondgr_bwLB:gr_bemBlack oats ondgr_bwSB:gr_bemBlack oats
-0.126369 0.038257
ondgr_bwSS:gr_bemBlack oats ondgr_bwLB:gr_bemTall fescue
0.537597 -0.108477
ondgr_bwSB:gr_bemTall fescue ondgr_bwSS:gr_bemTall fescue
0.089926 0.652331
studentized Breusch-Pagan test
data: md
BP = 32.398, df = 15, p-value = 0.00568
Analysis of Variance Table
Response: log(no3_meting_gw_mg_no3_l)
Df Sum Sq Mean Sq F value Pr(>F)
ondgr_bw 3 0.048 0.01589 0.0975 0.9613677
gr_bem 2 0.521 0.26046 1.5980 0.2045921
row 1 0.515 0.51530 3.1616 0.0767465 .
blok 1 1.682 1.68197 10.3197 0.0015098 **
jaar 2 3.890 1.94485 11.9325 1.19e-05 ***
ondgr_bw:gr_bem 6 4.005 0.66755 4.0957 0.0006389 ***
Residuals 224 36.509 0.16299
---
Signif. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1
Asymptotic one-sample Kolmogorov-Smirnov test
data: resid(md)
D = 0.043011, p-value = 0.7663
alternative hypothesis: two-sided
$emmeans
ondgr_bw gr_bem response SE df lower.CL upper.CL
Ref Fodder radish 138 12.81 224 114.9 166
LB Fodder radish 151 13.70 224 126.6 181
SB Fodder radish 137 12.70 224 113.8 164
SS Fodder radish 92 8.36 224 76.9 110
Ref Black oats 128 11.57 224 106.8 153
LB Black oats 123 11.33 224 103.0 148
SB Black oats 131 12.03 224 109.7 157
SS Black oats 146 13.40 224 121.6 175
Ref Tall fescue 113 10.47 224 94.1 136
LB Tall fescue 111 10.78 224 91.9 135
SB Tall fescue 123 11.13 224 102.4 147
SS Tall fescue 145 13.17 224 120.9 173
Results are averaged over the levels of: jaar
Confidence level used: 0.95
Intervals are back-transformed from the log scale
$contrasts
contrast ratio SE df null t.ratio p.value
Ref Fodder radish / LB Fodder radish 0.911 0.1178 224 1 -0.719 0.9999
Ref Fodder radish / SB Fodder radish 1.009 0.1288 224 1 0.071 1.0000
Ref Fodder radish / SS Fodder radish 1.500 0.1964 224 1 3.095 0.0900
Ref Fodder radish / Ref Black oats 1.081 0.1409 224 1 0.595 1.0000
Ref Fodder radish / LB Black oats 1.117 0.1483 224 1 0.837 0.9995
Ref Fodder radish / SB Black oats 1.050 0.1388 224 1 0.366 1.0000
Ref Fodder radish / SS Black oats 0.947 0.1259 224 1 -0.412 1.0000
Ref Fodder radish / Ref Tall fescue 1.221 0.1637 224 1 1.488 0.9426
Ref Fodder radish / LB Tall fescue 1.240 0.1592 224 1 1.675 0.8777
Ref Fodder radish / SB Tall fescue 1.126 0.1474 224 1 0.906 0.9990
Ref Fodder radish / SS Tall fescue 0.954 0.1222 224 1 -0.372 1.0000
LB Fodder radish / SB Fodder radish 1.107 0.1431 224 1 0.789 0.9997
LB Fodder radish / SS Fodder radish 1.646 0.2106 224 1 3.892 0.0071
LB Fodder radish / Ref Black oats 1.186 0.1516 224 1 1.333 0.9738
LB Fodder radish / LB Black oats 1.226 0.1578 224 1 1.585 0.9131
LB Fodder radish / SB Black oats 1.152 0.1480 224 1 1.100 0.9945
