Chinese Agricultural Science Bulletin ›› 2021, Vol. 37 ›› Issue (2): 67-73.doi: 10.11924/j.issn.1000-6850.casb20200300198
Special Issue: 耕地保护
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Yan Jianli1(), Zhang Mingkui2(
), Wang Daoze3
Received:
2020-03-12
Revised:
2020-05-18
Online:
2021-01-15
Published:
2021-01-14
Contact:
Zhang Mingkui
E-mail:yjl7784@163.com;mkzhang@zju.edu.cn
CLC Number:
Yan Jianli, Zhang Mingkui, Wang Daoze. Different Amendments: Effect on Soil Physical Properties of Newly Reclaimed Land in Low Hilly Region[J]. Chinese Agricultural Science Bulletin, 2021, 37(2): 67-73.
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URL: https://www.casb.org.cn/EN/10.11924/j.issn.1000-6850.casb20200300198
质地 | 土壤名称 | 粘粒含量/(g/kg) | 砂粒/(g/kg) | 砾石/(g/kg) | 有机碳/(g/kg) | CEC/(cmol/kg) | pH |
---|---|---|---|---|---|---|---|
砂土 | 红砂土 | 86 | 755 | 113 | 3.65 | 6.65 | 5.23 |
壤土 | 黄红泥土 | 265 | 368 | 22 | 6.68 | 8.89 | 5.28 |
粘土 | 黄筋泥 | 403 | 355 | 15 | 5.24 | 10.87 | 5.02 |
质地 | 土壤名称 | 粘粒含量/(g/kg) | 砂粒/(g/kg) | 砾石/(g/kg) | 有机碳/(g/kg) | CEC/(cmol/kg) | pH |
---|---|---|---|---|---|---|---|
砂土 | 红砂土 | 86 | 755 | 113 | 3.65 | 6.65 | 5.23 |
壤土 | 黄红泥土 | 265 | 368 | 22 | 6.68 | 8.89 | 5.28 |
粘土 | 黄筋泥 | 403 | 355 | 15 | 5.24 | 10.87 | 5.02 |
改良剂 | pH | 有机碳(g/kg) | CEC(cmol/kg) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
砂土 | 壤土 | 粘土 | 砂土 | 壤土 | 粘土 | 砂土 | 壤土 | 粘土 | |||
对照 | 5.21±0.12cd | 5.32±0.12cd | 5.05±0.14c | 3.58±0.56e | 6.63±1.13e | 5.28±1.08e | 6.65±0.73c | 8.89±0.54b | 9.87±0.41d | ||
聚丙烯酰胺 | 5.17±0.13cd | 5.34±0.13cd | 5.08±0.12c | 4.15±0.74e | 7.25±1.35e | 7.98±1.52e | 6.67±0.65c | 8.78±0.42b | 10.04±0.38cd | ||
β-环糊精 | 5.22±0.11cd | 5.34±0.11cd | 5.09±0.08c | 4.52±0.87e | 7.39±1.58e | 7.24±1.33e | 6.95±0.48c | 8.96±0.38b | 9.97±0.52d | ||
褐腐酸钾 | 5.32±0.14c | 5.42±0.12c | 5.11±0.09c | 4.37±1.14e | 7.98±1.59e | 7.79±1.63e | 7.28±0.39bc | 9.97±0.52ab | 10.69±0.63cd | ||
膨润土 | 5.18±0.13cd | 5.24±0.13cd | 5.02±0.13c | 3.23±0.59e | 5.58±1.14e | 5.35±1.38e | 9.32±0.74a | 10.56±0.78a | 12.68±0.91ab | ||
