1 材料与方法
1.1 材料
1.2 方法
1.3 数据分析
2 结果与分析
2.1 不同商品有机肥的养分含量
表1 不同有机肥的养分含量及pHTab. 1 The nutrient content and pH of different organic fertilizers |
| 有机肥 Organic fertilizer | 有机肥种类全称 Full name of organic fertilizer | 有机质 Organic matter/(g·kg-1) | N/(g·kg-1) | P2O5 /(g·kg-1) | K2O /(g·kg-1) | N+P2O5+K2O /% | pH |
|---|---|---|---|---|---|---|---|
| CH01 | 明月海藻有机肥 | 536.6±10.70a | 22.84±0.05b | 21.8±0.08c | 7.28±0.17d | 5.19±0.03d | 7.80±0.07a |
| HK05 | 海腾鸡粪有机肥 | 259.4±11.96c | 16.44±0.27c | 57.47±1.17a | 39.51±0.49a | 11.34±0.19b | 5.7±0.03d |
| BT03 | 荣达豆粕有机肥 | 498.94±1.36b | 101.57±0.07a | 16.51±0.22d | 13.22±0.01c | 13.13±0.03a | 7.10±0.06b |
| CJ01 | 博泰虾肽氨基酸精制有机肥 | 268.89±4.30c | 14.02±0.07d | 38.6±0.51b | 38.58±0.48a | 9.12±0.11c | 7.40±0.01ab |
注:同列数据后不同小写字母表示不同有机肥间存在显著差异(p<0.05)。 Note: The different lowercase letters in the same column indicate significant differences among different organic fertilizer (p<0.05). |
2.2 土壤肥力性状及理化性质的变化
2.3 不同施肥处理土壤肥力状况及冬瓜产量
表2 不同施肥处理对土壤养分、pH及CEC的影响Tab. 2 Effects of different organic fertilizers on soil nutrients, pH and CEC |
| 处理 Treatment | 有机质 Organic matter/(g•kg-1) | 碱解氮 Available N/(mg•kg-1) | 速效磷 Available P/(mg•kg-1) | 速效钾 Available K/(mg•kg-1) | pH | CEC/ (cmol•kg-1) |
|---|---|---|---|---|---|---|
| CH01 | 42.87±1.91a | 106.93±4.25a | 23.81±2.76a | 181.38±46.35a | 4.50±0.07a | 9.57±0.28a |
| HK05 | 42.29±0.25a | 108.33±5.99a | 20.11±3.81a | 132.64±13.13a | 4.58±0.04a | 8.38±0.88a |
| BT03 | 42.86±1.32a | 124.08±25.91a | 26.77±6.54a | 146.40±16.31a | 4.58±0.08a | 8.40±0.65a |
| CJ01 | 43.89±1.69a | 102.55±11.08a | 21.09±2.11a | 138.94±16.82a | 4.57±0.02a | 9.15±0.61a |
| CK | 41.58±1.07a | 101.33±8.20a | 24.33±3.22a | 122.87±13.62a | 4.45±0.04a | 8.98±0.31a |
Note: The different lowercase letters in the same column indicate significant differences among different treatments (p<0.05). | |
注:同列数据后不同小写字母表示不同处理间存在显著差异(p<0.05)。 |
