There were no effects of the treatments on the cover crop biomass in 2022.
Fodder radish Black oats Tall fescue
Ref 3 3 3
Compost 0 0 0
LB 3 3 3
LB extensive 0 0 0
LB Sand 0 0 0
SB 3 3 3
SS 3 3 3
SS Caterpillar 0 0 0
studentized Breusch-Pagan test
data: md
BP = 14.648, df = 12, p-value = 0.2613
Call:
lm(formula = droge_stof_kg_ha ~ ondgr_bw * gr_bem + blok, data = dataset_above)
Coefficients:
(Intercept) ondgr_bwLB
890.667 -26.667
ondgr_bwSB ondgr_bwSS
-144.000 -1.333
gr_bemBlack oats gr_bemTall fescue
22.667 -5.333
blok ondgr_bwLB:gr_bemBlack oats
-8.667 -37.333
ondgr_bwSB:gr_bemBlack oats ondgr_bwSS:gr_bemBlack oats
29.333 -49.333
ondgr_bwLB:gr_bemTall fescue ondgr_bwSB:gr_bemTall fescue
-102.667 58.667
ondgr_bwSS:gr_bemTall fescue
17.333
Analysis of Variance Table
Response: droge_stof_kg_ha
Df Sum Sq Mean Sq F value Pr(>F)
ondgr_bw 3 78032 26010.7 1.8972 0.1583
gr_bem 2 2508 1253.8 0.0915 0.9129
blok 1 1803 1802.7 0.1315 0.7202
ondgr_bw:gr_bem 6 27309 4551.6 0.3320 0.9131
Residuals 23 315328 13709.9
Shapiro-Wilk normality test
data: resid(md)
W = 0.97611, p-value = 0.6134
$emmeans
ondgr_bw gr_bem emmean SE df lower.CL upper.CL
Ref Fodder radish 873 67.6 23 733 1013
LB Fodder radish 847 67.6 23 707 987
SB Fodder radish 729 67.6 23 589 869
SS Fodder radish 872 67.6 23 732 1012
Ref Black oats 896 67.6 23 756 1036
LB Black oats 832 67.6 23 692 972
SB Black oats 781 67.6 23 641 921
SS Black oats 845 67.6 23 705 985
Ref Tall fescue 868 67.6 23 728 1008
LB Tall fescue 739 67.6 23 599 879
SB Tall fescue 783 67.6 23 643 923
SS Tall fescue 884 67.6 23 744 1024
Confidence level used: 0.95
$contrasts
contrast estimate SE df t.ratio p.value
Ref Fodder radish - LB Fodder radish 26.67 95.6 23 0.279 1.0000
Ref Fodder radish - SB Fodder radish 144.00 95.6 23 1.506 0.9241
Ref Fodder radish - SS Fodder radish 1.33 95.6 23 0.014 1.0000
Ref Fodder radish - Ref Black oats -22.67 95.6 23 -0.237 1.0000
Ref Fodder radish - LB Black oats 41.33 95.6 23 0.432 1.0000
Ref Fodder radish - SB Black oats 92.00 95.6 23 0.962 0.9972
Ref Fodder radish - SS Black oats 28.00 95.6 23 0.293 1.0000
Ref Fodder radish - Ref Tall fescue 5.33 95.6 23 0.056 1.0000
Ref Fodder radish - LB Tall fescue 134.67 95.6 23 1.409 0.9500
Ref Fodder radish - SB Tall fescue 90.67 95.6 23 0.948 0.9975
Ref Fodder radish - SS Tall fescue -10.67 95.6 23 -0.112 1.0000
LB Fodder radish - SB Fodder radish 117.33 95.6 23 1.227 0.9807
LB Fodder radish - SS Fodder radish -25.33 95.6 23 -0.265 1.0000
LB Fodder radish - Ref Black oats -49.33 95.6 23 -0.516 1.0000
LB Fodder radish - LB Black oats 14.67 95.6 23 0.153 1.0000
LB Fodder radish - SB Black oats 65.33 95.6 23 0.683 0.9999
LB Fodder radish - SS Black oats 1.33 95.6 23 0.014 1.0000
LB Fodder radish - Ref Tall fescue -21.33 95.6 23 -0.223 1.0000
LB Fodder radish - LB Tall fescue 108.00 95.6 23 1.130 0.9896
LB Fodder radish - SB Tall fescue 64.00 95.6 23 0.669 0.9999
