Free amino acidsa | Yearb | Treatment | Fc | P | ||||
---|---|---|---|---|---|---|---|---|
Control | Compost | Greenchop mulch | Greenchop soil incorporated | Greenchop +  compost tea soil incorporated | ||||
Alanine | 2010 | 622 ± 82 | 562 ± 95 | 564 ± 129 | 618 ± 73 | 635 ± 82 | 0.13 | 0.9707 |
Arginine |  | 194 ± 20 | 183 ± 18 | 167 ± 16 | 184 ± 28 | 198 ± 16 | 0.39 | 0.8147 |
Aspartic acid |  | 492 ± 61 | 463 ± 47 | 420 ± 56 | 428 ± 69 | 453 ± 66 | 0.37 | 0.8270 |
Glutamic acid |  | 651 ± 52 | 653 ± 75 | 632 ± 88 | 610 ± 85 | 615 ± 84 | 0.10 | 0.9827 |
Glycine |  | 99 ± 32 | 179 ± 59 | 218 ± 38 | 134 ± 31 | 166 ± 27 | 1.48 | 0.2465 |
Histidine |  | 210 ± 24 | 178 ± 19 | 155 ± 23 | 174 ± 21 | 184 ± 17 | 1.15 | 0.3602 |
Isoleucine |  | 54 ± 18 | 38 ± 18 | 61 ± 23 | 48 ± 22 | 31 ± 20 | 0.42 | 0.7915 |
Leucine |  | 117 ± 17 | 114 ± 15 | 134 ± 20 | 114 ± 16 | 116 ± 15 | 0.34 | 0.8446 |
Lysine |  | 33 ± 15 | 27 ± 13 | 47 ± 10 | 30 ± 19 | 43 ± 15 | 0.58 | 0.6827 |
Methionine |  | 0 | 0 | 0 | 0 | 0 | – | – |
Phenylalanine |  | 25 ± 16 | 20 ± 20 | 34 ± 15 | 21 ± 13 | 17 ± 17 | 0.25 | 0.9081 |
Proline |  | 0 | 0 | 0 | 0 | 0 | – | – |
Serine |  | 348 ± 68 | 336 ± 98 | 361 ± 67 | 234 ± 56 | 302 ± 72 | 0.90 | 0.4843 |
Threonine |  | 351 ± 36 | 289 ± 33 | 292 ± 21 | 278 ± 38 | 325 ± 72 | 2.52 | 0.0737 |
Tyrosine |  | 114 ± 27 | 148 ± 17 | 137 ± 12 | 130 ± 13 | 141 ± 20 | 0.42 | 0.7905 |
Valine |  | 159 ± 26 | 124 ± 19 | 148 ± 17 | 135 ± 22 | 142 ± 25 | 0.52 | 0.7200 |
Free essentialsd |  | 1141 ± 145 | 974 ± 143 | 1,038 ± 118 | 984 ± 160 | 1057 ± 131 | 0.39 | 0.8109 |
Total |  | 3468 ± 296 | 3317 ± 377 | 3372 ± 300 | 3139 ± 465 | 3369 ± 434 | 0.20 | 0.9339 |
Alanine | 2011 | 583 ± 78 | 603 ± 88 | 579 ± 102 | 631 ± 97 | 649 ± 125 | 1.49 | 0.2388 |
Arginine |  | 209 ± 23 | 207 ± 20 | 216 ± 18 | 204 ± 17 | 226 ± 21 | 0.52 | 0.7263 |
Aspartic acid |  | 438 ± 55 | 422 ± 47 | 401 ± 41 | 431 ± 62 | 429 ± 53 | 0.39 | 0.8145 |
Glutamic acid |  | 722 ± 98 | 693 ± 84 | 736 ± 102 | 717 ± 79 | 728 ± 82 | 0.73 | 0.5811 |
Glycine |  | 151 ± 35 | 189 ± 47 | 173 ± 37 | 199 ± 44 | 165 ± 38 | 1.13 | 0.2663 |
Histidine |  | 183 ± 26 b | 288 ± 33 a | 179 ± 22 b | 162 ± 26 b | 149 ± 21 b | 16.44 |  < 0.0001 |
Isoleucine |  | 63 ± 25 | 59 ± 22 | 67 ± 22 | 71 ± 25 | 71 ± 23 | 0.23 | 0.9174 |
Leucine |  | 129 ± 16 | 114 ± 21 | 121 ± 18 | 130 ± 14 | 118 ± 13 | 0.55 | 0.7323 |
Lysine |  | 26 ± 9 b | 71 ± 11 a | 24 ± 8 b | 21 ± 8 b | 30 ± 8 b | 28.63 |  < 0.0001 |
Methionine |  | 0 | 0 | 0 | 0 | 0 | – | – |
Phenylalanine |  | 17 ± 7 | 12 ± 5 | 18 ± 6 | 13 ± 4 | 19 ± 6 | 0.21 | 0.9226 |
Proline |  | 21 ± 4 | 17 ± 4 | 23 ± 5 | 16 ± 3 | 20 ± 4 | 0.62 | 0.6596 |
Serine |  | 313 ± 54 | 286 ± 51 | 324 ± 61 | 316 ± 58 | 301 ± 50 | 1.01 | 0.4281 |
Threonine |  | 275 ± 39 | 302 ± 48 | 286 ± 36 | 289 ± 40 | 308 ± 46 | 1.25 | 0.3226 |
Tyrosine |  | 137 ± 18 | 145 ± 14 | 132 ± 16 | 137 ± 14 | 151 ± 20 | 0.47 | 0.7518 |
Valine |  | 144 ± 19 | 153 ± 18 | 139 ± 16 | 155 ± 16 | 149 ± 16 | 0.44 | 0.7693 |
Free essentialsd |  | 1046 ± 139 | 1206 ± 127 | 1050 ± 119 | 1045 ± 144 | 1070 ± 147 | 0.23 | 0.9136 |
Total |  | 3411 ± 288 | 3561 ± 406 | 3418 ± 381 | 3492 ± 352 | 3513 ± 337 | 0.18 | 0.9314 |