Acta Agriculturae Zhejiangensis ›› 2024, Vol. 36 ›› Issue (6): 1256-1269.DOI: 10.3969/j.issn.1004-1524.20230072
• Crop Science • Previous Articles Next Articles
XU Liting(), QI Guangping*(
), KANG Yanxia, YIN Minhua, MA Yanlin, JIA Qiong, WANG Jinghai, JIANG Yuanbo
Received:
2023-01-16
Online:
2024-06-25
Published:
2024-07-02
CLC Number:
XU Liting, QI Guangping, KANG Yanxia, YIN Minhua, MA Yanlin, JIA Qiong, WANG Jinghai, JIANG Yuanbo. Meta-analysis of effects of regulated deficit irrigation on yield and quality of alfalfa[J]. Acta Agriculturae Zhejiangensis, 2024, 36(6): 1256-1269.
Fig.1 Frequency distribution histogram and Gaussian distribution curve of regulated deficit irrigation on alfalfa yield and quality n, Sample size; AVE, Average. The same as below.
Fig.2 Sensitivity analysis of regulated deficit irrigation on alfalfa yield (a), crude protein content (b), acid detergent fiber content (c) and neutral detergent fiber content (d)
指标 Index | 变化率 Change rate/% | 95%置信区间 95% confidence interval/% | 效应量检验结果 Effect test result | 异质性检验结果 Heterogeneity test result | 样本量 Sample size | |||
---|---|---|---|---|---|---|---|---|
下限 Lower limit | 上限 Upper limit | Z | P | Q | P | |||
产量Yield | -19.3 | -22.5 | 16.0 | -11.7 | <0.000 1 | 243 615.5 | <0.000 1 | 280 |
粗蛋白含量 | 14.5 | 12.4 | 16.6 | 13.6 | <0.000 1 | 9 470.9 | <0.000 1 | 109 |
Crude protein content | ||||||||
酸性洗涤纤维含量 | -10.8 | -12.3 | -9.2 | -13.3 | <0.000 1 | 4 866.7 | <0.000 1 | 83 |
Acid detergent fiber content | ||||||||
中性洗涤纤维含量 | -13.2 | -14.4 | -11.9 | -20.7 | <0.000 1 | 3 530.8 | <0.000 1 | 78 |
Neutral detergent fiber content |
Table 1 Comprehensive effects of regulated deficit irrigation on yield and quality of alfalfa
指标 Index | 变化率 Change rate/% | 95%置信区间 95% confidence interval/% | 效应量检验结果 Effect test result | 异质性检验结果 Heterogeneity test result | 样本量 Sample size | |||
---|---|---|---|---|---|---|---|---|
下限 Lower limit | 上限 Upper limit | Z | P | Q | P | |||
产量Yield | -19.3 | -22.5 | 16.0 | -11.7 | <0.000 1 | 243 615.5 | <0.000 1 | 280 |
粗蛋白含量 | 14.5 | 12.4 | 16.6 | 13.6 | <0.000 1 | 9 470.9 | <0.000 1 | 109 |
Crude protein content | ||||||||
酸性洗涤纤维含量 | -10.8 | -12.3 | -9.2 | -13.3 | <0.000 1 | 4 866.7 | <0.000 1 | 83 |
Acid detergent fiber content | ||||||||
中性洗涤纤维含量 | -13.2 | -14.4 | -11.9 | -20.7 | <0.000 1 | 3 530.8 | <0.000 1 | 78 |
Neutral detergent fiber content |
Fig.3 Cumulative meta-analysis of regulated deficit irrigation on alfalfa yield (a), crude protein content (b), acid detergent fiber content (c) and neutral detergent fiber content (d)
Fig.4 Analysis on influencing factors of regulated deficit irrigation on alfalfa yield The deficient degree is measured based on the field capacity.The same as below.
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[15] | TIAN Yugang, WAN Sumei, LIN Jiao, CHEN Guodong, LI Hao, HU Yukai, LI Yanfang, HU Shoulin, MAO Tingyong, ZHAO Shuzhen. Effect of mulch types and irrigation amounts on photosynthetic parameters, yield and quality of cotton [J]. Acta Agriculturae Zhejiangensis, 2023, 35(7): 1523-1531. |
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Abstract 164
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