黄土高原旱作玉米籽粒水分与机械粒收质量的关系
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樊廷录,王淑英,续创业,李尚中,王甲玺,王克如,赵刚,程万莉,张建军,王磊,党翼
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Relationship between Grain Moisture and Maize Mechanical Harvesting Qualities in Dry Highland of Loess Plateau
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Ting-Lu FAN,Shu-Ying WANG,Chuang-Ye XU,Shang-Zhong LI,Jia-Xi WANG,Ke-Ru WANG,Gang ZHAO,Wan-Li CHENG,Jian-Jun ZHANG,Lei WANG,Yi DANG
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表2 不同玉米品种籽粒收获质量指标观测值及其统计量
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Table 2 Observed values of maize grain harvesting qualities and the statistical description in different genotypes
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测试指标
Variability | 品种数
No. | 平均数Avg. | 最大值
Max. | 最大值对应品种
Varieties matched
for the max. | 最小值Min. | 最小值对应品种
Varieties matched
for the min. | 极差Range | 变异系数CV
(%) | | 2016 | | | | | | | | | | 产量 Yield (kg hm-2) | 24 | 11292.0 | 14137.5 | 新玉47 Xinyu 47 | 9462.0 | 陇单9号Longdan 9 | 4675.5 | 15.79 | | 籽粒水分Grain moisture (%) | 24 | 25.51 | 30.52 | 敦玉328 Dunyu 328 | 18.44 | KWS3376 | 12.08 | 10.52 | | 破碎率Broken rate (%) | 24 | 7.75 | 14.72 | KWS3376 | 3.88 | 郑单958 Zhengdan 958 | 10.84 | 36.96 | | 杂质率Impurity rate (%) | 24 | 1.52 | 4.47 | 京科968 Jingke 968 | 0.43 | KWS3376 | 4.04 | 63.93 | | 落粒损失Kernel loss (kg hm-2) | 24 | 15.45 | 52.7 | 陕单609 Shaandan 609 | 1.05 | 豫玉22 Yuyu 22 | 51.6 | 79.13 | | 落粒损失率Kernel loss rate (%) | 24 | 0.14 | 0.53 | 陕单609 Shaandan 609 | 0.01 | 豫玉22 Yuyu 22 | 0.52 | 83.8 | | 落穗损失Ear losses (kg hm-2) | 24 | 151.5 | 666.8 | 新玉41 Xinyu 47 | 46.35 | 西蒙6号 Ximeng 6 | 620.4 | 105.11 | | 落穗损失率Ear loss rate (%) | 24 | 1.40 | 6.44 | 新玉41 Xinyu 47 | 0.42 | 西蒙6号 Ximeng 6 | 6.02 | 109.36 | | 总损失Total grain loss (kg hm-2) | 24 | 166.9 | 667.8 | 新玉41 Xinyu 47 | 49.50 | 西蒙6号 Ximeng 6 | 618.3 | 93.44 | | 损失率Grain loss rate (%) | 24 | 1.66 | 6.45 | 新玉41 Xinyu 47 | 0.44 | 西蒙6号 Ximeng 6 | 6.01 | — | | 2017 | | | | | | | | | | 产量Yield (kg hm-2) | 27 | 12426.0 | 14220.0 | 敦玉15 Dunyu 15 | 9922.5 | 九洋528 Jiuyang 528 | 4297.5 | 9.50 | | 籽粒水分Grain moisture (%) | 27 | 26.53 | 31.72 | 豫玉22 Yuyu 22 | 21.71 | 先玉335 Xianyu 335 | 10.01 | 11.02 | | 破碎率Broken rate (%) | 27 | 7.23 | 10.52 | 敦玉15 Dunyu 15 | 4.21 | M753 | 11.01 | 24.31 | | 杂质率Impurity rate (%) | 27 | 0.62 | 2.13 | 豫玉22 Yuyu 22 | 0.12 | 九洋528 Jiuyang 528 | 2.01 | 79.17 | | 落粒损失Kernel loss (kg hm-2) | 27 | 117.60 | 214.1 | 陕单650 Shaandan 650 | 31.1 | 新玉41 Xinyu 41 | 183.0 | 43.59 | | 落粒损失率Kernel loss rate (%) | 24 | 0.96 | 1.92 | 京科968 Jingke 968 | 0.26 | 先玉335 Xianyu 335 | 1.66 | 49.79 | | 落穗损失Ear loss (kg hm-2) | 27 | 451.95 | 1029.2 | 郑单958 Zhengdan 58 | 83.9 | 九玉M03 Jiuyu M03 | 945.3 | 60.69 | | 落穗损失率Ear loss rate (%) | 27 | 3.62 | 7.98 | 郑单958 Zhengdan 58 | 0.73 | 九玉M03 Jiuyu M03 | 7.25 | 58.56 | | 总损失Total grain loss (kg hm-2) | 27 | 568.7 | 1101.0 | 郑单958 Zhengdan 58 | 117.3 | 先玉335 Xianyu 335 | 983.7 | 45.96 | | 损失率Grain loss rate (%) | 27 | 4.66 | 8.54 | 郑单958 Zhengdan 58 | 0.91 | 先玉335 Xianyu 335 | 7.63 | — | | 27 | 26.53 | 31.72 | | 0.91 | | | | |
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