LB Fodder radish - SS Tall fescue -37.33 95.6 23 -0.391 1.0000
SB Fodder radish - SS Fodder radish -142.67 95.6 23 -1.492 0.9282
SB Fodder radish - Ref Black oats -166.67 95.6 23 -1.743 0.8307
SB Fodder radish - LB Black oats -102.67 95.6 23 -1.074 0.9931
SB Fodder radish - SB Black oats -52.00 95.6 23 -0.544 1.0000
SB Fodder radish - SS Black oats -116.00 95.6 23 -1.213 0.9822
SB Fodder radish - Ref Tall fescue -138.67 95.6 23 -1.450 0.9398
SB Fodder radish - LB Tall fescue -9.33 95.6 23 -0.098 1.0000
SB Fodder radish - SB Tall fescue -53.33 95.6 23 -0.558 1.0000
SB Fodder radish - SS Tall fescue -154.67 95.6 23 -1.618 0.8854
SS Fodder radish - Ref Black oats -24.00 95.6 23 -0.251 1.0000
SS Fodder radish - LB Black oats 40.00 95.6 23 0.418 1.0000
SS Fodder radish - SB Black oats 90.67 95.6 23 0.948 0.9975
SS Fodder radish - SS Black oats 26.67 95.6 23 0.279 1.0000
SS Fodder radish - Ref Tall fescue 4.00 95.6 23 0.042 1.0000
SS Fodder radish - LB Tall fescue 133.33 95.6 23 1.395 0.9531
SS Fodder radish - SB Tall fescue 89.33 95.6 23 0.934 0.9978
SS Fodder radish - SS Tall fescue -12.00 95.6 23 -0.126 1.0000
Ref Black oats - LB Black oats 64.00 95.6 23 0.669 0.9999
Ref Black oats - SB Black oats 114.67 95.6 23 1.199 0.9837
Ref Black oats - SS Black oats 50.67 95.6 23 0.530 1.0000
Ref Black oats - Ref Tall fescue 28.00 95.6 23 0.293 1.0000
Ref Black oats - LB Tall fescue 157.33 95.6 23 1.646 0.8743
Ref Black oats - SB Tall fescue 113.33 95.6 23 1.185 0.9850
Ref Black oats - SS Tall fescue 12.00 95.6 23 0.126 1.0000
LB Black oats - SB Black oats 50.67 95.6 23 0.530 1.0000
LB Black oats - SS Black oats -13.33 95.6 23 -0.139 1.0000
LB Black oats - Ref Tall fescue -36.00 95.6 23 -0.377 1.0000
LB Black oats - LB Tall fescue 93.33 95.6 23 0.976 0.9968
LB Black oats - SB Tall fescue 49.33 95.6 23 0.516 1.0000
LB Black oats - SS Tall fescue -52.00 95.6 23 -0.544 1.0000
SB Black oats - SS Black oats -64.00 95.6 23 -0.669 0.9999
SB Black oats - Ref Tall fescue -86.67 95.6 23 -0.907 0.9983
SB Black oats - LB Tall fescue 42.67 95.6 23 0.446 1.0000
SB Black oats - SB Tall fescue -1.33 95.6 23 -0.014 1.0000
SB Black oats - SS Tall fescue -102.67 95.6 23 -1.074 0.9931
SS Black oats - Ref Tall fescue -22.67 95.6 23 -0.237 1.0000
SS Black oats - LB Tall fescue 106.67 95.6 23 1.116 0.9906
SS Black oats - SB Tall fescue 62.67 95.6 23 0.655 0.9999
SS Black oats - SS Tall fescue -38.67 95.6 23 -0.404 1.0000
Ref Tall fescue - LB Tall fescue 129.33 95.6 23 1.353 0.9617
Ref Tall fescue - SB Tall fescue 85.33 95.6 23 0.893 0.9985
Ref Tall fescue - SS Tall fescue -16.00 95.6 23 -0.167 1.0000
LB Tall fescue - SB Tall fescue -44.00 95.6 23 -0.460 1.0000
LB Tall fescue - SS Tall fescue -145.33 95.6 23 -1.520 0.9198
SB Tall fescue - SS Tall fescue -101.33 95.6 23 -1.060 0.9937
P value adjustment: tukey method for comparing a family of 12 estimates
