Table 4 Element accumulation in the forages in the field trial.
From: The role of ruminant urine and faeces in the recycling of nutrients by forages
Different fields | Treatment of animal excreta | Yield (g per cut) | N (g)‡ | P (mg) | S (mg) | Cu (μg) | Zn (mg) | Mn (mg) | Se (μg) |
|---|---|---|---|---|---|---|---|---|---|
PP | Untreated (n = 3) | 109 ± 15.9a | 249 ± 55.8 (n = 2) | 309 ± 37.6a | 237 ± 52.9 | 733 ± 149.1 | 2.66 ± 0.686 | 9.00 ± 2.159 | 5.56 ± 5.022 |
Treated with urine (n = 3) | 120 ± 2.9a | 317 ± 19.0(n = 2) | 327 ± 11.2a | 247 ± 13.1 | 878 ± 80.3 | 3.18 ± 0.157 | 10.6 ± 4.09 | 9.45 ± 3.820 | |
Treated with faeces (n = 2) | 50.2 ± 9.29b | 181 (n = 1) | 174 ± 19.5b | 106 ± 29.2 | 424 ± 107.1 | 1.48 ± 0.289 | 5.25 ± 0.465 | 3.03 ± 0.008 | |
Excreta effect (p-values) | 0.0211* | - | 0.0278* | 0.1080 | 0.1273 | 0.1535 | 0.5541 | 0.6075 | |
WC | Untreated (n = 3) | 91.9 ± 20.08 | 219 ± 58.8 | 308 ± 45.9 | 227 ± 26.2 | 720 ± 180.0 | 2.30 ± 0.598 | 13.1 ± 5.90 | 6.93 ± 1.987 |
Treated with urine (n = 3) | 117 ± 7.5 | 287 ± 24.0 | 376 ± 36.8 | 281 ± 13.3 | 853 ± 118.6 | 2.96 ± 0.345 | 13.7 ± 3.36 | 11.0 ± 1.874 | |
Treated with faeces (n = 3) | 98.4 ± 13.03 | 241 ± 41.5 (n = 2) | 376 ± 25.1 | 216 ± 17.2 | 740 ± 78.3 | 2.46 ± 0.134 | 12.3 ± 0.63 | 8.63 ± 0.868 | |
Excreta effect (p-values) | 0.4978 | 0.5664 | 0.3828 | 0.1173 | 0.7555 | 0.5267 | 0.9699 | 0.2876 | |
GM | Untreated (n = 3) | 131 ± 20.1a | 228 ± 58.8 | 351 ± 40.0 | 298 ± 45.4ab | 867 ± 116.5b | 2.87 ± 0.279b | 14.5 ± 4.10 | 2.71 ± 0.848 |
Treated with urine (n = 3) | 187 ± 8.5a | 328 ± 24.0 | 425 ± 17.4 | 390 ± 2.7a | 1394 ± 165.3a | 4.26 ± 0.211a | 12.4 ± 1.28 | 1.74 ± 1.132 | |
Treated with faeces (n = 3) | 117 ± 2.6b | 267 ± 41.5 | 348 ± 13.3 | 264 ± 8.9b | 795 ± 91.1b | 2.55 ± 0.131b | 9.05 ± 0.562 | 1.03 ± 0.575 | |
Excreta effect (p-values) | 0.0183* | 0.0904 | 0.1425 | 0.0375* | 0.0312* | 0.0031** | 0.3666 | 0.4479 | |