高岭土 | 5.24±0.10cd | 5.35±0.13cd | 5.09±0.12c | 3.19±0.59e | 6.12±1.09e | 5.19±1.32e | 7.87±0.41bc | 9.54±0.62ab | 10.14±0.54cd | ||
蛭石 | 5.26±0.14cd | 5.35±0.12cd | 5.10±0.14c | 3.24±0.69e | 5.78±1.33e | 5.09±1.42e | 8.32±0.36b | 9.89±0.49ab | 10.47±0.62cd | ||
沸石 | 5.24±0.12cd | 5.36±0.13cd | 5.11±0.13c | 3.21±0.68e | 5.72±0.98e | 5.11±1.14e | 8.19±0.44b | 10.14±0.55a | 10.56±0.49cd | ||
硅藻土 | 5.27±0.11cd | 5.39±0.10c | 5.13±0.14c | 3.17±0.59e | 5.79±1.29e | 5.08±1.54e | 7.39±0.52bc | 8.87±0.37b | 9.97±0.71d | ||
石灰石粉 | 7.14±0.17a | 6.42±0.13a | 6.21±0.13a | 3.25±0.69e | 5.65±0.73e | 5.11±0.68e | 7.23±0.51bc | 9.18±0.42ab | 10.35±0.64cd | ||
泥炭 | 5.07±0.12d | 5.17±0.13d | 5.01±0.12c | 23.14±2.14a | 29.58±2.28a | 31.25±3.28a | 8.97±0.54ab | 11.32±1.11a | 13.05±0.72a | ||
商品有机肥 | 5.27±0.11cd | 5.36±0.12cd | 5.13±0.11c | 11.47±1.65c | 14.25±2.13c | 16.54±2.88c | 7.65±0.38bc | 9.97±0.64ab | 11.32±0.64bc | ||
水稻秸秆 | 5.25±0.09cd | 5.37±0.11cd | 5.09±0.13c | 8.78±2.42d | 12.35±2.63cd | 13.87±2.19cd | 6.68±0.27c | 9.28±0.52ab | 10.47±0.59cd | ||
紫云英 | 5.18±0.10cd | 5.31±0.12cd | 5.02±0.12c | 7.65±1.69d | 10.24±2.33d | 11.58±2.01d | 6.73±0.42c | 9.14±0.71ab | 10.24±0.66cd | ||
生物质炭 | 5.65±0.14b | 5.71±0.14b | 5.34±0.13b | 19.87±2.54b | 23.65±3.42b | 26.35±3.66b | 7.79±0.38b | 10.14±1.02a | 13.02±0.87a |
改良剂 | pH | 有机碳(g/kg) | CEC(cmol/kg) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
砂土 | 壤土 | 粘土 | 砂土 | 壤土 | 粘土 | 砂土 | 壤土 | 粘土 | |||
对照 | 5.21±0.12cd | 5.32±0.12cd | 5.05±0.14c | 3.58±0.56e | 6.63±1.13e | 5.28±1.08e | 6.65±0.73c | 8.89±0.54b | 9.87±0.41d | ||
聚丙烯酰胺 | 5.17±0.13cd | 5.34±0.13cd | 5.08±0.12c | 4.15±0.74e | 7.25±1.35e | 7.98±1.52e | 6.67±0.65c | 8.78±0.42b | 10.04±0.38cd | ||
β-环糊精 | 5.22±0.11cd | 5.34±0.11cd | 5.09±0.08c | 4.52±0.87e | 7.39±1.58e | 7.24±1.33e | 6.95±0.48c | 8.96±0.38b | 9.97±0.52d | ||
褐腐酸钾 | 5.32±0.14c | 5.42±0.12c | 5.11±0.09c | 4.37±1.14e | 7.98±1.59e | 7.79±1.63e | 7.28±0.39bc | 9.97±0.52ab | 10.69±0.63cd | ||
