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配方施肥对阿坝州脆红李果实品质及果园土壤理化性质的影响

Shaanxi Journal of Agricultural Sciences(2018)

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Abstract
以四川省阿坝州茂县6a生脆红李园为试材,采用正交设计设置18组配方施肥方案,研究了配方施肥对脆红李果实品质及果园土壤理化性质的影响.结果表明,各组试验处理均对脆红李果实品质有促进作用,其中基肥施入干鸡粪5.50 kg/株+过磷酸钙2.50 kg/株+硫酸亚铁0.13 kg/株,萌芽肥施入尿素0.60 kg/株+速效硼0.120 kg/株,壮果肥施入磷酸一铵0.70 kg/株+尿素0.20 kg/株,采前肥施入硫酸钾1.25 kg/株效果最佳,使脆红李果实单果重、横径、纵径、硬度分别提高了80.90%、18.42%、24.67%、26.04%;土壤有机质含量提高了229.62%,土壤有效磷、速效钾、有效铁含量分别提高了26.35%、14.55%和111.20%.因此,配方施肥可有效改善高原藏区脆红李果实品质及果园土壤理化性质.
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