LB Fodder radish / SS Black oats 1.039 0.1338 224 1 0.296 1.0000
LB Fodder radish / Ref Tall fescue 1.340 0.1733 224 1 2.260 0.5085
LB Fodder radish / LB Tall fescue 1.361 0.1796 224 1 2.332 0.4570
LB Fodder radish / SB Tall fescue 1.236 0.1581 224 1 1.652 0.8872
LB Fodder radish / SS Tall fescue 1.046 0.1339 224 1 0.354 1.0000
SB Fodder radish / SS Fodder radish 1.486 0.1946 224 1 3.026 0.1081
SB Fodder radish / Ref Black oats 1.071 0.1396 224 1 0.525 1.0000
SB Fodder radish / LB Black oats 1.107 0.1470 224 1 0.768 0.9998
SB Fodder radish / SB Black oats 1.040 0.1376 224 1 0.297 1.0000
SB Fodder radish / SS Black oats 0.938 0.1248 224 1 -0.480 1.0000
SB Fodder radish / Ref Tall fescue 1.210 0.1622 224 1 1.420 0.9586
SB Fodder radish / LB Tall fescue 1.229 0.1578 224 1 1.604 0.9060
SB Fodder radish / SB Tall fescue 1.116 0.1461 224 1 0.836 0.9995
SB Fodder radish / SS Tall fescue 0.945 0.1211 224 1 -0.443 1.0000
SS Fodder radish / Ref Black oats 0.721 0.0920 224 1 -2.566 0.3054
SS Fodder radish / LB Black oats 0.745 0.0953 224 1 -2.301 0.4793
SS Fodder radish / SB Black oats 0.700 0.0894 224 1 -2.793 0.1904
SS Fodder radish / SS Black oats 0.631 0.0808 224 1 -3.596 0.0200
SS Fodder radish / Ref Tall fescue 0.814 0.1044 224 1 -1.605 0.9056
SS Fodder radish / LB Tall fescue 0.827 0.1113 224 1 -1.413 0.9600
SS Fodder radish / SB Tall fescue 0.751 0.0958 224 1 -2.245 0.5188
SS Fodder radish / SS Tall fescue 0.636 0.0820 224 1 -3.512 0.0262
Ref Black oats / LB Black oats 1.034 0.1324 224 1 0.262 1.0000
Ref Black oats / SB Black oats 0.971 0.1243 224 1 -0.228 1.0000
Ref Black oats / SS Black oats 0.876 0.1123 224 1 -1.033 0.9968
Ref Black oats / Ref Tall fescue 1.130 0.1451 224 1 0.948 0.9985
Ref Black oats / LB Tall fescue 1.147 0.1535 224 1 1.028 0.9969
Ref Black oats / SB Tall fescue 1.042 0.1330 224 1 0.321 1.0000
Ref Black oats / SS Tall fescue 0.882 0.1135 224 1 -0.973 0.9981
LB Black oats / SB Black oats 0.939 0.1199 224 1 -0.491 1.0000
LB Black oats / SS Black oats 0.847 0.1082 224 1 -1.299 0.9786
LB Black oats / Ref Tall fescue 1.092 0.1396 224 1 0.692 0.9999
LB Black oats / LB Tall fescue 1.110 0.1521 224 1 0.758 0.9998
LB Black oats / SB Tall fescue 1.008 0.1288 224 1 0.059 1.0000
LB Black oats / SS Tall fescue 0.853 0.1111 224 1 -1.219 0.9870
SB Black oats / SS Black oats 0.902 0.1152 224 1 -0.808 0.9997
SB Black oats / Ref Tall fescue 1.163 0.1487 224 1 1.182 0.9899
SB Black oats / LB Tall fescue 1.181 0.1612 224 1 1.221 0.9868
SB Black oats / SB Tall fescue 1.073 0.1371 224 1 0.549 1.0000
SB Black oats / SS Tall fescue 0.908 0.1179 224 1 -0.740 0.9999