膨润土 | 5.18±0.13cd | 5.24±0.13cd | 5.02±0.13c | 3.23±0.59e | 5.58±1.14e | 5.35±1.38e | 9.32±0.74a | 10.56±0.78a | 12.68±0.91ab | ||
高岭土 | 5.24±0.10cd | 5.35±0.13cd | 5.09±0.12c | 3.19±0.59e | 6.12±1.09e | 5.19±1.32e | 7.87±0.41bc | 9.54±0.62ab | 10.14±0.54cd | ||
蛭石 | 5.26±0.14cd | 5.35±0.12cd | 5.10±0.14c | 3.24±0.69e | 5.78±1.33e | 5.09±1.42e | 8.32±0.36b | 9.89±0.49ab | 10.47±0.62cd | ||
沸石 | 5.24±0.12cd | 5.36±0.13cd | 5.11±0.13c | 3.21±0.68e | 5.72±0.98e | 5.11±1.14e | 8.19±0.44b | 10.14±0.55a | 10.56±0.49cd | ||
硅藻土 | 5.27±0.11cd | 5.39±0.10c | 5.13±0.14c | 3.17±0.59e | 5.79±1.29e | 5.08±1.54e | 7.39±0.52bc | 8.87±0.37b | 9.97±0.71d | ||
石灰石粉 | 7.14±0.17a | 6.42±0.13a | 6.21±0.13a | 3.25±0.69e | 5.65±0.73e | 5.11±0.68e | 7.23±0.51bc | 9.18±0.42ab | 10.35±0.64cd | ||
泥炭 | 5.07±0.12d | 5.17±0.13d | 5.01±0.12c | 23.14±2.14a | 29.58±2.28a | 31.25±3.28a | 8.97±0.54ab | 11.32±1.11a | 13.05±0.72a | ||
商品有机肥 | 5.27±0.11cd | 5.36±0.12cd | 5.13±0.11c | 11.47±1.65c | 14.25±2.13c | 16.54±2.88c | 7.65±0.38bc | 9.97±0.64ab | 11.32±0.64bc | ||
水稻秸秆 | 5.25±0.09cd | 5.37±0.11cd | 5.09±0.13c | 8.78±2.42d | 12.35±2.63cd | 13.87±2.19cd | 6.68±0.27c | 9.28±0.52ab | 10.47±0.59cd | ||
紫云英 | 5.18±0.10cd | 5.31±0.12cd | 5.02±0.12c | 7.65±1.69d | 10.24±2.33d | 11.58±2.01d | 6.73±0.42c | 9.14±0.71ab | 10.24±0.66cd | ||
生物质炭 | 5.65±0.14b | 5.71±0.14b | 5.34±0.13b | 19.87±2.54b | 23.65±3.42b | 26.35±3.66b | 7.79±0.38b | 10.14±1.02a | 13.02±0.87a |
改良剂 | >0.25mm团聚体/% | >5mm团聚体/% | 容重/(g/cm3) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
砂土 | 壤土 | 粘土 | 砂土 | 壤土 | 粘土 | 砂土 | 壤土 | 粘土 | |||
对照 | 12.85±2.14f | 28.85±2.45e | 51.47±3.52d | 0.00±0.00g | 2.34±0.64f | 8.65±1.65f | 1.52 ±0.03a | 1.38±0.02a | 1.44±0.04a | ||
聚丙烯酰胺 | 51.32±3.24a | 63.54±3.65a | 73.54±4.65ab | 19.56±1.65a | 24.14±3.25a | 31.54±2.98a | 1.28 ±0.03d | 1.22 ±0.04d | 1.33 ±0.03c | ||
β-环糊精 | 43.65±3.52b | 56.47±3.45b | 72.65±4.32ab | 13.54±2.14b | 21.59±2.65ab | 29.17±3.54a | 1.33 ±0.04cd | 1.24 ±0.02cd | 1.35 ±0.02bc | ||
褐腐酸钾 | 39.54±3.98b | 47.65±3.18c | 79.98±5.21a | 9.65±1.23c | 18.97±2.41b | 25.54±2.64b | 1.31 ±0.04cd | 1.21 ±0.03d | 1.33 ±0.03c | ||
