千粒重是以克表示的一千粒稻谷的重量,以g为单位。一般都以风干状态的种子计量。它是体现种子大小与饱满程度的一项指标,是检验种子质量和作物考种的内容,也是田间预测产量时的重要依据。一般测定小粒种子千粒重时是随机数出三个一千粒种子,分别称重,求其平均值。大粒种子可取三个一百粒分别称重,取其平均值,称百粒重。
... thorn螫刺 thousandkernelweight千粒重 threeelementscomplexfertilizer三元复合肥料 ...
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...年度种植于安阳、焦作和泰安,对重要的品质性状,即面粉和中国白盐面条颜色参数及PPO活性、黄色素含量(YPC)、容重(TW、千粒重(TKW)、面粉蛋白含量(FPC)、mixograph参数及面粉糊化参数(RVA参数)和面条品质性状进行QTL定位,并分析1B.1R易位、高低分子量谷蛋白亚基...
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The key reason for this is that both the seed setting percent and 1000-grain weight were increased.2.
调节剂对产量的影响主要通过提高结实率和千粒重。
参考来源 - 后期营养调控对食用优质稻产量和品质形成的影响The seed mature time was short, and percentage of hard seed of white clover increased, and 1000-seed weight decreased, by the ASWD.
水分亏缺使白三叶种子成熟期提前,增加了白三叶收获种子的硬实率,降低了种子的千粒重。
参考来源 - 灌溉对白三叶生殖生长及种子产量和质量的影响·2,447,543篇论文数据,部分数据来源于NoteExpress
三十烷醇对降低杂交稻空壳粒也有效果,对千粒重无明显影响。
Triacontanol causes promotional effects on the decrease in number of empty grains in hybrid rice.
接种试验证实潜根线虫侵染水稻能引起减产,主要是减少有效穗和千粒重;
Inoculation tests showed that Hirschmanniella oryzae could cause yield losses of rice, especially reduced the number of panicles and grain weight.
油菜具有主序优势,主要表现在结角数上,在角粒数、千粒重及品质上也很显著。
Rape had the phenomenon of main head superiority, showed chiefly on pod number, also very significant at the seed number, TGW and quality.
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