田间小区试验表明，不同小麦品种(系)间的穗重损失率、千粒重损失率和产量损失率存在显著差异。
Field plot tests indicates that there are remarkable differences in the loss rates of spike, thousand grain weight and output among different wheat varieties or lines.
改进小麦产量的主要因素是每穗粒数和千粒重的增加。
The major reason for the improved wheat yield was the increase in the number of grains per spike and the thousand-grain-weight.
为给小麦新品种的种植、加工和开发利用提供科学依据，以南阳灰麦、蓝麦、普通紫麦和硬质紫麦为材料，对南阳彩色小麦品种中的籽粒形状、千粒重、容重、比重等性状指标进行了测定。
The grain shape, thousand kernel weight, volume weight and specific gravity of grey wheat, blue wheat, common purple wheat and hard purple wheat grown in Nanyang were determined in this study.
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