SS Black oats / Ref Tall fescue 1.289 0.1647 224 1 1.990 0.6996
SS Black oats / LB Tall fescue 1.310 0.1800 224 1 1.963 0.7178
SS Black oats / SB Tall fescue 1.189 0.1521 224 1 1.355 0.9705
SS Black oats / SS Tall fescue 1.007 0.1313 224 1 0.055 1.0000
Ref Tall fescue / LB Tall fescue 1.016 0.1410 224 1 0.112 1.0000
Ref Tall fescue / SB Tall fescue 0.922 0.1183 224 1 -0.630 1.0000
Ref Tall fescue / SS Tall fescue 0.781 0.1024 224 1 -1.884 0.7680
LB Tall fescue / SB Tall fescue 0.908 0.1223 224 1 -0.716 0.9999
LB Tall fescue / SS Tall fescue 0.769 0.1000 224 1 -2.020 0.6791
SB Tall fescue / SS Tall fescue 0.847 0.1092 224 1 -1.289 0.9798
Results are averaged over the levels of: jaar
P value adjustment: tukey method for comparing a family of 12 estimates
Tests are performed on the log scale
$emmeans
jaar = 2021:
ondgr_bw gr_bem response SE df lower.CL upper.CL
Ref Fodder radish 161.0 16.24 224 132.0 196
LB Fodder radish 176.7 17.44 224 145.5 215
SB Fodder radish 159.6 16.09 224 130.8 195
SS Fodder radish 107.4 10.63 224 88.3 130
Ref Black oats 149.0 14.72 224 122.6 181
LB Black oats 144.1 14.39 224 118.3 175
SB Black oats 153.4 15.28 224 126.1 187
SS Black oats 170.1 17.01 224 139.7 207
Ref Tall fescue 131.9 13.28 224 108.2 161
LB Tall fescue 129.9 13.58 224 105.7 160
SB Tall fescue 143.0 14.16 224 117.7 174
SS Tall fescue 168.9 16.75 224 138.9 205
jaar = 2022:
ondgr_bw gr_bem response SE df lower.CL upper.CL
Ref Fodder radish 119.3 11.58 224 98.6 144
LB Fodder radish 130.9 12.41 224 108.6 158
SB Fodder radish 118.2 11.48 224 97.7 143
SS Fodder radish 79.6 7.57 224 66.0 96
Ref Black oats 110.4 10.48 224 91.6 133
LB Black oats 106.8 10.25 224 88.4 129
SB Black oats 113.7 10.89 224 94.1 137
SS Black oats 126.0 12.12 224 104.3 152
Ref Tall fescue 97.8 9.47 224 80.8 118
LB Tall fescue 96.2 9.71 224 78.9 117
SB Tall fescue 106.0 10.08 224 87.9 128
SS Tall fescue 125.1 11.93 224 103.7 151
jaar = 2023:
ondgr_bw gr_bem response SE df lower.CL upper.CL
Ref Fodder radish 136.6 14.10 224 111.5 167
LB Fodder radish 149.9 15.15 224 122.8 183
SB Fodder radish 135.4 13.97 224 110.5 166
SS Fodder radish 91.1 9.23 224 74.6 111
Ref Black oats 126.4 12.79 224 103.6 154
LB Black oats 122.2 12.50 224 99.9 150
SB Black oats 130.2 13.27 224 106.5 159
SS Black oats 144.3 14.77 224 117.9 177
Ref Tall fescue 111.9 11.53 224 91.3 137
LB Tall fescue 110.2 11.77 224 89.3 136
SB Tall fescue 121.3 12.30 224 99.4 148
SS Tall fescue 143.3 14.55 224 117.3 175
Confidence level used: 0.95
Intervals are back-transformed from the log scale
$contrasts
jaar = 2021:
contrast ratio SE df null t.ratio p.value
Ref Fodder radish / LB Fodder radish 0.911 0.1178 224 1 -0.719 0.9999
