鲜切菊花品种‘Cedis’多头小菊和 ‘Country’多头菊养分需求特性研究

Acta Horticulturae Sinica(2018)

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Abstract
以设施栽培鲜切菊花主栽品种荷兰多头小菊‘Cedis’和多头菊‘Country’为研究对象,比较其鲜切菊花产量、观赏性状和对氮磷钾养分吸收、累积特性,以期为设施鲜切菊花优质生产和科学施肥提供依据.结果表明:两品种的产量无显著差异,多头小菊‘Cedis’的采收率和高等级鲜切花比例显著高于多头菊‘Country’,而鲜样质量和株高则以多头菊‘Country’较高.多头小菊‘Cedis’的氮和钾需求量显著高于多头菊‘Country’,分别高10.80%和35.03%,而磷需求量两者无显著差异.多头小菊‘Cedis’的养分吸收量为K>N>P,而多头菊‘Country’为N>K>P.移栽30~45 d时(茎生长期—花芽分化期),鲜切荷兰菊氮、磷、钾阶段累积量最大.
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Key words
accumulation,different types,chrysanthemum,nutrient,uptake,cut flower
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