The major reason for the improved wheat yield was the increase in the number of grains per spike and the thousand-grain-weight.
改进小麦产量的主要因素是每穗粒数和千粒重的增加。
The gene effects of ear length, ear thickness, kernel rows per ear, hundred-grain-weight(H. G. W. ) and grain weight per plant were analyzed in a set of diallel crosses which involved 8 parents.
由8个亲本组成的双列杂交试验，分析了穗长、穗粗、穗行数、百粒重、单株籽粒产量的基因效应。
While taller wheat competed better for sunlight, they had a tendency to collapse under the weight of extra grain—a trait called lodging.
虽然较高的小麦能更好地争夺阳光，但它们在额外谷粒的重压下会有倒塌的倾向——这种特性被称为倒伏。
Path analysis showed that the influence of endosperm cell number on grain weight was greater than single endosperm cell weight.
通径分析表明籽粒胚乳细胞数目对粒重的影响最大，单个胚乳细胞重量次之。
It was shown that there was a positive correlation between the hull weight and the last grain weight.
相关分析表明，谷壳的重量与最终粒重呈极显著正相关关系。
The drought during the early filling stage accelerated wheat filling velocity and increased wheat grain weight, while the drought during the late filling stage restrained the wheat filling process.
灌浆前期干旱有促进灌浆和增加粒重的作用，而后期干旱对小麦灌浆有抑制作用，全程干旱使小麦的灌浆速率明显减弱。
These mutants were almost accompanied by variations in agronomic traits such as dwarfism, high sterility, heading date or grain weight.
抗病突变体大多伴随着株高、熟期、育性或粒重等农艺性状的变异。
The direct reasons which cause the yield rate are that the disease decreases the grain weight per panicle and increases the rate of diseased grains.
它对产量影响的直接原因是减少了单穗实粒重，增加了病粒率。
The main growth period of grain weight was similar to the process of lignifications of mesocoat.
银杏种实单粒重主要的增长时期与中种皮的木质化进程基本上一致；
Furthermore, the results of correlation and path analysis show that nitrogen dry matter production efficiency (NDMPE), grain weight and nitrogen content are significantly correlated to NGPE.
经相关和通径分析，氮素干物质生产效率、粒重及氮含量与氮素子粒生产效率显著相关。
Meteorological conditions in the middle growth period of wheat were important factors to affect the early grain weight, among which the crucial factors that affected grain weight was the temperature.
小麦生育中期气象条件是影响早期粒重的重要因素，其中温度是影响的主导因素。
Q enzyme activity reached the maximum when grain weight was close to the highest.
酶最高活性在籽粒重量接近最大时出现。
The grain weight of big kernel wheat increased quickly, the content of kernel protein was higher, varied steadily and wasn't affected by the accumulation of carbohydrate.
大粒品种粒重增长快，子粒中蛋白质含量高，变化平稳，不受子粒积累碳水化合物的影响；
NGPE and NHI were significantly positively associated with seed setting rate, grain weight per plant and effect panicle per plant.
氮素籽粒产量利用率、氮素收获指数与结实率、单株籽粒重和单株有效穗数均呈极显著正相关。
The grain filling rate, grain filling percentage, grain weight and starch accumulation rate were positively and significantly correlated with the SuSase activity in grains.
籽粒灌浆速率、籽粒充实率、粒重和淀粉积累速率与蔗糖合酶活性呈显著正相关。
The sterile line 105B had a small average grain weight and the difference between superior and inferior grains was small.
母本105B最终粒重较小，且强弱势粒间粒重差异较小；
Potassium fertillizer increased grain number per ear, improved grain weight, improved stem pole substantial degree, strengthened the ability of resisting lodging.
钾素能增加穗粒数，提高粒重，提高茎秆充实度，增强抗倒伏能力。
The characters showing wide genetic variation were those as percentage of shell, grain number per plant, grain yield per plot and grain weight.
遗传变异幅度较大的性状有皮壳率、单株粒数、小区产量、单株粒重等。
The correlation between the average grain weight of middle spikelets and lower spikelets and the grain weight per spike was highly significant.
中部以及基部小穗粒重与穗粒重之间呈高度正相关。
The effect of removing base spikelet on setting kernels and grain weight was slighter, kernels and grain weight per ear decreased less.
去除基部小穗对结实粒数和粒重的影响较小，穗粒数和粒重下降较少；
This result incdicated that the size of flag leaf affected the grain weight per spike, and it was successful to increase the size of flag leaf and the grain weight per spike in our wheat breeding.
由此可见，旗叶大小对穗粒重有着显著正向效应，因此在育种栽培过程中，注意增加旗叶面积对提高穗粒重是有益的。
Therefore, it was very important to take effective measures to increase the early grain weight for gaining a high final grain weight.
在早期粒重高的年份，最终粒重常常也高，因此，在生产实践中，采取有效措施提高早期粒重对获得最终高粒重具有重要作用。
The distribution of the quality of the grains at different positions within a rice panicle (1) the spikelets that flowered earlier produced greater grain weight than those flowered later.
稻米品质在穗上不同粒位间分布(1)一般早开花的籽粒粒重高，迟开花的籽粒粒重低。
Maximum grain filling rate and grain weight increase were also achieved in the denucleation developing stage of most starchy endosperm cells.
去核化发育阶段籽粒灌浆速率最高，籽粒增重亦最快。
Spikelet density is an important trait related with panicle number, spikelet number and grain weight.
水稻小穗着粒密度是一个重要的农艺性状，其与单株穗数、小穗数和粒重等有密切的联系。
Correlation analysis of characters indicates that shortening heading date can cause the increase in grains number per spike and 1000-grain weight, but decreases in spikelet per spike.
性状相关分析表明，随着抽穗期缩短，穗粒数和千粒重增加，但小穗数有减少的趋势。
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。
Grain weight is one of the most important components of grain yield and is controlled by quantitative trait loci (QTLs) derived from natural variations in crops.
粒重是作物产量的重要构成因素之一，由来源于自然变异的数量性状基因座(QTL)控制。
Grain weight is one of the most important components of grain yield and is controlled by quantitative trait loci (QTLs) derived from natural variations in crops.
粒重是作物产量的重要构成因素之一，由来源于自然变异的数量性状基因座(QTL)控制。
应用推荐