Journal of Agriculture ›› 2021, Vol. 11 ›› Issue (11): 71-75.doi: 10.11923/j.issn.2095-4050.cjas2020-0236
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Received:
2020-10-30
Revised:
2021-04-29
Online:
2021-11-20
Published:
2021-12-09
CLC Number:
Zhang Xiaohong, Yan Zheng. Influence of PCPA on Leaf Nitrogen Metabolism, Fruit Quality and Yield of Greenhouse Seedless Watermelon[J]. Journal of Agriculture, 2021, 11(11): 71-75.
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URL: http://nxxb.caass.org.cn/EN/10.11923/j.issn.2095-4050.cjas2020-0236
PCPA浓度/(mg/L) | 始花期/(mg/cm2) | 盛花期/(mg/cm2) | 幼果期/(mg/cm2) |
---|---|---|---|
0(CK) | 0.42bC | 0.47bB | 0.39bA |
10 | 0.46aAB | 0.55aA | 0.42abA |
20 | 0.48aA | 0.57aA | 0.44aA |
40 | 0.43bBC | 0.49bB | 0.39bA |
PCPA浓度/(mg/L) | 始花期/(mg/cm2) | 盛花期/(mg/cm2) | 幼果期/(mg/cm2) |
---|---|---|---|
0(CK) | 0.42bC | 0.47bB | 0.39bA |
10 | 0.46aAB | 0.55aA | 0.42abA |
20 | 0.48aA | 0.57aA | 0.44aA |
40 | 0.43bBC | 0.49bB | 0.39bA |
PCPA浓度/(mg/L) | 始花期/(g/kg) | 盛花期/(g/kg) | 幼果期/(g/kg) |
---|---|---|---|
0(CK) | 50.36dC | 42.65dB | 38.83dB |
10 | 53.44bA | 47.92bA | 42.86bA |
20 | 54.35aA | 48.76aA | 43.54aA |
40 | 52.31cB | 44.03cB | 39.64cB |
PCPA浓度/(mg/L) | 始花期/(g/kg) | 盛花期/(g/kg) | 幼果期/(g/kg) |
---|---|---|---|
0(CK) | 50.36dC | 42.65dB | 38.83dB |
10 | 53.44bA | 47.92bA | 42.86bA |
20 | 54.35aA | 48.76aA | 43.54aA |
40 | 52.31cB | 44.03cB | 39.64cB |
PCPA浓度/(mg/L) | 始花期/[µmol/(cm2·h)] | 盛花期/[µmol/(cm2·h)] | 幼果期/[µmol/(cm2·h)] |
---|---|---|---|
0(CK) | 34.80dC | 36.76dB | 28.24dB |
10 | 38.69bA | 43.10bA | 33.78bA |
20 | 39.21aA | 43.73aA | 34.49aA |
40 | 35.72cB | 37.33cB | 28.96cB |
PCPA浓度/(mg/L) | 始花期/[µmol/(cm2·h)] | 盛花期/[µmol/(cm2·h)] | 幼果期/[µmol/(cm2·h)] |
---|---|---|---|
0(CK) | 34.80dC | 36.76dB | 28.24dB |
10 | 38.69bA | 43.10bA | 33.78bA |
20 | 39.21aA | 43.73aA | 34.49aA |
40 | 35.72cB | 37.33cB | 28.96cB |
PCPA浓度/(mg/L) | 始花期/[µgNO2-N/(cm2·h)] | 盛花期/[µgNO2-N/(cm2·h)] | 幼果期/[µgNO2-N/(cm2·h)] |
---|---|---|---|
0(CK) | 12.28dC | 20.40dB | 5.01dC |
10 | 17.72bB | 23.84bA | 6.93bA |
20 | 20.80aA | 24.06aA | 7.02aA |
40 | 12.89cC | 20.63cB | 5.13cB |
PCPA浓度/(mg/L) | 始花期/[µgNO2-N/(cm2·h)] | 盛花期/[µgNO2-N/(cm2·h)] | 幼果期/[µgNO2-N/(cm2·h)] |
---|---|---|---|
0(CK) | 12.28dC | 20.40dB | 5.01dC |
10 | 17.72bB | 23.84bA | 6.93bA |
20 | 20.80aA | 24.06aA | 7.02aA |
40 | 12.89cC | 20.63cB | 5.13cB |
PCPA浓度/(mg/L) | 始花期/[µmol/(min·mg)] | 盛花期/[µmol/(min·mg)] | 幼果期/[µmol/(min·mg)] |
---|---|---|---|
0(CK) | 206.14dB | 140.29dB | 73.29dC |
10 | 246.47bA | 163.16bA | 109.6bB |
20 | 255.18aA | 173.18aA | 129.62aA |
40 | 215.59cB | 147.92cB | 80.84cC |
PCPA浓度/(mg/L) | 始花期/[µmol/(min·mg)] | 盛花期/[µmol/(min·mg)] | 幼果期/[µmol/(min·mg)] |
---|---|---|---|
0(CK) | 206.14dB | 140.29dB | 73.29dC |
10 | 246.47bA | 163.16bA | 109.6bB |
20 | 255.18aA | 173.18aA | 129.62aA |
40 | 215.59cB | 147.92cB | 80.84cC |
总氮 | 可溶性蛋白 | 硝酸还原酶(NR) | 谷氨酰胺合成酶(GS) | 谷氨酸脱氢酶(GDH) | |
---|---|---|---|---|---|
总氮 | 1 | 0.39 | 0.55* | 0.64* | 0.98** |
可溶性蛋白 | 1 | 0.90** | 0.94** | 0.37 | |
硝酸还原酶(NR) | 1 | 0.91** | 0.58* | ||
谷氨酰胺合成酶(GS) | 1 | 0.62* | |||
谷氨酸脱氢酶(GDH) | 1 |
总氮 | 可溶性蛋白 | 硝酸还原酶(NR) | 谷氨酰胺合成酶(GS) | 谷氨酸脱氢酶(GDH) | |
---|---|---|---|---|---|
总氮 | 1 | 0.39 | 0.55* | 0.64* | 0.98** |
可溶性蛋白 | 1 | 0.90** | 0.94** | 0.37 | |
硝酸还原酶(NR) | 1 | 0.91** | 0.58* | ||
谷氨酰胺合成酶(GS) | 1 | 0.62* | |||
谷氨酸脱氢酶(GDH) | 1 |
PCPA浓度/(mg/L) | 单果重/kg | 小区产量/kg | 中心可溶性固形物/% | 边际可溶性固形物/% |
---|---|---|---|---|
0(CK) | 2.30bB | 138cB | 12.1cC | 9.8cC |
10 | 2.45aA | 146bA | 12.8aA | 10.5aA |
20 | 2.55aA | 153aA | 12.9aA | 10.5aA |
40 | 2.25bB | 134cB | 12.4bB | 10.1bB |
PCPA浓度/(mg/L) | 单果重/kg | 小区产量/kg | 中心可溶性固形物/% | 边际可溶性固形物/% |
---|---|---|---|---|
0(CK) | 2.30bB | 138cB | 12.1cC | 9.8cC |
10 | 2.45aA | 146bA | 12.8aA | 10.5aA |
20 | 2.55aA | 153aA | 12.9aA | 10.5aA |
40 | 2.25bB | 134cB | 12.4bB | 10.1bB |
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