Ref Fodder radish / SB Fodder radish 1.009 0.1288 224 1 0.071 1.0000
Ref Fodder radish / SS Fodder radish 1.500 0.1964 224 1 3.095 0.0900
Ref Fodder radish / Ref Black oats 1.081 0.1409 224 1 0.595 1.0000
Ref Fodder radish / LB Black oats 1.117 0.1483 224 1 0.837 0.9995
Ref Fodder radish / SB Black oats 1.050 0.1388 224 1 0.366 1.0000
Ref Fodder radish / SS Black oats 0.947 0.1259 224 1 -0.412 1.0000
Ref Fodder radish / Ref Tall fescue 1.221 0.1637 224 1 1.488 0.9426
Ref Fodder radish / LB Tall fescue 1.240 0.1592 224 1 1.675 0.8777
Ref Fodder radish / SB Tall fescue 1.126 0.1474 224 1 0.906 0.9990
Ref Fodder radish / SS Tall fescue 0.954 0.1222 224 1 -0.372 1.0000
LB Fodder radish / SB Fodder radish 1.107 0.1431 224 1 0.789 0.9997
LB Fodder radish / SS Fodder radish 1.646 0.2106 224 1 3.892 0.0071
LB Fodder radish / Ref Black oats 1.186 0.1516 224 1 1.333 0.9738
LB Fodder radish / LB Black oats 1.226 0.1578 224 1 1.585 0.9131
LB Fodder radish / SB Black oats 1.152 0.1480 224 1 1.100 0.9945
LB Fodder radish / SS Black oats 1.039 0.1338 224 1 0.296 1.0000
LB Fodder radish / Ref Tall fescue 1.340 0.1733 224 1 2.260 0.5085
LB Fodder radish / LB Tall fescue 1.361 0.1796 224 1 2.332 0.4570
LB Fodder radish / SB Tall fescue 1.236 0.1581 224 1 1.652 0.8872
LB Fodder radish / SS Tall fescue 1.046 0.1339 224 1 0.354 1.0000
SB Fodder radish / SS Fodder radish 1.486 0.1946 224 1 3.026 0.1081
SB Fodder radish / Ref Black oats 1.071 0.1396 224 1 0.525 1.0000
SB Fodder radish / LB Black oats 1.107 0.1470 224 1 0.768 0.9998
SB Fodder radish / SB Black oats 1.040 0.1376 224 1 0.297 1.0000
SB Fodder radish / SS Black oats 0.938 0.1248 224 1 -0.480 1.0000
SB Fodder radish / Ref Tall fescue 1.210 0.1622 224 1 1.420 0.9586
SB Fodder radish / LB Tall fescue 1.229 0.1578 224 1 1.604 0.9060
SB Fodder radish / SB Tall fescue 1.116 0.1461 224 1 0.836 0.9995
SB Fodder radish / SS Tall fescue 0.945 0.1211 224 1 -0.443 1.0000
SS Fodder radish / Ref Black oats 0.721 0.0920 224 1 -2.566 0.3054
SS Fodder radish / LB Black oats 0.745 0.0953 224 1 -2.301 0.4793
SS Fodder radish / SB Black oats 0.700 0.0894 224 1 -2.793 0.1904
SS Fodder radish / SS Black oats 0.631 0.0808 224 1 -3.596 0.0200
SS Fodder radish / Ref Tall fescue 0.814 0.1044 224 1 -1.605 0.9056
SS Fodder radish / LB Tall fescue 0.827 0.1113 224 1 -1.413 0.9600
SS Fodder radish / SB Tall fescue 0.751 0.0958 224 1 -2.245 0.5188
SS Fodder radish / SS Tall fescue 0.636 0.0820 224 1 -3.512 0.0262
Ref Black oats / LB Black oats 1.034 0.1324 224 1 0.262 1.0000
Ref Black oats / SB Black oats 0.971 0.1243 224 1 -0.228 1.0000
Ref Black oats / SS Black oats 0.876 0.1123 224 1 -1.033 0.9968
