Acta Prataculturae Sinica ›› 2026, Vol. 35 ›› Issue (4): 124-134.DOI: 10.11686/cyxb2025228
Ju-feng FAN1,2(
), Lang PAN1, De-jun PENG1, Ya-jun PENG2,4, Si-fu LI2,4, Cheng-yin NONG1,2, Jian-hao DU3, Xiang-ying LIU1, Guo-lan MA1,2,4(
)
Received:2025-06-09
Revised:2025-08-15
Online:2026-04-20
Published:2026-02-07
Contact:
Guo-lan MA
Ju-feng FAN, Lang PAN, De-jun PENG, Ya-jun PENG, Si-fu LI, Cheng-yin NONG, Jian-hao DU, Xiang-ying LIU, Guo-lan MA. Effects of barnyardgrass on rice growth and yield traits, and determination of its economic control threshold[J]. Acta Prataculturae Sinica, 2026, 35(4): 124-134.
BD (plant·barrel-1) | PH (cm) | PHIR (%) | 分蘖数Tillers (No.·plant-1) | TRR (%) |
|---|---|---|---|---|
| 0 | 99.40±4.60aA | 0.00 | 24.33±4.51aA | 0.00 |
| 1 | 93.97±3.93abAB | 5.47 | 15.00±3.00bB | 38.36 |
| 2 | 93.40±1.73abAB | 6.04 | 12.33±1.15bB | 49.32 |
| 3 | 89.30±3.56bcABC | 10.16 | 12.00±1.00bB | 50.68 |
| 4 | 88.17±6.43bcABC | 11.30 | 11.67±1.53bB | 52.05 |
| 5 | 83.37±3.37cdBCD | 16.13 | 6.33±1.53cC | 73.97 |
| 6 | 78.67±2.15deCD | 20.86 | 5.00±1.00cC | 79.45 |
| 7 | 74.40±7.92eD | 25.15 | 4.67±1.53cC | 80.82 |
Table 1 Effects of different densities of barnyardgrass on the growth characters of paddy rice
BD (plant·barrel-1) | PH (cm) | PHIR (%) | 分蘖数Tillers (No.·plant-1) | TRR (%) |
|---|---|---|---|---|
| 0 | 99.40±4.60aA | 0.00 | 24.33±4.51aA | 0.00 |
| 1 | 93.97±3.93abAB | 5.47 | 15.00±3.00bB | 38.36 |
| 2 | 93.40±1.73abAB | 6.04 | 12.33±1.15bB | 49.32 |
| 3 | 89.30±3.56bcABC | 10.16 | 12.00±1.00bB | 50.68 |
| 4 | 88.17±6.43bcABC | 11.30 | 11.67±1.53bB | 52.05 |
| 5 | 83.37±3.37cdBCD | 16.13 | 6.33±1.53cC | 73.97 |
| 6 | 78.67±2.15deCD | 20.86 | 5.00±1.00cC | 79.45 |
| 7 | 74.40±7.92eD | 25.15 | 4.67±1.53cC | 80.82 |
| BD (plant·barrel-1) | EP (No.·barrel-1) | EPL (%) | FGPP | FGL (%) | 千粒重1000-grain weight (g) | TGWL (%) | 产量 Yield (g·barrel-1) | YL (%) |
|---|---|---|---|---|---|---|---|---|
| 0 | 22.00±2.60aA | 0.00 | 117.33±10.26aA | 0.00 | 22.37±0.12aA | 0.00 | 43.43±1.80aA | 0.00 |
| 1 | 10.67±2.50bB | 51.52 | 113.00±2.65abA | 3.69 | 22.20±0.26abAB | 0.75 | 28.07±2.08bB | 35.38 |
| 2 | 9.00±0.00bcB | 59.09 | 102.33±9.29bcAB | 12.78 | 22.10±0.10abcAB | 1.19 | 26.77±2.19bB | 38.37 |
| 3 | 8.33±3.00bcBC | 62.12 | 91.67±2.31cB | 21.88 | 21.97±0.31abcAB | 1.79 | 21.90±2.19cC | 49.58 |
| 4 | 6.33±1.50cdBCD | 71.21 | 88.67±10.26cB | 24.43 | 21.93±0.21abcAB | 1.94 | 20.07±1.53cdC | 53.80 |
| 5 | 6.00±1.00cdBCD | 72.73 | 55.00±9.85dC | 53.13 | 21.83±0.29bcAB | 2.38 | 17.50±1.65dCD | 59.71 |
| 6 | 4.00±0.00dCD | 81.82 | 49.00±6.56deC | 58.24 | 21.73±0.31bcAB | 2.83 | 13.77±1.71eDE | 68.30 |
| 7 | 3.33±0.50dD | 84.85 | 39.00±6.56eC | 66.76 | 21.67±0.31cB | 3.13 | 11.40±0.69eE | 73.75 |
Table 2 Effects of different E. crus-galli densities on yield traits of potted rice (yellow ripening stage of rice)
| BD (plant·barrel-1) | EP (No.·barrel-1) | EPL (%) | FGPP | FGL (%) | 千粒重1000-grain weight (g) | TGWL (%) | 产量 Yield (g·barrel-1) | YL (%) |
|---|---|---|---|---|---|---|---|---|
| 0 | 22.00±2.60aA | 0.00 | 117.33±10.26aA | 0.00 | 22.37±0.12aA | 0.00 | 43.43±1.80aA | 0.00 |
| 1 | 10.67±2.50bB | 51.52 | 113.00±2.65abA | 3.69 | 22.20±0.26abAB | 0.75 | 28.07±2.08bB | 35.38 |
| 2 | 9.00±0.00bcB | 59.09 | 102.33±9.29bcAB | 12.78 | 22.10±0.10abcAB | 1.19 | 26.77±2.19bB | 38.37 |
| 3 | 8.33±3.00bcBC | 62.12 | 91.67±2.31cB | 21.88 | 21.97±0.31abcAB | 1.79 | 21.90±2.19cC | 49.58 |
| 4 | 6.33±1.50cdBCD | 71.21 | 88.67±10.26cB | 24.43 | 21.93±0.21abcAB | 1.94 | 20.07±1.53cdC | 53.80 |
| 5 | 6.00±1.00cdBCD | 72.73 | 55.00±9.85dC | 53.13 | 21.83±0.29bcAB | 2.38 | 17.50±1.65dCD | 59.71 |
| 6 | 4.00±0.00dCD | 81.82 | 49.00±6.56deC | 58.24 | 21.73±0.31bcAB | 2.83 | 13.77±1.71eDE | 68.30 |
