机械平茬对宿根蔗蔗蔸及产量的影响
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罗亚伟, 梁阗, 卢文, 杨翠芳, 阳太亿, 周珊, 陆衫羽, 苏树权, 伍荣冬, 刘丽敏, 高轶静
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Effects of Mechanical Stubble Shaving on Stubble and Yield of Ratoon Sugarcane
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Luo Yawei, Liang Tian, Lu Wen, Yang Cuifang, Yang Taiyi, Zhou Shan, Lu Shanyu, Su Shuquan, Wu Rongdong, Liu Limin, Gao Yijing
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表2 平茬后的宿根蔗农艺及产量性状调查结果
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Table 2 Investigation results of agronomic and yield traits after stubble shaving for ratoon sugarcane
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处理
Treatment | 上茬有效茎
（万条/hm2）
Effective stems of
previous crop
(×104 /hm2) | 出苗数
（万株/hm2）
Number of
seedlings
(×104 /hm2) | 发株率
Germination
rate (%) | 分蘖期苗数
（万株/hm2）
Number of seedlings
at tillering stage
(×104 /hm2) | 分蘖率
Tillering
rate (%) | 株高
Plant
height
(cm) | 径茎
Stem
diameter
(cm) | 有效茎数
（万条/hm2）
Effective
stems
(×104 /hm2) | 蔗茎
产量
Stem
yield
(t/hm2) | | ZZ1 | 5.60 | 7.05a | 125.9a | 9.49a | 34.79a | 348a | 2.54a | 6.44a | 99.64a | | CK1 | 5.74 | 6.56b | 114.3a | 8.51b | 30.13a | 346a | 2.55a | 5.85b | 89.64b | | ZZ2 | 5.27 | 5.79a | 110.0a | 9.16a | 58.54a | 352a | 2.65a | 5.79a | 101.60a | | CK2 | 5.23 | 5.39b | 103.1a | 8.21b | 52.29a | 355a | 2.67a | 5.30b | 93.17b | | GT1 | 6.05a | 6.42b | 106.3a | 8.47a | 31.96a | 311a | 2.69a | 5.87a | 8.39a | | CK3 | 6.24a | 6.79a | 109.0a | 9.31a | 36.91a | 307a | 2.66a | 5.56b | 7.77a |
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