Table 2 Effects of planting pattern and fertilizer rate on nitrogen (N) and phosphorus (P) uptake by foxtail millet at harvesting during 2013–2015.
Year | Planting pattern | Fertilizer rate | N uptake (kg ha−1) | P uptake (kg ha−1) | ||||
|---|---|---|---|---|---|---|---|---|
Straw | Grain | Total plant | Straw | Grain | Total plant | |||
2013 | R | F0 | 17.1e | 38.3d | 55.4e | 5.7e | 8.6e | 14.3e |
F1 | 36.5d | 68.2c | 104.7d | 8.5d | 14.7d | 23.2d | ||
F2 | 59.2c | 86.8b | 146.0c | 12.6c | 22.6c | 35.1c | ||
F3 | 67.5ab | 91.1ab | 158.6ab | 14.5ab | 25.5ab | 40.1ab | ||
Mean | 45.1A | 71.1A | 116.2A | 10.3A | 17.8A | 28.2A | ||
T | F0 | 16.8e | 38.2d | 55.0e | 6.3e | 8.9e | 15.2e | |
F1 | 34.7d | 69.6c | 104.3d | 8.7d | 14.3d | 23.0d | ||
F2 | 59.3bc | 94.0a | 153.2bc | 12.9bc | 23.6bc | 36.9bc | ||
F3 | 69.9a | 96.1a | 166.0a | 15.8a | 27.5a | 43.3a | ||
Mean | 45.2A | 74.5A | 119.6A | 10.9A | 18.6A | 29.6A | ||
Analysis of Variance | P | ns | * | ns | ns | ns | ns | |
F | ** | ** | ** | ** | ** | ** | ||
P × F | ns | ns | ns | ns | ns | ns | ||
2014 | R | F0 | 32.0f | 67.0de | 99.0d | 1.7f | 10.2d | 12.0f |
F1 | 39.8de | 89.0c | 128.9c | 2.4e | 13.9c | 16.3de | ||
F2 | 56.9c | 107.5ab | 164.4ab | 4.0d | 16.5ab | 20.5bc | ||
F3 | 61.3b | 111.5a | 172.8ab | 5.0b | 17.3a | 22.3a | ||
Mean | 47.5B | 93.7A | 141.3A | 3.3B | 14.5A | 17.8A | ||
T | F0 | 35.4ef | 63.1e | 98.5d | 2.0f | 10.2d | 12.2f | |
F1 | 46.7d | 75.1d | 121.7c | 2.8e | 11.0d | 13.8ef | ||
F2 | 65.8b | 95.6bc | 161.5b | 4.9c | 14.2bc | 19.1cd | ||
F3 | 73.7a | 102.7ab | 176.4a | 5.9a | 16.0ac | 21.9ab | ||
Mean | 55.4A | 84.1B | 139.5A | 3.9A | 12.9B | 16.7A | ||
Analysis of Variance | P | * | ** | ns | ** | * | ns | |
F | ** | ** | ** | ** | ** | ** | ||
P × F | ns | ns | ns | ** | ns | ns | ||
2015 | R | F0 | 12.9e | 44.2d | 57.1e | 1.3f | 7.9cd | 9.2e |
F1 | 23.4d | 78.7b | 102.1c | 1.9de | 12.1b | 14.1c | ||
F2 | 38.8c | 97.3a | 136.1b | 3.4c | 14.7a | 18.0b | ||
F3 | 48.3b | 98.2a | 146.6ab | 4.4b | 15.4a | 19.9a | ||
Mean | 30.9B | 79.6A | 110.5A | 2.8B | 12.5A | 15.3A | ||
T | F0 | 13.3e | 42.1d | 55.3e | 1.7ef | 7.2d | 8.9e | |
F1 | 27.3d | 60.6c | 87.9d | 2.6cd | 9.3c | 11.9d | ||
F2 | 45.0b | 87.3ab | 132.4b | 4.2b | 13.1b | 17.4b | ||
F3 | 57.6a | 92.6a | 150.2a | 5.8a | 14.0a | 19.8a | ||
Mean | 35.8A | 70.7B | 106.4A | 3.6A | 10.9B | 14.5A | ||
Analysis of Variance | P | ** | * | ns | ** | * | ns | |
F | ** | ** | ** | ** | ** | ** | ||
P × F | ns | * | * | * | * | * | ||