| 7 | 3.33±0.50dD | 84.85 | 39.00±6.56eC | 66.76 | 21.67±0.31cB | 3.13 | 11.40±0.69eE | 73.75 |
BD (plant·m-2) | 直播稻Direct seeding rice | 机插稻Machine transplanted rice | ||||||
|---|---|---|---|---|---|---|---|---|
PH (cm) | PHIR (%) | 分蘖数 Tillers (No.·plant-1) | TRR (%) | PH (cm) | PHIR (%) | 分蘖数 Tillers (No.·plant-1) | TRR(%) | |
| 0 | 114.50±0.79aA | 0.00 | 11.83±0.88aA | 0.00 | 115.83±3.37aA | 0.00 | 22.58±0.88aA | 0.00 |
| 1 | 114.29±0.89aAB | 0.18 | 11.42±0.83aA | 3.52 | 115.27±0.59abA | 0.49 | 21.58±2.30aA | 4.43 |
| 3 | 110.96±0.39bB | 3.09 | 9.50±0.43bB | 19.72 | 113.31±0.34bA | 2.18 | 18.50±1.82bB | 18.08 |
| 5 | 105.28±0.65cC | 8.06 | 8.50±0.58cBC | 28.17 | 109.78±2.07cB | 5.23 | 18.00±1.96bBC | 20.30 |
| 7 | 104.08±0.83cdC | 9.10 | 8.25±0.42cdBC | 30.28 | 102.95±1.62dC | 11.12 | 16.00±0.98cBCD | 29.15 |
| 10 | 101.85±0.57dC | 11.05 | 7.50±0.58deCD | 36.62 | 102.73±0.40dC | 11.32 | 15.83±0.43cBCDE | 29.89 |
| 15 | 97.93±1.22eD | 14.48 | 7.42±0.17deCDE | 37.32 | 96.13±1.43eD | 17.01 | 15.17±1.17cdCDE | 32.84 |
| 20 | 97.58±4.41eD | 14.78 | 6.83±0.79efDE | 42.25 | 89.22±1.17fE | 22.98 | 13.50±0.79deDE | 40.22 |
| 25 | 97.02±1.56eD | 15.27 | 6.17±0.43fE | 47.89 | 87.95±1.31fE | 24.07 | 13.00±0.47eE | 42.44 |
Table 3 Effects of different E. crus-galli densities on the plant height and tillering in rice (yellow ripening stage of rice)
BD (plant·m-2) | 直播稻Direct seeding rice | 机插稻Machine transplanted rice | ||||||
|---|---|---|---|---|---|---|---|---|
PH (cm) | PHIR (%) | 分蘖数 Tillers (No.·plant-1) | TRR (%) | PH (cm) | PHIR (%) | 分蘖数 Tillers (No.·plant-1) | TRR(%) | |
| 0 | 114.50±0.79aA | 0.00 | 11.83±0.88aA | 0.00 | 115.83±3.37aA | 0.00 | 22.58±0.88aA | 0.00 |
| 1 | 114.29±0.89aAB | 0.18 | 11.42±0.83aA | 3.52 | 115.27±0.59abA | 0.49 | 21.58±2.30aA | 4.43 |
| 3 | 110.96±0.39bB | 3.09 | 9.50±0.43bB | 19.72 | 113.31±0.34bA | 2.18 | 18.50±1.82bB | 18.08 |
| 5 | 105.28±0.65cC | 8.06 | 8.50±0.58cBC | 28.17 | 109.78±2.07cB | 5.23 | 18.00±1.96bBC | 20.30 |
| 7 | 104.08±0.83cdC | 9.10 | 8.25±0.42cdBC | 30.28 | 102.95±1.62dC | 11.12 | 16.00±0.98cBCD | 29.15 |
| 10 | 101.85±0.57dC | 11.05 | 7.50±0.58deCD | 36.62 | 102.73±0.40dC | 11.32 | 15.83±0.43cBCDE | 29.89 |
| 15 | 97.93±1.22eD | 14.48 | 7.42±0.17deCDE | 37.32 | 96.13±1.43eD | 17.01 | 15.17±1.17cdCDE | 32.84 |
| 20 | 97.58±4.41eD | 14.78 | 6.83±0.79efDE | 42.25 | 89.22±1.17fE | 22.98 | 13.50±0.79deDE | 40.22 |
| 25 | 97.02±1.56eD | 15.27 | 6.17±0.43fE | 47.89 | 87.95±1.31fE | 24.07 | 13.00±0.47eE | 42.44 |
项目 Item | 水稻类型 Rice type | 拟合方式 Fit method | 回归模型 Regression model | R2 | F | P |
|---|---|---|---|---|---|---|
株高 Plant height | 直播稻 Direct seeding rice | 直线Linear | y=-2.4929x+117.2942 | 0.9065 | 329.6071 | 0.000000 |
| 对数Logarithmic | y=-9.2619ln x+118.0041 | 0.8631 | 214.3747 | 0.000000 | ||
| 二次曲线Conic | y=0.1427x2-3.9198x+119.9101 | 0.9217 | 194.3272 | 0.000000 | ||
| 幂函数Power | y=118.4905x-0.0876 | 0.8528 | 197.0274 | 0.000000 | ||
| 指数Exponent | y=117.7808e-0.02371x | 0.9064 | 329.4231 | 0.000000 | ||
机插稻 Machine transplanted rice | 直线Linear | y=-3.8517x+122.9417 | 0.9419 | 551.5196 | 0.000000 | |
| 对数Logarithmic | y=-13.3398ln x+122.6582 | 0.7794 | 120.0925 | 0.000000 | ||
| 二次曲线Conic | y=-0.2269x2-1.5827x+118.7819 | 0.9587 | 383.1219 | 0.000000 | ||
| 幂函数Power | y=124.0318x-0.1295 | 0.7585 | 106.7958 | 0.000000 | ||
| 指数Exponent | y=124.5920e-0.0377x | 0.9340 | 481.4081 | 0.000000 | ||
分蘖 Tillers | 直播稻 Direct seeding rice | 直线Linear | y=-0.6931x+12.0671 | 0.8605 | 209.8028 | 0.000000 |
| 对数Logarithmic | y=-2.6768ln x+12.4094 | 0.8855 | 262.8637 | 0.000000 | ||
| 二次曲线Conic | y=0.0643x2-1.3361x+13.2460 | 0.8986 | 146.1762 | 0.000000 | ||