膨润土 | 33.24±3.25c | 35.24±3.52df | 54.65±3.32cd | 5.65±0.75d | 13.52±1.45c | 18.97±2.05d | 1.37 ±0.03c | 1.26 ±0.02cd | 1.38 ±0.03b | ||
高岭土 | 29.56±2.98c | 32.56±3.39fe | 53.47±3.16cd | 4.12±0.64f | 8.74±1.36d | 17.66±1.67d | 1.41 ±0.04bc | 1.29 ±0.04bc | 1.39 ±0.02b | ||
蛭石 | 17.76±2.42e | 31.65±2.87e | 54.25±3.35cd | 0.00±0.00g | 7.89±0.87d | 13.65±1.54e | 1.44 ±0.03b | 1.31 ±0.04b | 1.38 ±0.03b | ||
沸石 | 15.37±2.11ef | 32.65±2.68fe | 51.24±3.42d | 0.00±0.00g | 6.58±1.12de | 10.24±1.58ef | 1.46 ±0.03b | 1.33 ±0.03b | 1.41 ±0.04bc | ||
硅藻土 | 16.32±1.86ef | 33.54±3.21df | 50.47±2.87d | 0.00±0.00g | 5.47±0.87e | 10.17±1.68ef | 1.44 ±0.04b | 1.31 ±0.03b | 1.35 ±0.03bc | ||
石灰石粉 | 13.21±1.54f | 34.65±3.35df | 55.24±2.69cd | 0.00±0.00g | 4.65±0.65e | 13.54±2.03e | 1.42 ±0.03bc | 1.29 ±0.02bc | 1.39 ±0.02b | ||
泥炭 | 28.23±3.42c | 38.64±2.68d | 67.89±4.25b | 6.54±0.69d | 11.65±1.65c | 16.87±2.88de | 1.29 ±0.03d | 1.22 ±0.02d | 1.31 ±0.03d | ||
商品有机肥 | 21.98±2.15d | 37.98±2.76d | 69.58±3.68b | 2.54±0.45e | 8.97±1.39d | 21.25±3.24c | 1.37 ±0.03c | 1.24 ±0.03cd | 1.33 ±0.02cd | ||
水稻秸秆 | 16.57±1.85e | 35.64±3.14df | 61.25±3.64c | 3.66±0.42fe | 10.14±2.14cd | 17.89±2.65d | 1.40 ±0.04bc | 1.27 ±0.02c | 1.36 ±0.03bc | ||
紫云英 | 17.34±2.02e | 36.79±3.29d | 58.74±3.25c | 3.87±0.69fe | 7.47±1.16d | 13.54±1.98e | 1.41 ±0.03bc | 1.29 ±0.03bc | 1.38 ±0.04b | ||
生物质炭 | 15.24±2.11ef | 32.54±3.11fe | 52.47±3.14d | 0.00±0.00g | 6.68±1.74de | 12.24±1.69e | 1.30 ±0.02cd | 1.24 ±0.03cd | 1.31 ±0.03d |
改良剂 | >0.25mm团聚体/% | >5mm团聚体/% | 容重/(g/cm3) | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
砂土 | 壤土 | 粘土 | 砂土 | 壤土 | 粘土 | 砂土 | 壤土 | 粘土 | |||
对照 | 12.85±2.14f | 28.85±2.45e | 51.47±3.52d | 0.00±0.00g | 2.34±0.64f | 8.65±1.65f | 1.52 ±0.03a | 1.38±0.02a | 1.44±0.04a | ||
聚丙烯酰胺 | 51.32±3.24a | 63.54±3.65a | 73.54±4.65ab | 19.56±1.65a | 24.14±3.25a | 31.54±2.98a | 1.28 ±0.03d | 1.22 ±0.04d | 1.33 ±0.03c | ||
