grain weight

Study on Relationship Between Source-sink Characteristics and Spike Grain Weight of Big Kernel Wheat Variety

小麦大粒品种源库特点及其与穗粒重关系的研究

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Compared to N stress, N application increased the plant height at maturity, spike length, total spikelet number and fruitful spikelet number, grain weight dry matter weight per plant at different extent in the tested varieties. 5.

与未施氮胁迫下相比，施氮使不同氮效率品种成熟期植株株高、穗长、总小穗数和结实小穗数均有不同程度的增加。

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Preliminary study on the relationship between top three leaves and grain weight of wheat

小麦顶三叶与粒重关系的研究初报

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However, application of pig manure had no significant effects on the tillers and grain weight.

但猪粪的施用对水稻分蘖数量和千粒重无明显的影响。

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Analysis of Grain Weight and Quality at Different Floret Position of Strong Glutinin Wheat

强筋小麦不同穗位及花位籽粒粒重和品质的变化

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Two 5 × 5 complete diallel data were used to study the inheritance of grain weight of Kaoliang.

应用两组5×5完全双列杂交设计研究了中国高粱千粒重的遗传。

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However, there were significant genotypic differences in the reaction of grain weight on nitrogen. The grain weight of vast majority of varieties reduced, which of fewer varieties increased.

但粒重对氮素的反应存在显著的基因型差异，绝大多数品种粒重降低，较少品种粒重提高。

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Photosynthetic rates were raised; spike length, spikelet number, grain number of main spike and grain weight of main spike were generally increased.

穗长、结实小穗数、主穗粒数增加，穗粒重提高。

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Increase of the spikelets per panicle should be in parallel with the effective tillers and grain weight.

今后必须在提高每穗颖花数的基础上，改进有效穗数和粒重，使三者均衡提高。

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Therefore booting water is needed for reduction of sterile spikelet and grout filling water for increase of grain weight.

建议及时灌孕穗水降低不孕小穗率，灌灌浆水提高小麦千粒重。

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Mutual effect of spike length and the 100 grain weight and single effect of the 100 grain weight, spike length and spike thick become maior factors influencing yield.

玉米稀土拌种百粒重、穗长、穗粗与产量直接通径作用大。穗长和百粒重的互作效应以及百粒重、穗长、穗粗单效应成为影响产量的主要因素。

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Rachis-removing could increase grain weight, while defoliation could lower grain weight.

剪库增加粒重, 而剪源则降低粒重.

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Meantime it can guard against the premature senility of later stage, reduce the numbers of sterile spikelet, enhance the numbers of gains per spike and thousand grain weight, increase the yield by 5% 26%.

同时防止后期早衰，减少不孕小穗数，提高每穗实粒数和千粒重，增产5%～26%。

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The three crosses of H9908 × Yangmai 158, H9908 × Sumai 6 and Ning W0065 × Yumai 50 were characterized as moderate plant height, more fertile spikelets and kernel numbers per spike and higher grain weight.

杂交组合H9908×扬麦158、H9908×苏麦6号和宁W0065×豫麦50表现株高适中、结实小穗数与每穗粒数多以及粒重高等特点。

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Then at the 6 point will lead to a higher pregnancy rate. The Grains and grain weight decreased and the blasted rate and yield loss rate of rice increased with the increase of disease grains each ear.

水稻稻曲病随着每穗稻曲球数增加，穗粒数、粒重及千粒重下降，秕谷率上升，产量损失率增加。

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The rate of average grain filling, the rate of grain filling during gradual increase stage, and the grain filling rate of rapid increase stage had important contribution on increasing grain weight.

因此选择适宜播期、提高渐增期灌浆速率、快增期灌浆速率和平均灌浆速率对提高粒重有重要意义；

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Relationship between Grain Weight and Primary Generation of Red Bean, Soybean and Kidney Bean

红小豆、大豆、菜豆的粒重和初期生育的相关性

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So were four-rowed husked barley: the numbers of ear per plant, the numbers of grain per ear, grain weight per ear and 1000-grain weight.

而在四棱大麦中，则为：单株穗数、穗粒数、穗粒重和千粒重等。

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There were linear function relationships of grain weight with daily mean temperature and daily range of temperature during filling period. The relationship of the amount of precipitation with the grain weight was quadratic curve function.

灌浆期间的日平均气温和气温日较差与粒重为线性关系，降雨量与粒重则呈二次曲线关系。

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Studies on hereditary character of grain weight for resistant BYDV materials in winter wheat

抗黄矮病小麦品系粒重遗传特性研究

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It was found that a main effect QTL controlled main spike length, rachis internode length, tiller number and grain weight per plant. 4.

有效穗、主穗长、茎节长、分蘖数、单株粒重均受&主效QTL控制。

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N application increased the spike number per area and kernel number per spike and decreased the per 1000 grain weight in tested varieties.

施氮使不同氮效率类型品种的单位面积穗数和穗粒数增加，千粒重降低。

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The result showed that the genetic diversity index of all traits were relatively large, grain weight per plant had the highest genetic diversity index, followed by TGW and panicle length.

结果表明：各性状的遗传多样性指数较大，且多样性指数最高是单株粒重，其次是千粒重和穗长；

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Its spike length was 4 cm longer, and grain weight per spike was 58.5 g more than the control.

并从中获得了穗长比对照最大穗还长4cm，穗粒重比对照最大穗还重58.5g特大穗变异株系。

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Correlation analysis of characters indicated that with the increase of spike number per plant, grain number per spike and 1000-grain weight, the grain weight per plant would increased obviously.

性状相关分析表明：随着有效穗数、穗粒数和千粒重增加，单株产量显著提高。

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On plant height, spike length and grain weight per spike of multi-joint quantitative character segregation analysis resulted show that: ( 1) they were controlled by 1 pair major genes plus polygenes.

对株高、穗长和穗粒重等3个性状的多世代联合分离分析结果表明：（1）三者均受1对主基因+多基因控制。

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according to the experiment results in this paper, grain protein content 10%-12%, starch content 57% and grain weight 45-47g/ 1000 grains could yield best malting quality.

蛋白质含量在11%一12%、淀粉含量>57%、千粒重为45一479时，其麦芽品质最好。

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The results showed that different treatment of boric fertilizer increased the edible sunflower output, the thousand grain weight and the setting percentage significantly.

结果表明：不同硼肥处理对食用向日葵产量、千粒重、结实率增效明显；

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However, the change in grain weight was not very identical with the following sequence.

但粒重的高低并非严格按照开花顺序。

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There was no significant difference of kernel number among three soil textures, but the spike number and grain weight were highest in loam soil.

小麦穗粒数3种质地土壤无显著差异，而穗数和粒重均以中壤土最高。

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