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Effects of Different Sowing Date and Rate on the Yield and Yield Components of New Wheat Variety Guomai 99
Author(s): 
Pages: 84-86
Year: Issue:  9
Journal: Rain Fed Crops

Keyword:  涡麦99播期播量产量产量构成因素;
Abstract: [目的]探讨不同播期与播量对小麦新品种涡麦99产量的影响,制定配套的高产栽培技术标准.[方法]在沿淮淮北地区的安徽省龙亢农场采用裂区试验研究了不同播期与播量对涡麦99产量及构成因素的影响.[结果]不同播期与播量对涡麦99产量构成因素及农艺性状影响显著,推迟播期降低了涡麦99的成穗数、穗粒数、千粒重和产量,降低了株高和穗长;增加播量能提高成穗数、产量、株高和不孕小穗数,降低穗粒数、千粒重、穗长和小穗数.[结论]建议涡麦99在沿淮淮北地区10月下旬播种,以225 kg/hm2的播量有助于提高其产量.
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