β-环糊精 | 43.65±3.52b | 56.47±3.45b | 72.65±4.32ab | 13.54±2.14b | 21.59±2.65ab | 29.17±3.54a | 1.33 ±0.04cd | 1.24 ±0.02cd | 1.35 ±0.02bc | ||
褐腐酸钾 | 39.54±3.98b | 47.65±3.18c | 79.98±5.21a | 9.65±1.23c | 18.97±2.41b | 25.54±2.64b | 1.31 ±0.04cd | 1.21 ±0.03d | 1.33 ±0.03c | ||
膨润土 | 33.24±3.25c | 35.24±3.52df | 54.65±3.32cd | 5.65±0.75d | 13.52±1.45c | 18.97±2.05d | 1.37 ±0.03c | 1.26 ±0.02cd | 1.38 ±0.03b | ||
高岭土 | 29.56±2.98c | 32.56±3.39fe | 53.47±3.16cd | 4.12±0.64f | 8.74±1.36d | 17.66±1.67d | 1.41 ±0.04bc | 1.29 ±0.04bc | 1.39 ±0.02b | ||
蛭石 | 17.76±2.42e | 31.65±2.87e | 54.25±3.35cd | 0.00±0.00g | 7.89±0.87d | 13.65±1.54e | 1.44 ±0.03b | 1.31 ±0.04b | 1.38 ±0.03b | ||
沸石 | 15.37±2.11ef | 32.65±2.68fe | 51.24±3.42d | 0.00±0.00g | 6.58±1.12de | 10.24±1.58ef | 1.46 ±0.03b | 1.33 ±0.03b | 1.41 ±0.04bc | ||
硅藻土 | 16.32±1.86ef | 33.54±3.21df | 50.47±2.87d | 0.00±0.00g | 5.47±0.87e | 10.17±1.68ef | 1.44 ±0.04b | 1.31 ±0.03b | 1.35 ±0.03bc | ||
石灰石粉 | 13.21±1.54f | 34.65±3.35df | 55.24±2.69cd | 0.00±0.00g | 4.65±0.65e | 13.54±2.03e | 1.42 ±0.03bc | 1.29 ±0.02bc | 1.39 ±0.02b | ||
泥炭 | 28.23±3.42c | 38.64±2.68d | 67.89±4.25b | 6.54±0.69d | 11.65±1.65c | 16.87±2.88de | 1.29 ±0.03d | 1.22 ±0.02d | 1.31 ±0.03d | ||
商品有机肥 | 21.98±2.15d | 37.98±2.76d | 69.58±3.68b | 2.54±0.45e | 8.97±1.39d | 21.25±3.24c | 1.37 ±0.03c | 1.24 ±0.03cd | 1.33 ±0.02cd | ||
水稻秸秆 | 16.57±1.85e | 35.64±3.14df | 61.25±3.64c | 3.66±0.42fe | 10.14±2.14cd | 17.89±2.65d | 1.40 ±0.04bc | 1.27 ±0.02c | 1.36 ±0.03bc | ||
紫云英 | 17.34±2.02e | 36.79±3.29d | 58.74±3.25c | 3.87±0.69fe | 7.47±1.16d | 13.54±1.98e | 1.41 ±0.03bc | 1.29 ±0.03bc | 1.38 ±0.04b | ||
生物质炭 | 15.24±2.11ef | 32.54±3.11fe | 52.47±3.14d | 0.00±0.00g | 6.68±1.74de | 12.24±1.69e | 1.30 ±0.02cd | 1.24 ±0.03cd | 1.31 ±0.03d |
改良剂 | 饱和持水量/% | 凋萎含水量/% | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
砂土 | 壤土 | 粘土 | 砂土 | 壤土 | 粘土 | |||||||
对照 | 23.67±1.12d | 29.24±1.54d | 27.18±1.67c | 6.15±0.32b | 7.65±0.41b | 14.65±0.57ab | ||||||
聚丙烯酰胺 | 34.52±1.52a | 37.87±2.14ab | 32.17±1.74a | 6.21±0.28ab | 7.88±0.25ab | 14.55±0.61b | ||||||