| 幂函数Power | y=12.8501x-0.2992 | 0.8641 | 216.2676 | 0.000000 | ||
| 指数Exponent | y=12.4998e -0.0796x | 0.8865 | 265.4327 | 0.000000 | ||
机插稻 Machine transplanted rice | 直线Linear | y=-1.1903x+23.0810 | 0.8360 | 173.3010 | 0.000000 | |
| 对数Logarithmic | y=-4.5383ln x+23.5850 | 0.8383 | 176.2773 | 0.000000 | ||
| 二次曲线Conic | y=0.0838x2-2.0281x+24.6171 | 0.8573 | 99.0930 | 0.000000 | ||
| 幂函数Power | y=24.2179x-0.2565 | 0.8276 | 163.2003 | 0.000000 | ||
| 指数Exponent | y=23.7140e-0.0688x | 0.8623 | 212.9478 | 0.000000 |
Table 4 Regression analysis between the different densities paddy fields of E. crus-galli and plant height, tillers of paddy rice
项目 Item | 水稻类型 Rice type | 拟合方式 Fit method | 回归模型 Regression model | R2 | F | P |
|---|---|---|---|---|---|---|
株高 Plant height | 直播稻 Direct seeding rice | 直线Linear | y=-2.4929x+117.2942 | 0.9065 | 329.6071 | 0.000000 |
| 对数Logarithmic | y=-9.2619ln x+118.0041 | 0.8631 | 214.3747 | 0.000000 | ||
| 二次曲线Conic | y=0.1427x2-3.9198x+119.9101 | 0.9217 | 194.3272 | 0.000000 | ||
| 幂函数Power | y=118.4905x-0.0876 | 0.8528 | 197.0274 | 0.000000 | ||
| 指数Exponent | y=117.7808e-0.02371x | 0.9064 | 329.4231 | 0.000000 | ||
机插稻 Machine transplanted rice | 直线Linear | y=-3.8517x+122.9417 | 0.9419 | 551.5196 | 0.000000 | |
| 对数Logarithmic | y=-13.3398ln x+122.6582 | 0.7794 | 120.0925 | 0.000000 | ||
| 二次曲线Conic | y=-0.2269x2-1.5827x+118.7819 | 0.9587 | 383.1219 | 0.000000 | ||
| 幂函数Power | y=124.0318x-0.1295 | 0.7585 | 106.7958 | 0.000000 | ||
| 指数Exponent | y=124.5920e-0.0377x | 0.9340 | 481.4081 | 0.000000 | ||
分蘖 Tillers | 直播稻 Direct seeding rice | 直线Linear | y=-0.6931x+12.0671 | 0.8605 | 209.8028 | 0.000000 |
| 对数Logarithmic | y=-2.6768ln x+12.4094 | 0.8855 | 262.8637 | 0.000000 | ||
| 二次曲线Conic | y=0.0643x2-1.3361x+13.2460 | 0.8986 | 146.1762 | 0.000000 | ||
| 幂函数Power | y=12.8501x-0.2992 | 0.8641 | 216.2676 | 0.000000 | ||
| 指数Exponent | y=12.4998e -0.0796x | 0.8865 | 265.4327 | 0.000000 | ||
机插稻 Machine transplanted rice | 直线Linear | y=-1.1903x+23.0810 | 0.8360 | 173.3010 | 0.000000 | |
| 对数Logarithmic | y=-4.5383ln x+23.5850 | 0.8383 | 176.2773 | 0.000000 | ||
| 二次曲线Conic | y=0.0838x2-2.0281x+24.6171 | 0.8573 | 99.0930 | 0.000000 | ||
| 幂函数Power | y=24.2179x-0.2565 | 0.8276 | 163.2003 | 0.000000 | ||
| 指数Exponent | y=23.7140e-0.0688x | 0.8623 | 212.9478 | 0.000000 |
水稻类型 Rice type | BD (plant.·m-2) | EP (No.·m-2) | EPL (%) | FGPP | FGL (%) | 千粒重 TGW (g) | TGWL (%) | 产量 Yield (kg·hm-2) | YL (%) |
|---|---|---|---|---|---|---|---|---|---|
直播稻 Direct seeding rice | 0 | 293.33±9.24aA | 0.00 | 123.67±1.53aA | 0.00 | 23.13±0.32aA | 0.00 | 8395.34±281.60aA | 0.00 |
| 1 | 290.00±19.29aA | 1.14 | 122.33±0.58aA | 1.08 | 22.97±0.23abAB | 0.72 | 8155.98±636.16abA | 2.85 | |
| 3 | 286.00±24.58aA | 2.50 | 119.33±5.13abAB | 3.50 | 22.90±0.20abAB | 1.01 | 7798.65±301.41bA | 7.11 | |
| 5 | 276.00±8.00abAB | 5.91 | 112.00±1.00bcABC | 9.43 | 22.73±0.15abcAB | 1.73 | 7029.43±133.81cB | 16.27 | |
| 7 | 254.67±8.33bB | 13.18 | 108.67±2.52cdBC | 12.13 | 22.70±0.10abcAB | 1.87 | 6282.25±101.52dB | 25.17 | |
| 10 | 180.00±10.58cC | 38.64 | 105.33±2.52cdCD | 14.82 | 22.57±0.15bcAB | 2.45 | 4280.30±258.10eC | 49.02 | |
| 15 | 170.67±12.86cC | 41.82 | 102.33±1.53deCD | 17.25 | 22.53±0.25bcAB | 2.59 | 3934.50±245.33eC | 53.13 | |
| 20 | 68.00±12.00dD | 76.82 | 96.00±7.55eD | 22.37 | 22.40±0.20cB | 3.17 | 1475.47±370.51fD | 82.43 | |
| 25 | 58.67±6.11dD | 80.00 | 67.33±9.71fE | 45.55 | 22.33±0.49cB | 3.46 | 890.09±220.24gD | 89.40 | |
机插稻 Machine transplanted rice | 0 | 280.00±2.00aA | 0.00 | 142.67±2.08aA | 0.00 | 23.30±0.30aA | 0.00 | 9293.75±60.41aA | 0.00 |
| 1 | 271.00±2.65abA | 3.21 | 139.67±4.93aAB | 2.10 | 23.07±0.15abAB | 1.00 | 8752.01±333.58bAB | 5.83 | |