Ref Black oats / Ref Tall fescue 1.130 0.1451 224 1 0.948 0.9985
Ref Black oats / LB Tall fescue 1.147 0.1535 224 1 1.028 0.9969
Ref Black oats / SB Tall fescue 1.042 0.1330 224 1 0.321 1.0000
Ref Black oats / SS Tall fescue 0.882 0.1135 224 1 -0.973 0.9981
LB Black oats / SB Black oats 0.939 0.1199 224 1 -0.491 1.0000
LB Black oats / SS Black oats 0.847 0.1082 224 1 -1.299 0.9786
LB Black oats / Ref Tall fescue 1.092 0.1396 224 1 0.692 0.9999
LB Black oats / LB Tall fescue 1.110 0.1521 224 1 0.758 0.9998
LB Black oats / SB Tall fescue 1.008 0.1288 224 1 0.059 1.0000
LB Black oats / SS Tall fescue 0.853 0.1111 224 1 -1.219 0.9870
SB Black oats / SS Black oats 0.902 0.1152 224 1 -0.808 0.9997
SB Black oats / Ref Tall fescue 1.163 0.1487 224 1 1.182 0.9899
SB Black oats / LB Tall fescue 1.181 0.1612 224 1 1.221 0.9868
SB Black oats / SB Tall fescue 1.073 0.1371 224 1 0.549 1.0000
SB Black oats / SS Tall fescue 0.908 0.1179 224 1 -0.740 0.9999
SS Black oats / Ref Tall fescue 1.289 0.1647 224 1 1.990 0.6996
SS Black oats / LB Tall fescue 1.310 0.1800 224 1 1.963 0.7178
SS Black oats / SB Tall fescue 1.189 0.1521 224 1 1.355 0.9705
SS Black oats / SS Tall fescue 1.007 0.1313 224 1 0.055 1.0000
Ref Tall fescue / LB Tall fescue 1.016 0.1410 224 1 0.112 1.0000
Ref Tall fescue / SB Tall fescue 0.922 0.1183 224 1 -0.630 1.0000
Ref Tall fescue / SS Tall fescue 0.781 0.1024 224 1 -1.884 0.7680
LB Tall fescue / SB Tall fescue 0.908 0.1223 224 1 -0.716 0.9999
LB Tall fescue / SS Tall fescue 0.769 0.1000 224 1 -2.020 0.6791
SB Tall fescue / SS Tall fescue 0.847 0.1092 224 1 -1.289 0.9798
jaar = 2022:
contrast ratio SE df null t.ratio p.value
Ref Fodder radish / LB Fodder radish 0.911 0.1178 224 1 -0.719 0.9999
Ref Fodder radish / SB Fodder radish 1.009 0.1288 224 1 0.071 1.0000
Ref Fodder radish / SS Fodder radish 1.500 0.1964 224 1 3.095 0.0900
Ref Fodder radish / Ref Black oats 1.081 0.1409 224 1 0.595 1.0000
Ref Fodder radish / LB Black oats 1.117 0.1483 224 1 0.837 0.9995
Ref Fodder radish / SB Black oats 1.050 0.1388 224 1 0.366 1.0000
Ref Fodder radish / SS Black oats 0.947 0.1259 224 1 -0.412 1.0000
Ref Fodder radish / Ref Tall fescue 1.221 0.1637 224 1 1.488 0.9426
Ref Fodder radish / LB Tall fescue 1.240 0.1592 224 1 1.675 0.8777
Ref Fodder radish / SB Tall fescue 1.126 0.1474 224 1 0.906 0.9990
Ref Fodder radish / SS Tall fescue 0.954 0.1222 224 1 -0.372 1.0000
LB Fodder radish / SB Fodder radish 1.107 0.1431 224 1 0.789 0.9997
LB Fodder radish / SS Fodder radish 1.646 0.2106 224 1 3.892 0.0071
LB Fodder radish / Ref Black oats 1.186 0.1516 224 1 1.333 0.9738
LB Fodder radish / LB Black oats 1.226 0.1578 224 1 1.585 0.9131
