| 施肥水平对何首乌生长·光合特性的影响 |
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| 引用本文： | 宋世威,杨全,滕希峰,刘厚诚,严寒静,程轩轩.施肥水平对何首乌生长·光合特性的影响[J].安徽农业科学,2011,39(26):15913-15914. |
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| 作者姓名： | 宋世威 杨全 滕希峰 刘厚诚 严寒静 程轩轩 |
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| 作者单位： | 华南农业大学园艺学院,广东广州,510642;广东药学院中药学院,广东广州,510006 |
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| 基金项目： | 广东药学院引进人才科研基金项目(2007ZYX11),广东药学院重点培养青年教师专项项目 |
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| 摘 要： | 目的]研究不同氮磷钾复合肥的施肥水平对何首乌生长及光合特性的影响,旨在为何首乌的规范化栽培过程中施肥技术体系的建立奠定基础。方法]在盆栽条件下,采用4个处理4次重复,测定何首乌的生长指标、光合指标。结果]施肥处理可提高何首乌的生物量、叶片的光合色素含量、净光合速率及光能利用效率。中量（20 g/株）和高量（30 g/株）施肥处理提高何首乌生物量的效果较好,而低量（10 g/株）施肥处理的效果一般。综合考虑经济系数,确定施用复合肥20 g/株为何首乌的最佳施肥水平。结论]氮磷钾施肥处理明显提高何首乌的光合指标、产量,适宜在生产上推广。
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| 关 键 词： | 何首乌 施肥 生长 光合特性 |
Effects of Fertilizer Application Level on Growth and Photosynthetic Characteristics of Polygonum |
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| SONG Shi-wei et al.Effects of Fertilizer Application Level on Growth and Photosynthetic Characteristics of Polygonum[J].Journal of Anhui Agricultural Sciences,2011,39(26):15913-15914. |
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| Authors: | SONG Shi-wei |
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| Institution: | SONG Shi-wei et al(College of Horticulture,South China Agricultural University,Guangzhou,Guangdong 510642) |
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| Abstract: | Objective] Effects of NPK compound fertilizer application level on growth and photosynthetic characteristics of polygonum were studied to establish fertilization technical system in polygonum standardized cultivation process.Method] In pot experiment,using 4 treatments with 4 replicates,plant growth and photosynthesis parameters of polygonum were measured.Result] Fertilization treatments increased polygonum biomass,leaf photosynthetic pigment content,net photosynthetic rate and light use efficiency.Mediu... |
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| Keywords: | Polygonum Fertilizer application Growth Photosynthetic characteristics |
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