| 3 | 266.67±2.31bAB | 4.76 | 133.00±7.55abAB | 6.78 | 22.83±0.38bcAB | 2.00 | 8097.73±351.17cB | 12.87 | |
| 5 | 252.00±6.93cB | 10.00 | 124.67±6.66bcBC | 12.62 | 22.77±0.31bcAB | 2.29 | 7155.82±433.24dC | 23.00 | |
| 7 | 162.67±12.22dC | 41.90 | 113.67±9.07cdCD | 20.33 | 22.63±0.32bcB | 2.86 | 4177.39±295.15eD | 55.05 | |
| 10 | 138.67±9.02eD | 50.48 | 109.33±2.52dCD | 23.36 | 22.63±0.31bcB | 2.86 | 3429.57±147.20fE | 63.10 | |
| 15 | 118.67±8.08fE | 57.62 | 106.00±3.61deDE | 25.70 | 22.57±0.15cB | 3.15 | 2845.67±306.41gEF | 69.38 | |
| 20 | 116.00±6.93fE | 58.57 | 96.00±7.55eE | 32.71 | 22.40±0.10cB | 3.86 | 2502.94±335.46gF | 73.07 | |
| 25 | 84.00±6.93gF | 70.00 | 67.33±9.71fF | 52.80 | 22.40±0.10cB | 3.86 | 1259.84±118.08hG | 86.44 |
Table 5 Effect of different densities paddy fields of E. crus-galli on the yield characters of paddy rice
水稻类型 Rice type | BD (plant.·m-2) | EP (No.·m-2) | EPL (%) | FGPP | FGL (%) | 千粒重 TGW (g) | TGWL (%) | 产量 Yield (kg·hm-2) | YL (%) |
|---|---|---|---|---|---|---|---|---|---|
直播稻 Direct seeding rice | 0 | 293.33±9.24aA | 0.00 | 123.67±1.53aA | 0.00 | 23.13±0.32aA | 0.00 | 8395.34±281.60aA | 0.00 |
| 1 | 290.00±19.29aA | 1.14 | 122.33±0.58aA | 1.08 | 22.97±0.23abAB | 0.72 | 8155.98±636.16abA | 2.85 | |
| 3 | 286.00±24.58aA | 2.50 | 119.33±5.13abAB | 3.50 | 22.90±0.20abAB | 1.01 | 7798.65±301.41bA | 7.11 | |
| 5 | 276.00±8.00abAB | 5.91 | 112.00±1.00bcABC | 9.43 | 22.73±0.15abcAB | 1.73 | 7029.43±133.81cB | 16.27 | |
| 7 | 254.67±8.33bB | 13.18 | 108.67±2.52cdBC | 12.13 | 22.70±0.10abcAB | 1.87 | 6282.25±101.52dB | 25.17 | |
| 10 | 180.00±10.58cC | 38.64 | 105.33±2.52cdCD | 14.82 | 22.57±0.15bcAB | 2.45 | 4280.30±258.10eC | 49.02 | |
| 15 | 170.67±12.86cC | 41.82 | 102.33±1.53deCD | 17.25 | 22.53±0.25bcAB | 2.59 | 3934.50±245.33eC | 53.13 | |
| 20 | 68.00±12.00dD | 76.82 | 96.00±7.55eD | 22.37 | 22.40±0.20cB | 3.17 | 1475.47±370.51fD | 82.43 | |
| 25 | 58.67±6.11dD | 80.00 | 67.33±9.71fE | 45.55 | 22.33±0.49cB | 3.46 | 890.09±220.24gD | 89.40 | |
机插稻 Machine transplanted rice | 0 | 280.00±2.00aA | 0.00 | 142.67±2.08aA | 0.00 | 23.30±0.30aA | 0.00 | 9293.75±60.41aA | 0.00 |
| 1 | 271.00±2.65abA | 3.21 | 139.67±4.93aAB | 2.10 | 23.07±0.15abAB | 1.00 | 8752.01±333.58bAB | 5.83 | |
| 3 | 266.67±2.31bAB | 4.76 | 133.00±7.55abAB | 6.78 | 22.83±0.38bcAB | 2.00 | 8097.73±351.17cB | 12.87 | |
| 5 | 252.00±6.93cB | 10.00 | 124.67±6.66bcBC | 12.62 | 22.77±0.31bcAB | 2.29 | 7155.82±433.24dC | 23.00 | |
| 7 | 162.67±12.22dC | 41.90 | 113.67±9.07cdCD | 20.33 | 22.63±0.32bcB | 2.86 | 4177.39±295.15eD | 55.05 | |
| 10 | 138.67±9.02eD | 50.48 | 109.33±2.52dCD | 23.36 | 22.63±0.31bcB | 2.86 | 3429.57±147.20fE | 63.10 | |
| 15 | 118.67±8.08fE | 57.62 | 106.00±3.61deDE | 25.70 | 22.57±0.15cB | 3.15 | 2845.67±306.41gEF | 69.38 | |
| 20 | 116.00±6.93fE | 58.57 | 96.00±7.55eE | 32.71 | 22.40±0.10cB | 3.86 | 2502.94±335.46gF | 73.07 | |
| 25 | 84.00±6.93gF | 70.00 | 67.33±9.71fF | 52.80 | 22.40±0.10cB | 3.86 | 1259.84±118.08hG | 86.44 |
项目 Item | 水稻类型 Rice type | 拟合方式 Fit method | 回归模型 Regression model | R2 | F | P |
|---|---|---|---|---|---|---|
有效穗数 Effective panicles | 直播稻 Direct seeding rice | 直线Linear | y=-32.1889x+369.5370 | 0.8626 | 156.9669 | 0.000000 |
| 对数Logarithmic | y=-105.7671ln x+359.0384 | 0.6424 | 44.9141 | 0.000000 | ||
| 二次曲线Conic | y=-4.4769x2+12.5802x+287.4603 | 0.9483 | 219.9687 | 0.000000 | ||
| 幂函数Power | y=455.0518x-0.6495 | 0.5355 | 28.8182 | 0.000014 | ||
| 指数Exponent | y=503.0577e-0.2048x | 0.7721 | 84.6898 | 0.000000 | ||
机插稻 Machine transplanted rice | 直线Linear | y=-27.6389x+325.9352 | 0.9199 | 287.2384 | 0.000000 | |
| 对数Logarithmic | y=-98.1748ln x+327.3870 | 0.8006 | 100.3905 | 0.000000 | ||