β-环糊精 | 32.04±1.48ab | 36.57±1.87ab | 31.05±1.54ab | 5.97±0.26bc | 7.69±0.32b | 14.48±0.59b | ||||||
褐腐酸钾 | 32.87±1.65ab | 38.54±1.95a | 32.10±2.01a | 5.78±0.32bc | 7.32±0.27bc | 13.74±0.57c | ||||||
膨润土 | 30.05±1.32b | 35.47±1.42b | 29.53±2.01ab | 6.87±0.32a | 8.21±0.28a | 15.24±0.41a | ||||||
高岭土 | 28.25±1.28bc | 34.05±1.65bc | 29.14±2.14b | 6.32±0.29ab | 7.78±0.41ab | 14.74±0.38ab | ||||||
蛭石 | 27.32±1.42c | 32.89±1.41c | 29.74±1.78ab | 5.69±0.18bc | 7.32±0.32b | 14.02±0.42bc | ||||||
沸石 | 26.01±1.13c | 32.17±1.43c | 28.55±1.46bc | 5.79±0.24bc | 7.55±0.36b | 14.21±0.41bc | ||||||
硅藻土 | 27.04±1.24c | 33.02±2.01bc | 31.04±1.57ab | 5.89±0.29bc | 7.49±0.34b | 13.76±0.32c | ||||||
石灰石粉 | 28.14±1.35bc | 33.97±1.75bc | 29.14±1.67bc | 6.24±0.31ab | 7.81±0.42ab | 14.33±0.31bc | ||||||
泥炭 | 34.15±1.73a | 37.88±1.65ab | 32.87±1.67a | 5.42±0.41c | 6.75±0.24d | 12.47±0.63d | ||||||
商品有机肥 | 30.17±1.35b | 36.41±1.35ab | 31.97±1.59ab | 5.74±0.26bc | 6.85±0.26d | 13.54±0.48cd | ||||||
水稻秸秆 | 28.65±1.18bc | 35.24±1.66b | 30.54±1.68ab | 6.07±0.34b | 6.97±0.35cd | 13.74±0.52cd | ||||||
紫云英 | 28.54±1.47bc | 34.17±1.38bc | 29.67±1.77ab | 6.08±0.25b | 7.14±0.37c | 13.86±0.28cd | ||||||
生物质炭 | 33.41±1.52a | 35.98±1.42b | 32.89±1.54a | 5.47±0.33c | 6.14±0.41e | 11.65±0.39e | ||||||
改良剂 | 渗透系数(饱和导水率)/(mm/d) | 最大有效水范围/% | ||||||||||
砂土 | 壤土 | 粘土 | 砂土 | 壤土 | 粘土 | |||||||
对照 | 41.14±1.41cd | 32.65±1.42f | 25.67±1.10e | 17.52±0.87e | 21.59±0.78e | 12.53±0.45e | ||||||
聚丙烯酰胺 | 47.35±2.25ab | 46.35±1.36ab | 35.41±1.24ab | 28.31±1.14a | 29.99±0.56ab | 17.62±0.63bc | ||||||
β-环糊精 | 47.18±1.98ab | 41.28±1.52c | 31.54±0.87c | 26.07±1.08b | 28.88±1.03ab | 16.57±1.02c | ||||||
褐腐酸钾 | 49.68±1.74a | 43.65±1.46bc | 34.67±1.35ab | 27.09±1.35ab | 31.22±0.86a | 18.36 ±0.85b | ||||||
膨润土 | 43.65±1.28bc | 38.56±1.28d | 22.89±1.74f | 23.18±1.52c | 27.26±1.24bc | 14.29±0.82d | ||||||
高岭土 | 40.14±1.52d | 36.58±1.19de | 23.54±1.25ef | 21.93±1.43cd | 26.27±1.08c | 14.40±0.91d | ||||||
蛭石 | 45.65±1.74bc | 36.14±1.35de | 28.54±1.42d | 21.63±1.25cd | 25.57±0.95cd | 15.72±0.75cd | ||||||