LB Fodder radish / SB Black oats 1.152 0.1480 224 1 1.100 0.9945
LB Fodder radish / SS Black oats 1.039 0.1338 224 1 0.296 1.0000
LB Fodder radish / Ref Tall fescue 1.340 0.1733 224 1 2.260 0.5085
LB Fodder radish / LB Tall fescue 1.361 0.1796 224 1 2.332 0.4570
LB Fodder radish / SB Tall fescue 1.236 0.1581 224 1 1.652 0.8872
LB Fodder radish / SS Tall fescue 1.046 0.1339 224 1 0.354 1.0000
SB Fodder radish / SS Fodder radish 1.486 0.1946 224 1 3.026 0.1081
SB Fodder radish / Ref Black oats 1.071 0.1396 224 1 0.525 1.0000
SB Fodder radish / LB Black oats 1.107 0.1470 224 1 0.768 0.9998
SB Fodder radish / SB Black oats 1.040 0.1376 224 1 0.297 1.0000
SB Fodder radish / SS Black oats 0.938 0.1248 224 1 -0.480 1.0000
SB Fodder radish / Ref Tall fescue 1.210 0.1622 224 1 1.420 0.9586
SB Fodder radish / LB Tall fescue 1.229 0.1578 224 1 1.604 0.9060
SB Fodder radish / SB Tall fescue 1.116 0.1461 224 1 0.836 0.9995
SB Fodder radish / SS Tall fescue 0.945 0.1211 224 1 -0.443 1.0000
SS Fodder radish / Ref Black oats 0.721 0.0920 224 1 -2.566 0.3054
SS Fodder radish / LB Black oats 0.745 0.0953 224 1 -2.301 0.4793
SS Fodder radish / SB Black oats 0.700 0.0894 224 1 -2.793 0.1904
SS Fodder radish / SS Black oats 0.631 0.0808 224 1 -3.596 0.0200
SS Fodder radish / Ref Tall fescue 0.814 0.1044 224 1 -1.605 0.9056
SS Fodder radish / LB Tall fescue 0.827 0.1113 224 1 -1.413 0.9600
SS Fodder radish / SB Tall fescue 0.751 0.0958 224 1 -2.245 0.5188
SS Fodder radish / SS Tall fescue 0.636 0.0820 224 1 -3.512 0.0262
Ref Black oats / LB Black oats 1.034 0.1324 224 1 0.262 1.0000
Ref Black oats / SB Black oats 0.971 0.1243 224 1 -0.228 1.0000
Ref Black oats / SS Black oats 0.876 0.1123 224 1 -1.033 0.9968
Ref Black oats / Ref Tall fescue 1.130 0.1451 224 1 0.948 0.9985
Ref Black oats / LB Tall fescue 1.147 0.1535 224 1 1.028 0.9969
Ref Black oats / SB Tall fescue 1.042 0.1330 224 1 0.321 1.0000
Ref Black oats / SS Tall fescue 0.882 0.1135 224 1 -0.973 0.9981
LB Black oats / SB Black oats 0.939 0.1199 224 1 -0.491 1.0000
LB Black oats / SS Black oats 0.847 0.1082 224 1 -1.299 0.9786
LB Black oats / Ref Tall fescue 1.092 0.1396 224 1 0.692 0.9999
LB Black oats / LB Tall fescue 1.110 0.1521 224 1 0.758 0.9998
LB Black oats / SB Tall fescue 1.008 0.1288 224 1 0.059 1.0000
LB Black oats / SS Tall fescue 0.853 0.1111 224 1 -1.219 0.9870
SB Black oats / SS Black oats 0.902 0.1152 224 1 -0.808 0.9997
SB Black oats / Ref Tall fescue 1.163 0.1487 224 1 1.182 0.9899
SB Black oats / LB Tall fescue 1.181 0.1612 224 1 1.221 0.9868
SB Black oats / SB Tall fescue 1.073 0.1371 224 1 0.549 1.0000
