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对大豆不同播期与农艺性状试验调查及相关分析后， 结果表明， 播期与各农艺性状具有一定的相关关系， 不同播期的单株粒数、荚数、出苗至开花日数等差异达极显著水平， ５ 月上旬播种比５ 月下旬播种增产１６３％ 。
Soybean different sowing date and agronomic traits investigation and correlation analysis, the results showed that the sowing date and agronomic traits have a certain correlation between different sowing date per plant number of pods, number of days from emergence to flowering up to the extreme Significant level, sowing in early May than in late May sowing increased 16.3%.