| 二次曲线Conic | y=-0.0826x2-26.8128x+324.4206 | 0.9200 | 137.9534 | 0.000000 | ||
| 幂函数Power | y=376.9922x-0.5516 | 0.7580 | 78.3206 | 0.000000 | ||
| 指数Exponent | y=382.6598e-0.1599x | 0.9235 | 301.9913 | 0.000000 | ||
每穗实粒数 Filled grains per panicle | 直播稻 Direct seeding rice | 直线Linear | y=-5.7500x+135.0833 | 0.7814 | 89.3715 | 0.000000 |
| 对数Logarithmic | y=-19.2745ln x+133.7499 | 0.6057 | 38.3960 | 0.000002 | ||
| 二次曲线Conic | y=-0.8279x2+2.5292x+119.9048 | 0.8646 | 76.6105 | 0.000000 | ||
| 幂函数Power | y=138.0347x-0.1941 | 0.5132 | 26.3574 | 0.000026 | ||
| 指数Exponent | y=140.8975e-0.0593x | 0.6950 | 56.9707 | 0.000000 | ||
机插稻 Machine transplanted rice | 直线Linear | y=-8.3611x+156.5093 | 0.8750 | 174.9495 | 0.000000 | |
| 对数Logarithmic | y=-28.9921ln x+155.9428 | 0.7257 | 66.1292 | 0.000000 | ||
| 二次曲线Conic | y=-0.6858x2-1.5032x+143.9365 | 0.9052 | 114.5620 | 0.000000 | ||
| 幂函数Power | y=163.5621x-0.2662 | 0.6249 | 41.6496 | 0.000000 | ||
| 指数Exponent | y=166.2976e-0.0790x | 0.7988 | 99.2765 | 0.000000 | ||
千粒重 1000-grain weight | 直播稻 Direct seeding rice | 直线Linear | y=-0.0967x+23.1796 | 0.5781 | 34.2530 | 0.000004 |
| 对数Logarithmic | y=-0.3611ln x+23.2099 | 0.5564 | 31.3624 | 0.000008 | ||
| 二次曲线Conic | y=0.0033x2-0.1299x+23.2405 | 0.5816 | 16.6792 | 0.000029 | ||
| 幂函数Power | y=23.2126x-0.0159 | 0.5543 | 31.0888 | 0.000008 | ||
| 指数Exponent | y=23.1828e-0.0043x | 0.5786 | 34.3271 | 0.000004 | ||
机插稻 Machine transplanted rice | 直线Linear | y=-0.1044x+23.2556 | 0.5914 | 36.1894 | 0.000003 | |
| 对数Logarithmic | y=-0.4115ln x+23.3186 | 0.6331 | 43.1415 | 0.000000 | ||
| 二次曲线Conic | y=0.0110x2-0.2148x+23.4579 | 0.6253 | 20.0297 | 0.000008 | ||
| 幂函数Power | y=23.3202x-0.0180 | 0.6315 | 42.8340 | 0.000000 | ||
| 指数Exponent | y=23.2567e-0.0046x | 0.5916 | 36.2200 | 0.000003 |
Table 6 Regression of E. crus-galli density on effective panicles, filled grains per panicle, and 1000-grain weight in rice
项目 Item | 水稻类型 Rice type | 拟合方式 Fit method | 回归模型 Regression model | R2 | F | P |
|---|---|---|---|---|---|---|
有效穗数 Effective panicles | 直播稻 Direct seeding rice | 直线Linear | y=-32.1889x+369.5370 | 0.8626 | 156.9669 | 0.000000 |
| 对数Logarithmic | y=-105.7671ln x+359.0384 | 0.6424 | 44.9141 | 0.000000 | ||
| 二次曲线Conic | y=-4.4769x2+12.5802x+287.4603 | 0.9483 | 219.9687 | 0.000000 | ||
| 幂函数Power | y=455.0518x-0.6495 | 0.5355 | 28.8182 | 0.000014 | ||
| 指数Exponent | y=503.0577e-0.2048x | 0.7721 | 84.6898 | 0.000000 | ||
机插稻 Machine transplanted rice | 直线Linear | y=-27.6389x+325.9352 | 0.9199 | 287.2384 | 0.000000 | |
| 对数Logarithmic | y=-98.1748ln x+327.3870 | 0.8006 | 100.3905 | 0.000000 | ||
| 二次曲线Conic | y=-0.0826x2-26.8128x+324.4206 | 0.9200 | 137.9534 | 0.000000 | ||
| 幂函数Power | y=376.9922x-0.5516 | 0.7580 | 78.3206 | 0.000000 | ||
| 指数Exponent | y=382.6598e-0.1599x | 0.9235 | 301.9913 | 0.000000 | ||
每穗实粒数 Filled grains per panicle | 直播稻 Direct seeding rice | 直线Linear | y=-5.7500x+135.0833 | 0.7814 | 89.3715 | 0.000000 |
| 对数Logarithmic | y=-19.2745ln x+133.7499 | 0.6057 | 38.3960 | 0.000002 | ||
| 二次曲线Conic | y=-0.8279x2+2.5292x+119.9048 | 0.8646 | 76.6105 | 0.000000 | ||
| 幂函数Power | y=138.0347x-0.1941 | 0.5132 | 26.3574 | 0.000026 | ||
| 指数Exponent | y=140.8975e-0.0593x | 0.6950 | 56.9707 | 0.000000 | ||
机插稻 Machine transplanted rice | 直线Linear | y=-8.3611x+156.5093 | 0.8750 | 174.9495 | 0.000000 | |
| 对数Logarithmic | y=-28.9921ln x+155.9428 | 0.7257 | 66.1292 | 0.000000 | ||
| 二次曲线Conic | y=-0.6858x2-1.5032x+143.9365 | 0.9052 | 114.5620 | 0.000000 | ||
| 幂函数Power | y=163.5621x-0.2662 | 0.6249 | 41.6496 | 0.000000 | ||
| 指数Exponent | y=166.2976e-0.0790x | 0.7988 | 99.2765 | 0.000000 | ||
