| 不同水稻品种富硒能力研究 |
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| 引用本文： | 张玲霞. 不同水稻品种富硒能力研究[J]. 杂粮作物, 2011, 0(3) |
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| 作者姓名： | 张玲霞 |
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| 作者单位： | 安徽省池州市贵池区农技推广中心,安徽池州,247000 |
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| 摘 要： | [目的]研究不同水稻品种和施用时期对水稻富硒能力的影响。[方法]以华安501、Y两优7号、新两优6号为试材,采用双因素裂区设计,分别在孕穗期、抽穗期、齐穗期喷施100 mg/kg亚硒酸钠,研究不同品种和施用时期对水稻富硒能力的影响。[结果]两系杂交水稻对外源硒的吸收存在品种间差异;齐穗期喷施外源硒增产显著,一般增产0.5%～12.0%;抽穗期喷施外源硒结实率降低0.1%～2.9%,抽穗期和齐穗期喷施外源硒较孕穗期喷施千粒重增加0.2～0.8 g;水稻抽穗期和齐穗期喷施外源硒稻米硒含量最高。[结论]水稻抽穗期叶面喷硒效果最好。
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| 关 键 词： | 水稻 硒含量 品种 |
Study on Selenium Rich Ability of Different Rice Varieties |
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| ZHANG Ling-xia. Study on Selenium Rich Ability of Different Rice Varieties[J]. Rain Fed Crops, 2011, 0(3) |
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| Authors: | ZHANG Ling-xia |
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| Affiliation: | ZHANG Ling-xia(Guichi Agricultural Technology Extension Center of Chizhou City,Chizhou,Anhui 247000) |
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| Abstract: | [Objective] The aim was to study the effects of different rice varieties and application stages on selenium rich ability of rice.[Method] With Huaan501,Y-liangyou7,Xinliangyou6 as tested materials,using the double factor split-plot design,with the application of 100 mg/kg sodium selenite at booting stage,heading date and full heading time,the effects of different rice varieties and application stages on selenium rich ability of rice were studied.[Result] There was difference between the hybrid rice varietie... |
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| Keywords: | Rice Selenium content Variety |
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