SB Black oats / SS Tall fescue 0.908 0.1179 224 1 -0.740 0.9999
SS Black oats / Ref Tall fescue 1.289 0.1647 224 1 1.990 0.6996
SS Black oats / LB Tall fescue 1.310 0.1800 224 1 1.963 0.7178
SS Black oats / SB Tall fescue 1.189 0.1521 224 1 1.355 0.9705
SS Black oats / SS Tall fescue 1.007 0.1313 224 1 0.055 1.0000
Ref Tall fescue / LB Tall fescue 1.016 0.1410 224 1 0.112 1.0000
Ref Tall fescue / SB Tall fescue 0.922 0.1183 224 1 -0.630 1.0000
Ref Tall fescue / SS Tall fescue 0.781 0.1024 224 1 -1.884 0.7680
LB Tall fescue / SB Tall fescue 0.908 0.1223 224 1 -0.716 0.9999
LB Tall fescue / SS Tall fescue 0.769 0.1000 224 1 -2.020 0.6791
SB Tall fescue / SS Tall fescue 0.847 0.1092 224 1 -1.289 0.9798
jaar = 2023:
contrast ratio SE df null t.ratio p.value
Ref Fodder radish / LB Fodder radish 0.911 0.1178 224 1 -0.719 0.9999
Ref Fodder radish / SB Fodder radish 1.009 0.1288 224 1 0.071 1.0000
Ref Fodder radish / SS Fodder radish 1.500 0.1964 224 1 3.095 0.0900
Ref Fodder radish / Ref Black oats 1.081 0.1409 224 1 0.595 1.0000
Ref Fodder radish / LB Black oats 1.117 0.1483 224 1 0.837 0.9995
Ref Fodder radish / SB Black oats 1.050 0.1388 224 1 0.366 1.0000
Ref Fodder radish / SS Black oats 0.947 0.1259 224 1 -0.412 1.0000
Ref Fodder radish / Ref Tall fescue 1.221 0.1637 224 1 1.488 0.9426
Ref Fodder radish / LB Tall fescue 1.240 0.1592 224 1 1.675 0.8777
Ref Fodder radish / SB Tall fescue 1.126 0.1474 224 1 0.906 0.9990
Ref Fodder radish / SS Tall fescue 0.954 0.1222 224 1 -0.372 1.0000
LB Fodder radish / SB Fodder radish 1.107 0.1431 224 1 0.789 0.9997
LB Fodder radish / SS Fodder radish 1.646 0.2106 224 1 3.892 0.0071
LB Fodder radish / Ref Black oats 1.186 0.1516 224 1 1.333 0.9738
LB Fodder radish / LB Black oats 1.226 0.1578 224 1 1.585 0.9131
LB Fodder radish / SB Black oats 1.152 0.1480 224 1 1.100 0.9945
LB Fodder radish / SS Black oats 1.039 0.1338 224 1 0.296 1.0000
LB Fodder radish / Ref Tall fescue 1.340 0.1733 224 1 2.260 0.5085
LB Fodder radish / LB Tall fescue 1.361 0.1796 224 1 2.332 0.4570
LB Fodder radish / SB Tall fescue 1.236 0.1581 224 1 1.652 0.8872
LB Fodder radish / SS Tall fescue 1.046 0.1339 224 1 0.354 1.0000
SB Fodder radish / SS Fodder radish 1.486 0.1946 224 1 3.026 0.1081
SB Fodder radish / Ref Black oats 1.071 0.1396 224 1 0.525 1.0000
SB Fodder radish / LB Black oats 1.107 0.1470 224 1 0.768 0.9998
SB Fodder radish / SB Black oats 1.040 0.1376 224 1 0.297 1.0000
SB Fodder radish / SS Black oats 0.938 0.1248 224 1 -0.480 1.0000
SB Fodder radish / Ref Tall fescue 1.210 0.1622 224 1 1.420 0.9586
SB Fodder radish / LB Tall fescue 1.229 0.1578 224 1 1.604 0.9060
SB Fodder radish / SB Tall fescue 1.116 0.1461 224 1 0.836 0.9995