千粒重 1000-grain weight | 直播稻 Direct seeding rice | 直线Linear | y=-0.0967x+23.1796 | 0.5781 | 34.2530 | 0.000004 |
| 对数Logarithmic | y=-0.3611ln x+23.2099 | 0.5564 | 31.3624 | 0.000008 | ||
| 二次曲线Conic | y=0.0033x2-0.1299x+23.2405 | 0.5816 | 16.6792 | 0.000029 | ||
| 幂函数Power | y=23.2126x-0.0159 | 0.5543 | 31.0888 | 0.000008 | ||
| 指数Exponent | y=23.1828e-0.0043x | 0.5786 | 34.3271 | 0.000004 | ||
机插稻 Machine transplanted rice | 直线Linear | y=-0.1044x+23.2556 | 0.5914 | 36.1894 | 0.000003 | |
| 对数Logarithmic | y=-0.4115ln x+23.3186 | 0.6331 | 43.1415 | 0.000000 | ||
| 二次曲线Conic | y=0.0110x2-0.2148x+23.4579 | 0.6253 | 20.0297 | 0.000008 | ||
| 幂函数Power | y=23.3202x-0.0180 | 0.6315 | 42.8340 | 0.000000 | ||
| 指数Exponent | y=23.2567e-0.0046x | 0.5916 | 36.2200 | 0.000003 |
项目 Item | 水稻类型 Rice type | 拟合方式 Fit method | 回归模型 Regression model | R2 | F | P |
|---|---|---|---|---|---|---|
产量 Yield | 直播稻 Direct seeding rice (DSR) | 直线Linear | y=-1008.9996x+10405.2218 | 0.9327 | 346.4057 | 0.000000 |
| 对数Logarithmic | y=-3429.7193ln x+10238.7434 | 0.7433 | 72.4033 | 0.000000 | ||
| 二次曲线Conic | y=-91.3022x2-95.9771x+8731.3473 | 0.9719 | 414.9087 | 0.000000 | ||
| 幂函数Power | y=14587.7769x-0.8595 | 0.5638 | 32.3141 | 0.000006 | ||
| 指数Exponent | y=16440.0966e-0.2684x | 0.7972 | 98.2734 | 0.000000 | ||
机插稻 Machine transplanted rice (MTR) | 直线Linear | y=-1085.2206x+10705.5159 | 0.9476 | 452.4891 | 0.000000 | |
| 对数Logarithmic | y=-3944.4416ln x+10890.0866 | 0.8636 | 158.2312 | 0.000000 | ||
| 二次曲线Conic | y=25.1499x2-1336.7193x+11166.5968 | 0.9503 | 229.2323 | 0.000000 | ||
| 幂函数Power | y=14380.7476x-0.8355 | 0.7547 | 76.8962 | 0.000000 | ||
| 指数Exponent | y=14804.9488e-0.2435x | 0.9293 | 328.4764 | 0.000000 | ||
产量 损失率 Yield loss rate | 直播稻 DSR | 直线Linear | y=12.0229x-24.0132 | 0.9300 | 332.1073 | 0.000000 |
| 对数Logarithmic | y=40.8649ln x-22.0258 | 0.7411 | 71.5592 | 0.000000 | ||
| 二次曲线Conic | y=1.0870x2+1.1526x-4.0842 | 0.9690 | 375.3267 | 0.000000 | ||
机插稻 MTR | 直线Linear | y=11.6774x-15.1928 | 0.9478 | 453.5602 | 0.000000 | |
| 对数Logarithmic | y=42.4448ln x-17.1801 | 0.8637 | 158.4245 | 0.000000 | ||
| 二次曲线Conic | y=-0.2711x2+14.3881x-20.1622 | 0.9504 | 229.8447 | 0.000000 |
Table 7 Regression analysis of E. crus-galli density on rice yield and yield loss
项目 Item | 水稻类型 Rice type | 拟合方式 Fit method | 回归模型 Regression model | R2 | F | P |
|---|---|---|---|---|---|---|
产量 Yield | 直播稻 Direct seeding rice (DSR) | 直线Linear | y=-1008.9996x+10405.2218 | 0.9327 | 346.4057 | 0.000000 |
| 对数Logarithmic | y=-3429.7193ln x+10238.7434 | 0.7433 | 72.4033 | 0.000000 | ||
| 二次曲线Conic | y=-91.3022x2-95.9771x+8731.3473 | 0.9719 | 414.9087 | 0.000000 | ||
| 幂函数Power | y=14587.7769x-0.8595 | 0.5638 | 32.3141 | 0.000006 | ||
| 指数Exponent | y=16440.0966e-0.2684x | 0.7972 | 98.2734 | 0.000000 | ||
机插稻 Machine transplanted rice (MTR) | 直线Linear | y=-1085.2206x+10705.5159 | 0.9476 | 452.4891 | 0.000000 | |
| 对数Logarithmic | y=-3944.4416ln x+10890.0866 | 0.8636 | 158.2312 | 0.000000 | ||
| 二次曲线Conic | y=25.1499x2-1336.7193x+11166.5968 | 0.9503 | 229.2323 | 0.000000 | ||
| 幂函数Power | y=14380.7476x-0.8355 | 0.7547 | 76.8962 | 0.000000 | ||
| 指数Exponent | y=14804.9488e-0.2435x | 0.9293 | 328.4764 | 0.000000 | ||
产量 损失率 Yield loss rate | 直播稻 DSR | 直线Linear | y=12.0229x-24.0132 | 0.9300 | 332.1073 | 0.000000 |
| 对数Logarithmic | y=40.8649ln x-22.0258 | 0.7411 | 71.5592 | 0.000000 | ||
| 二次曲线Conic | y=1.0870x2+1.1526x-4.0842 | 0.9690 | 375.3267 | 0.000000 | ||
机插稻 MTR | 直线Linear | y=11.6774x-15.1928 | 0.9478 | 453.5602 | 0.000000 | |
| 对数Logarithmic | y=42.4448ln x-17.1801 | 0.8637 | 158.4245 | 0.000000 | ||
| 二次曲线Conic | y=-0.2711x2+14.3881x-20.1622 | 0.9504 | 229.8447 | 0.000000 |