Fodder radish Black oats Tall fescue
Ref 3 3 3
Compost 0 0 0
LB 3 3 3
LB extensive 0 0 0
LB Sand 0 0 0
SB 3 3 3
SS 3 3 3
SS Caterpillar 0 0 0
Call:
lm(formula = droge_stof_kg_ha ~ ondgr_bw * gr_bem + blok, data = dataset_below)
Coefficients:
(Intercept) ondgr_bwLB
70.167 -4.000
ondgr_bwSB ondgr_bwSS
9.333 5.333
gr_bemBlack oats gr_bemTall fescue
-2.667 -26.333
blok ondgr_bwLB:gr_bemBlack oats
3.583 16.000
ondgr_bwSB:gr_bemBlack oats ondgr_bwSS:gr_bemBlack oats
-28.000 2.667
ondgr_bwLB:gr_bemTall fescue ondgr_bwSB:gr_bemTall fescue
38.333 -6.667
ondgr_bwSS:gr_bemTall fescue
23.667
Analysis of Variance Table
Response: droge_stof_kg_ha
Df Sum Sq Mean Sq F value Pr(>F)
ondgr_bw 3 2107.7 702.56 1.3978 0.2688
gr_bem 2 950.0 475.00 0.9451 0.4032
blok 1 308.2 308.17 0.6131 0.4416
ondgr_bw:gr_bem 6 2683.3 447.22 0.8898 0.5184
Residuals 23 11559.8 502.60
Shapiro-Wilk normality test
data: resid(md)
W = 0.93612, p-value = 0.03851
$emmeans
ondgr_bw gr_bem emmean SE df lower.CL upper.CL
Ref Fodder radish 77.3 12.9 23 50.6 104.1
LB Fodder radish 73.3 12.9 23 46.6 100.1
SB Fodder radish 86.7 12.9 23 59.9 113.4
SS Fodder radish 82.7 12.9 23 55.9 109.4
Ref Black oats 74.7 12.9 23 47.9 101.4
LB Black oats 86.7 12.9 23 59.9 113.4
SB Black oats 56.0 12.9 23 29.2 82.8
SS Black oats 82.7 12.9 23 55.9 109.4
Ref Tall fescue 51.0 12.9 23 24.2 77.8
LB Tall fescue 85.3 12.9 23 58.6 112.1
SB Tall fescue 53.7 12.9 23 26.9 80.4
SS Tall fescue 80.0 12.9 23 53.2 106.8
Confidence level used: 0.95
$contrasts
contrast estimate SE df t.ratio p.value
Ref Fodder radish - LB Fodder radish 4.00 18.3 23 0.219 1.0000
Ref Fodder radish - SB Fodder radish -9.33 18.3 23 -0.510 1.0000
Ref Fodder radish - SS Fodder radish -5.33 18.3 23 -0.291 1.0000
Ref Fodder radish - Ref Black oats 2.67 18.3 23 0.146 1.0000
Ref Fodder radish - LB Black oats -9.33 18.3 23 -0.510 1.0000
Ref Fodder radish - SB Black oats 21.33 18.3 23 1.165 0.9868
Ref Fodder radish - SS Black oats -5.33 18.3 23 -0.291 1.0000
Ref Fodder radish - Ref Tall fescue 26.33 18.3 23 1.439 0.9428
Ref Fodder radish - LB Tall fescue -8.00 18.3 23 -0.437 1.0000
Ref Fodder radish - SB Tall fescue 23.67 18.3 23 1.293 0.9719
Ref Fodder radish - SS Tall fescue -2.67 18.3 23 -0.146 1.0000
LB Fodder radish - SB Fodder radish -13.33 18.3 23 -0.728 0.9998
LB Fodder radish - SS Fodder radish -9.33 18.3 23 -0.510 1.0000
LB Fodder radish - Ref Black oats -1.33 18.3 23 -0.073 1.0000
LB Fodder radish - LB Black oats -13.33 18.3 23 -0.728 0.9998
LB Fodder radish - SB Black oats 17.33 18.3 23 0.947 0.9976
LB Fodder radish - SS Black oats -9.33 18.3 23 -0.510 1.0000
LB Fodder radish - Ref Tall fescue 22.33 18.3 23 1.220 0.9815
LB Fodder radish - LB Tall fescue -12.00 18.3 23 -0.656 0.9999
LB Fodder radish - SB Tall fescue 19.67 18.3 23 1.074 0.9930
LB Fodder radish - SS Tall fescue -6.67 18.3 23 -0.364 1.0000