沸石 | 43.98±1.36bc | 34.25±1.63e | 27.69±1.27de | 20.22±1.14d | 24.62±0.79d | 14.34±0.68d | ||||||
硅藻土 | 43.65±1.66bc | 34.29±1.52e | 31.25±1.34c | 21.15±0.74cd | 25.53±0.68cd | 17.28±0.59bc | ||||||
石灰石粉 | 42.56±1.34cd | 33.41±1.07ef | 27.14±1.24de | 21.90±0.75cd | 26.16±0.73c | 14.81±0.72cd | ||||||
泥炭 | 47.65±1.54ab | 45.64±1.38b | 33.74±1.41b | 28.73±1.24a | 31.13±1.24a | 20.40±0.74a | ||||||
商品有机肥 | 45.65±1.32b | 39.87±1.25cd | 29.58±1.52cd | 24.43±1.41bc | 29.56±1.08ab | 18.43±0.63b | ||||||
水稻秸秆 | 42.17±1.29c | 36.78±1.34de | 27.14±1.42de | 22.58±1.35cd | 28.27±0.87b | 16.80±0.98c | ||||||
紫云英 | 43.25±1.45bc | 35.14±1.45de | 26.68±1.35de | 22.46±1.28cd | 27.03±0.69bc | 15.81±1.02cd | ||||||
生物质炭 | 49.54±1.39a | 48.54±1.75a | 36.57±1.29a | 27.94±1.41ab | 29.84±0.83ab | 21.24±0.75a |
改良剂 | 饱和持水量/% | 凋萎含水量/% | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
砂土 | 壤土 | 粘土 | 砂土 | 壤土 | 粘土 | |||||||
对照 | 23.67±1.12d | 29.24±1.54d | 27.18±1.67c | 6.15±0.32b | 7.65±0.41b | 14.65±0.57ab | ||||||
聚丙烯酰胺 | 34.52±1.52a | 37.87±2.14ab | 32.17±1.74a | 6.21±0.28ab | 7.88±0.25ab | 14.55±0.61b | ||||||
β-环糊精 | 32.04±1.48ab | 36.57±1.87ab | 31.05±1.54ab | 5.97±0.26bc | 7.69±0.32b | 14.48±0.59b | ||||||
褐腐酸钾 | 32.87±1.65ab | 38.54±1.95a | 32.10±2.01a | 5.78±0.32bc | 7.32±0.27bc | 13.74±0.57c | ||||||
膨润土 | 30.05±1.32b | 35.47±1.42b | 29.53±2.01ab | 6.87±0.32a | 8.21±0.28a | 15.24±0.41a | ||||||
高岭土 | 28.25±1.28bc | 34.05±1.65bc | 29.14±2.14b | 6.32±0.29ab | 7.78±0.41ab | 14.74±0.38ab | ||||||
蛭石 | 27.32±1.42c | 32.89±1.41c | 29.74±1.78ab | 5.69±0.18bc | 7.32±0.32b | 14.02±0.42bc | ||||||
沸石 | 26.01±1.13c | 32.17±1.43c | 28.55±1.46bc | 5.79±0.24bc | 7.55±0.36b | 14.21±0.41bc | ||||||
硅藻土 | 27.04±1.24c | 33.02±2.01bc | 31.04±1.57ab | 5.89±0.29bc | 7.49±0.34b | 13.76±0.32c | ||||||
石灰石粉 | 28.14±1.35bc | 33.97±1.75bc | 29.14±1.67bc | 6.24±0.31ab | 7.81±0.42ab | 14.33±0.31bc | ||||||
泥炭 | 34.15±1.73a | 37.88±1.65ab | 32.87±1.67a | 5.42±0.41c | 6.75±0.24d | 12.47±0.63d | ||||||