防治措施 Control measure | 杂草防除费用Control cost (CNY·hm-2) | 防除效果 Control efficacy (%) | 经济危害允许水平 Economic injury level (%) | 经济阈值Economic threshold (plant·m-2) |
|---|---|---|---|---|
| 直播化除Direct-seed herbicide | 1175 | 95 | 5.94 | 2.55 |
| 机插化除Mechanical transplanting herbicide | 855 | 95 | 3.91 | 1.63 |
Table 8 The economic infestation level and economic threshold of E. crus-galli
防治措施 Control measure | 杂草防除费用Control cost (CNY·hm-2) | 防除效果 Control efficacy (%) | 经济危害允许水平 Economic injury level (%) | 经济阈值Economic threshold (plant·m-2) |
|---|---|---|---|---|
| 直播化除Direct-seed herbicide | 1175 | 95 | 5.94 | 2.55 |
| 机插化除Mechanical transplanting herbicide | 855 | 95 | 3.91 | 1.63 |
| [1] | Dong L Y, Shen J L, Gao T C, et al. The eco-economic threshold and the critical period for controlling Leptochloa chinensis in direct-sowing rice fields. Journal of Nanjing Agricultural University, 2003, 26(3): 41-45. |
| 董立尧, 沈晋良, 高同春, 等. 水直播稻田千金子的生态经济阈值及其防除临界期. 南京农业大学学报, 2003, 26(3): 41-45. | |
| [2] | Liao P, Weng W A, Gao H, et al. Application status and development suggestion of direct-seeding rice cultivation in China. Scientia Agricultura Sinica, 2024, 57(24): 4854-4870. |
| 廖萍, 翁文安, 高辉, 等. 我国直播稻栽培技术应用现状与发展建议. 中国农业科学, 2024, 57(24): 4854-4870. | |
| [3] | Chen Y B, Lai C H, Xu L Y, et al. Analysis of occurrence regularity of weeds in direct seeding early rice fields. Journal of Agriculture, 2015, 5(8): 27-30. |
| 陈宇博, 赖朝晖, 许燎原, 等. 直播早稻杂草发生规律研究. 农学学报, 2015, 5(8): 27-30. | |
| [4] | Ma G L, Zhang S, Liu D C. Occurrence trend and management strategies of weeds in paddy fields under simplified and labor-saving rice cultivation. Modern Agrochemicals, 2024, 23(3): 8-12, 61. |
| 马国兰, 张帅, 刘都才. 轻简化栽培稻田杂草发生趋势与防控技术. 现代农药, 2024, 23(3): 8-12, 61. | |
| [5] | Zhang H C, Gong J L. Research status and development discussion on high-yielding agronomy of mechanized planting rice in China. Scientia Agricultura Sinica, 2014, 47(7): 1273-1289. |
| 张洪程, 龚金龙. 中国水稻种植机械化高产农艺研究现状及发展探讨. 中国农业科学, 2014, 47(7): 1273-1289. | |
| [6] | Zhang J L, Wu S, Shi X G, et al. Influence of barnyardgrass (Echinochloa crusgalli) on the growth of double-cropping-paddy rice and its economic threshold. Acta Prataculturae Sinica, 2015, 24(8): 44-52. |
| 张纪利, 吴尚, 石绪根, 等. 稗草对双季稻生长的影响及其防除经济阈值研究. 草业学报, 2015, 24(8): 44-52. | |
| [7] | Li S Y,Wang Y H,Bai L Y, et al. Effects of different densities of resistant and sensitive barnyardgrass on nitrogen content and the photosynthesis in rice. Plant Physiology Journal, 2020, 56(12): 2677-2682. |
| 李书燕, 王彦辉, 柏连阳, 等. 不同密度下抗性与敏感稗草对水稻氮素水平和光合作用的影响. 植物生理学报, 2020, 56(12): 2677-2682. | |
| [8] | Zhu W D. Influence of barnyardgrass, Echinochloa crusgalli, on the growth and yield of paddy rice and its economic threshold. Acta Phytophylacica Sinica, 2005, 32(1): 81-86. |
| 朱文达. 稗对水稻生长和产量性状的影响及其经济阈值. 植物保护学报, 2005, 32(1): 81-86. | |
| [9] | Song J S, Im J H, Park Y H, et al. Modeling the effects of elevated temperature and weed interference on rice grain yield. Frontiers in Plant Science, 2021(1): 12. |
| [10] | Seong K Y, Lee S B, Ku Y C, et al. Reason of late establishment of barnyard grass and their density effects on rice yield loss. Korean Journal of Weed Science, 1997, 17(4): 439-444. |
| [11] | Pane H, Mansor M, Watanabe H. Yield component analysis of direct seeded rice under several densities of red sprangletop [Leptochloa chinensis (L.) Nees] in Peninsular Malaysia. Journal of Weed Science&Technology, 1996, 41(3): 216-224. |
| [12] | Zhang Z C, Li Y F, Zhang B, et al. Influence of weeds in Echinochloa on growth and yield of rice. Chinese Journal of Applied Ecology, 2014, 25(11): 3177-3184. |
| 张自常, 李永丰, 张彬, 等. 稗属杂草对水稻生长发育和产量的影响. 应用生态学报, 2014, 25(11): 3177-3184. | |
