MAA and MSA were used for delimiting the characteristic drift of grain weight per panicle (GWP) which was influenced by seeding time in rice.
给出了物种种性漂移的定义 ,分析了物种机械学种性漂移、生物学种性漂移、遗传学种性漂移、气候学种性漂移和农艺学种性漂移的成因 ,提出了用于界定物种种性漂移的算术分析法和统计分析法 ,并用之对水稻单穗粒重性状因播期影响而发生的漂移进行了界定 ,还就诸如针对种性漂移所应采取的对策等问题进行了讨
A study on the development of stigma and megagametophyte, and embryogeny in Cimicifuga simplex Wormsk;
单穗升麻的柱头和雌配子体发育及胚胎发生
The seed number and weight per ear increased by 24.2% and 26.77%,respectively.
单穗粒数和粒重分别比对照增加24.2%和26.77%。
There were some small or no influence directly of seed size in plant height and spike length and grain unmbers per spike and1000- grain weight.
而在株高、穗长、单穗粒数及千粒重等性状上,种子大小不产生直接影响。
Four components contribute to rice grain yield including the panicles per unit area, the number of spikelets, the percentage of, and the weight of ripe grains.
四个水稻籽粒产量构成因素为单位面积穗数、小穗数、成熟籽粒百分数和成熟籽粒重量。
Finally,these changes lead to the bald degree of ears reduced,the grain number and weight per ear increased,and grain output per mu raised.
最终导致果穗秃顶度减少,穗粒数与穗粒重增加,产量提高。
There is fixed homologous mathematical relationship between the maize spike character and granule weight.
玉米穗粒性状与穗粒重间均有固定的对应数学关系。
Studies on the Optimum Number of Kernel Ear and Fundamental Seedling of Yumai No. 18 for High Yielding
豫麦18高产的适宜苗、穗、粒数研究
QTL Analysis for Grain Number and Related Traits in Wheat;
小麦穗粒数及相关性状的QTL分析
The later application serves the functions of increasing grains/ ear and kernel weight.
较晚施肥起到增加穗粒数和粒重的作用。
Regulation of Grain Number in Wheat:Ⅲ.Effect of Abscisic Acid on Grain Number of Detached Ear in Liquid Culture
小麦穗粒数的调节:Ⅲ.脱落酸对离体培养穗结实的影响
Effects of Plant Density on Grain Number and Grain Weight at Different Spikelets and Grain Positions in Winter Wheat Cultivars
播种密度对冬小麦不同穗位与粒位结实粒数和粒重的影响
Seedlings with 3.5 or 4.5 leaves were transplanted to obtain the most grains per panicle and yields.
3.5和4.5叶龄插秧时每穗粒数最多、产量最高。
Effect of Carbon-Nitrogen Metabolism on Kernel Number in Summer Maize (Zea Mays L.);
碳氮代谢对夏玉米穗粒数形成的影响机理
The fresh ear yield was positive relation to the grain yield. The dynamic changing of fresh ear weight and fresh grain weight after silking was one-peak-curve.
果穗鲜重随花后天数的增长表现为单峰型曲线，不同品种鲜穗重峰值与鲜穗产量正相关。
Theresultsshow:1)theyield is closely correlated to the cultivar?sgrain weightand filled grain num berperear;
结果表明：1）产量与品种的粒重、每穗实粒数密切相关。
Compared to no treatment, the dressing gained advantages of 1 000grain weight, per ear weight, and 37.36% -48.06% wheat yield.
小麦的千粒重、单穗重、小区产量均较高,小麦增产 37．36％-48．06％。
Characteristics of panicle-grain structure matched with the yield of 11.62t/hm~2 in early super hybrid rice of Guangxi
广西超级杂交早稻单产11.62t/hm~2穗粒结构特点研究
This technology can make efficient panicle of unit-acreage increased, empty-percent creased.
该技术可使单位面积有效穗数增加、空秕率减少。
The ecological plasticity of the quantitative characters for ear heads of Leymus chinensis population in natural meadow in northeast China
东北草原羊草种群单穗数量性状的生态可塑性