商品有机肥 | 30.17±1.35b | 36.41±1.35ab | 31.97±1.59ab | 5.74±0.26bc | 6.85±0.26d | 13.54±0.48cd | ||||||
水稻秸秆 | 28.65±1.18bc | 35.24±1.66b | 30.54±1.68ab | 6.07±0.34b | 6.97±0.35cd | 13.74±0.52cd | ||||||
紫云英 | 28.54±1.47bc | 34.17±1.38bc | 29.67±1.77ab | 6.08±0.25b | 7.14±0.37c | 13.86±0.28cd | ||||||
生物质炭 | 33.41±1.52a | 35.98±1.42b | 32.89±1.54a | 5.47±0.33c | 6.14±0.41e | 11.65±0.39e | ||||||
改良剂 | 渗透系数(饱和导水率)/(mm/d) | 最大有效水范围/% | ||||||||||
砂土 | 壤土 | 粘土 | 砂土 | 壤土 | 粘土 | |||||||
对照 | 41.14±1.41cd | 32.65±1.42f | 25.67±1.10e | 17.52±0.87e | 21.59±0.78e | 12.53±0.45e | ||||||
聚丙烯酰胺 | 47.35±2.25ab | 46.35±1.36ab | 35.41±1.24ab | 28.31±1.14a | 29.99±0.56ab | 17.62±0.63bc | ||||||
β-环糊精 | 47.18±1.98ab | 41.28±1.52c | 31.54±0.87c | 26.07±1.08b | 28.88±1.03ab | 16.57±1.02c | ||||||
褐腐酸钾 | 49.68±1.74a | 43.65±1.46bc | 34.67±1.35ab | 27.09±1.35ab | 31.22±0.86a | 18.36 ±0.85b | ||||||
膨润土 | 43.65±1.28bc | 38.56±1.28d | 22.89±1.74f | 23.18±1.52c | 27.26±1.24bc | 14.29±0.82d | ||||||
高岭土 | 40.14±1.52d | 36.58±1.19de | 23.54±1.25ef | 21.93±1.43cd | 26.27±1.08c | 14.40±0.91d | ||||||
蛭石 | 45.65±1.74bc | 36.14±1.35de | 28.54±1.42d | 21.63±1.25cd | 25.57±0.95cd | 15.72±0.75cd | ||||||
沸石 | 43.98±1.36bc | 34.25±1.63e | 27.69±1.27de | 20.22±1.14d | 24.62±0.79d | 14.34±0.68d | ||||||
硅藻土 | 43.65±1.66bc | 34.29±1.52e | 31.25±1.34c | 21.15±0.74cd | 25.53±0.68cd | 17.28±0.59bc | ||||||
石灰石粉 | 42.56±1.34cd | 33.41±1.07ef | 27.14±1.24de | 21.90±0.75cd | 26.16±0.73c | 14.81±0.72cd | ||||||
泥炭 | 47.65±1.54ab | 45.64±1.38b | 33.74±1.41b | 28.73±1.24a | 31.13±1.24a | 20.40±0.74a | ||||||
商品有机肥 | 45.65±1.32b | 39.87±1.25cd | 29.58±1.52cd | 24.43±1.41bc | 29.56±1.08ab | 18.43±0.63b | ||||||
水稻秸秆 | 42.17±1.29c | 36.78±1.34de | 27.14±1.42de | 22.58±1.35cd | 28.27±0.87b | 16.80±0.98c | ||||||
紫云英 | 43.25±1.45bc | 35.14±1.45de | 26.68±1.35de | 22.46±1.28cd | 27.03±0.69bc | 15.81±1.02cd | ||||||
生物质炭 | 49.54±1.39a | 48.54±1.75a | 36.57±1.29a | 27.94±1.41ab | 29.84±0.83ab | 21.24±0.75a |
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