SB Fodder radish - SS Fodder radish 4.00 18.3 23 0.219 1.0000
SB Fodder radish - Ref Black oats 12.00 18.3 23 0.656 0.9999
SB Fodder radish - LB Black oats 0.00 18.3 23 0.000 1.0000
SB Fodder radish - SB Black oats 30.67 18.3 23 1.675 0.8618
SB Fodder radish - SS Black oats 4.00 18.3 23 0.219 1.0000
SB Fodder radish - Ref Tall fescue 35.67 18.3 23 1.948 0.7200
SB Fodder radish - LB Tall fescue 1.33 18.3 23 0.073 1.0000
SB Fodder radish - SB Tall fescue 33.00 18.3 23 1.803 0.8010
SB Fodder radish - SS Tall fescue 6.67 18.3 23 0.364 1.0000
SS Fodder radish - Ref Black oats 8.00 18.3 23 0.437 1.0000
SS Fodder radish - LB Black oats -4.00 18.3 23 -0.219 1.0000
SS Fodder radish - SB Black oats 26.67 18.3 23 1.457 0.9381
SS Fodder radish - SS Black oats 0.00 18.3 23 0.000 1.0000
SS Fodder radish - Ref Tall fescue 31.67 18.3 23 1.730 0.8371
SS Fodder radish - LB Tall fescue -2.67 18.3 23 -0.146 1.0000
SS Fodder radish - SB Tall fescue 29.00 18.3 23 1.584 0.8981
SS Fodder radish - SS Tall fescue 2.67 18.3 23 0.146 1.0000
Ref Black oats - LB Black oats -12.00 18.3 23 -0.656 0.9999
Ref Black oats - SB Black oats 18.67 18.3 23 1.020 0.9954
Ref Black oats - SS Black oats -8.00 18.3 23 -0.437 1.0000
Ref Black oats - Ref Tall fescue 23.67 18.3 23 1.293 0.9719
Ref Black oats - LB Tall fescue -10.67 18.3 23 -0.583 1.0000
Ref Black oats - SB Tall fescue 21.00 18.3 23 1.147 0.9883
Ref Black oats - SS Tall fescue -5.33 18.3 23 -0.291 1.0000
LB Black oats - SB Black oats 30.67 18.3 23 1.675 0.8618
LB Black oats - SS Black oats 4.00 18.3 23 0.219 1.0000
LB Black oats - Ref Tall fescue 35.67 18.3 23 1.948 0.7200
LB Black oats - LB Tall fescue 1.33 18.3 23 0.073 1.0000
LB Black oats - SB Tall fescue 33.00 18.3 23 1.803 0.8010
LB Black oats - SS Tall fescue 6.67 18.3 23 0.364 1.0000
SB Black oats - SS Black oats -26.67 18.3 23 -1.457 0.9381
SB Black oats - Ref Tall fescue 5.00 18.3 23 0.273 1.0000
SB Black oats - LB Tall fescue -29.33 18.3 23 -1.602 0.8913
SB Black oats - SB Tall fescue 2.33 18.3 23 0.127 1.0000
SB Black oats - SS Tall fescue -24.00 18.3 23 -1.311 0.9690
SS Black oats - Ref Tall fescue 31.67 18.3 23 1.730 0.8371
SS Black oats - LB Tall fescue -2.67 18.3 23 -0.146 1.0000
SS Black oats - SB Tall fescue 29.00 18.3 23 1.584 0.8981
SS Black oats - SS Tall fescue 2.67 18.3 23 0.146 1.0000
Ref Tall fescue - LB Tall fescue -34.33 18.3 23 -1.876 0.7618
Ref Tall fescue - SB Tall fescue -2.67 18.3 23 -0.146 1.0000
Ref Tall fescue - SS Tall fescue -29.00 18.3 23 -1.584 0.8981
LB Tall fescue - SB Tall fescue 31.67 18.3 23 1.730 0.8371
LB Tall fescue - SS Tall fescue 5.33 18.3 23 0.291 1.0000
SB Tall fescue - SS Tall fescue -26.33 18.3 23 -1.439 0.9428
P value adjustment: tukey method for comparing a family of 12 estimates
Ref Compost LB LB extensive LB Sand
2 2 0 2 2
SB SS SS Caterpillar
0 0 3
Ref Compost LB LB extensive LB Sand
2 2 0 2 2
SB SS SS Caterpillar
0 0 3