| [13] | Quan L Z, Lou Z X, Lv X L, et al. Multimodal remote sensing application for weed competition time series analysis in maize farmland ecosystems. Journal of Environmental Management, 2023, 344: 118376. |
| [14] | Wang B Q. Research on the application of tiller control technology in high-yield rice cultivation. Hebei Agricultural Machinery, 2024(13):139-141. |
| 王本芹. 水稻分蘖控制技术在高产栽培中的应用研究. 河北农机, 2024(13): 139-141. | |
| [15] | Lei X L, Liu L, Liu B, et al. Tillering characteristics of Indica hybrid rice under mechanized planting. Acta Agronomica Sinica, 2014, 40(6): 1044-1055. |
| 雷小龙, 刘利, 刘波, 等. 杂交籼稻机械化种植的分蘖特性. 作物学报, 2014, 40(6): 1044-1055. | |
| [16] | Li S Y, Yan Q L, Wang J Y, et al. Endophytic fungal and bacterial microbiota shift in rice and barnyardgrass grown under co-culture condition. Plants, 2022, 11(12): 1592. |
| [17] | Wu D H, Cui Y J. Effects of different cultivation methods on growth, development, and yield of rice. Agricultural Engineering Technology, 2016, 36(8): 27. |
| 伍丹华, 崔迎军. 不同栽培方式下水稻生长发育及其产量研究. 农业工程技术, 2016, 36(8): 27. | |
| [18] | Luo X W, Xie F P, Qu Y G, et al. Experimental investigation of different transplanting methods in paddy production. Transactions of the CSAE, 2004, 20(1): 136-139. |
| 罗锡文, 谢方平, 区颖刚, 等. 水稻生产不同栽植方式的比较试验. 农业工程学报, 2004, 20(1): 136-139. | |
| [19] | Reed N H, Butts T R, Norsworthy J K, et al. Ecological implications of row width and cultivar selection on rice (Oryza sativa) and barnyardgrass (Echinochloa crus-galli). Scientific Reports, 2024, 14(1): 24844. |
| [20] | Chauhan B S, Johnson D E. Relative importance of shoot and root competition in dry-seeded rice growing with junglerice (Echinochloa colona) and ludwigia (Ludwigia hyssopifolia). Weed Science, 2010, 58(3): 295-299. |
| [21] | Wang W T, Long J H, Wang H X, et al. Insights into the effects of anilofos on direct-seeded rice production system through untargeted metabolomics. Environmental Pollution, 2024, 360: 124668. |
| [22] | Hirani A K, Korav S, Rajanna G A, et al. Determination of critical crop-weed competition period: Impact on growth, nutrient dynamics and productivity of green gram (Vigna radiata). Heliyon, 2024, 10(17): e36855. |
| [23] | Zhang Y L. The studies on the internal and external control mechanism of tiller formation in rice. Harbin: Northeast Agricultural University, 2017. |
| 张玉磊. 水稻分蘖形成的内外调控机制研究. 哈尔滨: 东北农业大学, 2017. | |
| [24] | Shen G H, Tian Z H, Yuan G H, et al. Enhancing large-scale rice yield through effective weed control in paddy fields. Shanghai Agricultural Science and Technology, 2025(2): 1-5. |
| 沈国辉, 田志慧, 袁国徽, 等. 做好稻田杂草防控助力水稻大面积单产提升. 上海农业科技, 2025(2): 1-5. | |
| [25] | Wang J Y, Li S Y, Tong J H, et al. A preliminary study on response of allelopathie and non-allelopathic rice to barnyardgrass competition at the seedling stage. Life Science Research, 2022, 26(5): 396-400. |
| 王婕妤, 李书燕, 童建华, 等. 幼苗期化感水稻与非化感水稻响应稗草胁迫的初步研究. 生命科学研究, 2022, 26(5): 396-400. | |
| [26] | Bai L Y, Zhang S, Liu D C. Monitoring and control technologies for herbicide resistance in farmland weeds. Beijing: China Agriculture Press, 2023: 79-86. |
| 柏连阳, 张帅, 刘都才. 农田杂草抗药性监测与防控技术. 北京:中国农业出版社, 2023: 79-86. | |
| [27] | Mahajan G, Ramesha M S, Chauhan B S. Response of rice genotypes to weed competition in dry direct-seeded rice in India. The Scientific World Journal, 2014(9): 641589. |
| [28] | Zhang L, Chen K, Li T R, et al. Metabolomic and transcriptomic analyses of rice plant interaction with invasive weed Leptochloa chinensis. Frontiers in Plant Science, 2023, 14: 1271303. |
| [29] | Guo L B, Qiu J, Li L F, et al. Genomic clues for crop-weed interactions and evolution. Trends in Plant Science, 2018, 23(12): 1102-1115. |
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