1) wheat output
小麦千粒重
1.
The ten-day and monthly changes,the vertical distribution characteristic and the yearly changes of soil moisture as well as the relationship between the monthly soil moisture content and winter wheat output are analyzed by using the data of soil moisture during March to November from the year 1989 to 2004 in Xifeng.
结果表明:西峰土壤贮水量年季变化振荡明显,呈多波动变化,与降水量相关关系显著;一年中含水量最高的时段是11月和3月,最低的是6月和7月;0~30 cm为多变层,30~110为缓变层,110~200 cm为稳定层;土壤水分含量对冬小麦千粒重影响有两个显著阶段,分别是3~5月与9月,均达到α=0。
2) thousand kernel weight
千粒重
1.
The thousand kernel weight and the total grain weight rised mar.
降低了植株的单株结实率,增加了单株籽粒重,显著提高了种子的千粒重。
2.
dicoccoides introduced from Israel were crossed and backcrossed with common wheat cultivars(Yangmai 5,Yangmai 158)and 128 stable lines were selected from F 5,BC 1F 4 and BC 2F 3 generations,among them,17 lines with thousand kernel weight above 5 grams higher and seed protein percentage 4% more than those of their common wheat parents.
从F5、BC1F4 、BC2 F3 代中选出的 12 8个外部形态性状已基本稳定的株系中 ,选出千粒重高于对应普通小麦亲本 (扬麦 5号和扬麦 15 8) 5g以上的株系 17个 ,籽粒蛋白质含量比普通小麦亲本高 4%以上的株系 12个 ,其中有 5个株系的千粒重和籽粒蛋白质含量均显著高于普通小麦。
3.
Based on test and analysis on germination percent, viability, excellence, thousand kernel weight and purity of seed sampling of Pinus sylvestris var.
依据内蒙古《主要造林树种种子分级》标准 ,利用数理统计的方法对收集自红花尔基、牡丹江、佳木斯、章古台、蒙古国等地的樟子松种子样品的净度、发芽率、生活力、优良度、千粒重进行检验分析得出 :划分种子等级的品质指标应以发芽率、生活力为主要指标 ;千粒重只能作划分种子等级的参数指标 ,优良度作划分种子等级的依据值得进一步探讨 ;净度是种子收购与贮藏的主要指标。
3) thousand-grain weight
千粒重
1.
This paper,through determination of the thousand-grain weight of Pinus pinaster introduced from France,thinks that the seed quality is good and the coefficient of variation is small.
通过对从法国引进的海岸松种子进行千粒重测定,认为法国海岸松种质均一,变异系数小;通过对引进种子在试验室及苗圃地不同处理情况下进行萌发试验,可为日后海岸松引种试验提供基础数据。
2.
The results showed that when the disease occurred in the early blooming,the loss rate of thousand-grain weight was 51.
通过对不同发病时期的绵油12的千粒重、含油量以及脂肪酸组成含量进行比较,结果表明,初花期感染菌核病造成千粒重损失率为51。
3.
The influence of different seed s thousand-grain weight of soybean and maize on the germination percentage,the percentage of seedling emergence,the speed of seedling emergence and the percentage of seedling was studied.
以大豆、玉米种子为试验材料 ,研究了其不同千粒重对发芽率、出苗率、出苗速度和成苗率的影响。
4) 1000-grain weight
千粒重
1.
The grain weight per panicle(GW) and 1000-grain weight(TGW) of rice were investigated on 129 doubled haploid(DH) lines grew in two different seasons.
用基于混合线性模型的统计方法对一套来源于亲本IR64/Azucena的加倍单倍体群体在两个生产季节的水稻单穗重和千粒重进行了分析,各检测到15个QTL分别控制这两个性状,其中有6个QTL同时与这两个性状有关。
2.
The 1000-grain weight,the protein content and the sedimentation of grains at the first and the s.
结果表明,籽粒粒重和品质不因穗位的不同而变化,不同花位上的籽粒粒重分布呈现单峰曲线,第2花位粒重最高;蛋白质含量、沉淀值大致随小花花位的增高而降低,特别是各小穗第3、4小花位较第1、2小花位上的籽粒品质极显著变劣,千粒重、蛋白质含量、沉淀值差异极显著。
3.
Because the setting percentage and 1000-grain weight in the spilekets on primary branches are higher than those on secondary branches, and its grain sink was coordinated to source with.
其原因主要在于一次枝梗着粒的千粒重高于二次枝梗着粒的千粒重,一次枝梗着粒的结实率高于二次枝梗着粒的结实率;并且其库源关系协调,粒/叶、实粒/叶、实粒重/叶均较高。
5) 1000 grain weight
千粒重
1.
The research showed that 1000 grain weight of transgenic plants was obviously improved,but the starch content of the rice was little changed.
大量的农艺性状及淀粉含量研究表明 ,转基因水稻种子的千粒重比对照明显提高 ,但总淀粉含量没有显著变
2.
78 g of 1000 grain weight and grain yield by 665.
结果表明 :在造好底墒水的前提下 ,冬小麦春季灌 4次水 (简称 4水 )与春季灌 2次水 (简称 2水 )相比 ,千粒重增加 1 78g ,产量增加 665 1kg/hm2 ,但全生育期多耗水 73 65mm ,并且水分利用效率下降 7 63% ;经分析 ,差异显著。
6) 1 000-grain weight
千粒重
1.
Ninety-eight backcross inbred lines derived from Nipponbare(japonica)/Kasalath(indica)//Nipponbare were used to map QTL for grain shape related traits and 1 000-grain weight under the three environments.
以Nipponbare(japonica)/Kasalath(indica)//Nipponbare BC1F10的98个家系为材料,在3种环境下对水稻粒形相关性状及千粒重进行数量性状基因位点(quantitative trait loci,QTL)的定位分析。
2.
Taking 10 maize varieties with different maturation periods as materials,the effect of the harvest period on 1 000-grain weight and yield was studied.
以不同熟期的10个夏玉米品种为试材,研究了不同收获期对千粒重和产量的影响。
3.
Based on the results,three regression equations(the regression equation of 1 000-grain weight and disease index;the regression equation of yield loss rate and ultimate disease index;the regression equation of yield loss rate and ultimate stem disease rate) were formed.
通过典型调查和统计分析,油菜千粒重随着菌核病病级的增加而下降,产量损失率随着茎病株率、病情指数的增加而加大。
补充资料：阿拉拉特小麦
阿拉拉特小麦
小麦属的四倍体种之一，学名Triticum araraticum Jakubz.。染色体数2n=4x=28，染色体组型为AAGG。易断穗。穗子较窄，小穗基部具较多茸毛，籽粒更长。冬性，茎节无毛，茎节有毛。分布在前苏联(亚美尼亚和阿塞拜疆)、伊拉克、土耳其和伊朗等国海拔300-1500m地区，常和野生一粒小麦及山羊草混生。已知有10个变种。
株高30-120cm，上覆蜡质。分蘖与叶片数多，叶片和叶鞘具刚毛。穗茎上部为髓所填充。穗长5-10cm，具12-18个小穗，护颖有毛。穗轴自然断落，折断方式为上节位。小穗基部及穗轴两侧有茸毛，具粗糙长芒，芒长12-15cm。每小穗有2-3朵花，结实2粒，籽粒带皮(稃)，难脱粒。籽粒红色、有棱、硬质，冠毛多，蛋白质含量高。冬性，春化阶段和光照阶段均长，晚熟。抗旱性强，对白粉病免疫，感染锈病。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条