SB Fodder radish / SS Tall fescue 0.945 0.1211 224 1 -0.443 1.0000
SS Fodder radish / Ref Black oats 0.721 0.0920 224 1 -2.566 0.3054
SS Fodder radish / LB Black oats 0.745 0.0953 224 1 -2.301 0.4793
SS Fodder radish / SB Black oats 0.700 0.0894 224 1 -2.793 0.1904
SS Fodder radish / SS Black oats 0.631 0.0808 224 1 -3.596 0.0200
SS Fodder radish / Ref Tall fescue 0.814 0.1044 224 1 -1.605 0.9056
SS Fodder radish / LB Tall fescue 0.827 0.1113 224 1 -1.413 0.9600
SS Fodder radish / SB Tall fescue 0.751 0.0958 224 1 -2.245 0.5188
SS Fodder radish / SS Tall fescue 0.636 0.0820 224 1 -3.512 0.0262
Ref Black oats / LB Black oats 1.034 0.1324 224 1 0.262 1.0000
Ref Black oats / SB Black oats 0.971 0.1243 224 1 -0.228 1.0000
Ref Black oats / SS Black oats 0.876 0.1123 224 1 -1.033 0.9968
Ref Black oats / Ref Tall fescue 1.130 0.1451 224 1 0.948 0.9985
Ref Black oats / LB Tall fescue 1.147 0.1535 224 1 1.028 0.9969
Ref Black oats / SB Tall fescue 1.042 0.1330 224 1 0.321 1.0000
Ref Black oats / SS Tall fescue 0.882 0.1135 224 1 -0.973 0.9981
LB Black oats / SB Black oats 0.939 0.1199 224 1 -0.491 1.0000
LB Black oats / SS Black oats 0.847 0.1082 224 1 -1.299 0.9786
LB Black oats / Ref Tall fescue 1.092 0.1396 224 1 0.692 0.9999
LB Black oats / LB Tall fescue 1.110 0.1521 224 1 0.758 0.9998
LB Black oats / SB Tall fescue 1.008 0.1288 224 1 0.059 1.0000
LB Black oats / SS Tall fescue 0.853 0.1111 224 1 -1.219 0.9870
SB Black oats / SS Black oats 0.902 0.1152 224 1 -0.808 0.9997
SB Black oats / Ref Tall fescue 1.163 0.1487 224 1 1.182 0.9899
SB Black oats / LB Tall fescue 1.181 0.1612 224 1 1.221 0.9868
SB Black oats / SB Tall fescue 1.073 0.1371 224 1 0.549 1.0000
SB Black oats / SS Tall fescue 0.908 0.1179 224 1 -0.740 0.9999
SS Black oats / Ref Tall fescue 1.289 0.1647 224 1 1.990 0.6996
SS Black oats / LB Tall fescue 1.310 0.1800 224 1 1.963 0.7178
SS Black oats / SB Tall fescue 1.189 0.1521 224 1 1.355 0.9705
SS Black oats / SS Tall fescue 1.007 0.1313 224 1 0.055 1.0000
Ref Tall fescue / LB Tall fescue 1.016 0.1410 224 1 0.112 1.0000
Ref Tall fescue / SB Tall fescue 0.922 0.1183 224 1 -0.630 1.0000
Ref Tall fescue / SS Tall fescue 0.781 0.1024 224 1 -1.884 0.7680
LB Tall fescue / SB Tall fescue 0.908 0.1223 224 1 -0.716 0.9999
LB Tall fescue / SS Tall fescue 0.769 0.1000 224 1 -2.020 0.6791
SB Tall fescue / SS Tall fescue 0.847 0.1092 224 1 -1.289 0.9798
P value adjustment: tukey method for comparing a family of 12 estimates
Tests are performed on the log scale
2021 2022 2023
Ref 0 6 4
Compost 4 6 4
LB 0 0 0
LB extensive 4 6 4
LB Sand 4 6 4
SB 0 0 0
SS 0 0 0
SS Caterpillar 0 9 6