spikelet
英
美
网络 小穗; 小穗花序; 花穗; 小穗花; 幼穗
英英释义
noun
- a small sharp-pointed tip resembling a spike on a stem or leaf
双语例句
- Genetic Analysis on Spike Length and Spikelet Number of Non 1B/ 1R and 1B/ 1R K Type Wheat Male Sterile Lines
非1B/1R和1B/1R类型小麦K型雄性不育系穗长和小穗数性状的遗传分析 - The effects of the panicle length, branch distribution, number of spikelets, seed set percentage, neck vascular bundles and plant weight per stem on spikelet number per panicle were analyzed.
分析了穗长、枝梗分布、枝梗颖花数及其结实率、穗部维管束数目和开花期单茎干物重对穗粒数的影响。 - The relationship between spikelet fertility and the green leaves area, the dry matter dynamic of leaf sheath and culm of different cultivars was analyzed.
对不同品种绿叶面积和茎鞘干物质的动态变化及其与子粒结实的关系进行了分析。 - This is a small variant, apparently of local distribution, distinguished mainly by the hairy upper glume of the sessile spikelet.
这一小相异,地区分布的表面上,按无梗小穗的有毛的上面颖片主要区分。 - The number of vascular bundles ofeach floret in spikelet decrease with the rising of floret position.
小穗上各位小花维管束数目随小花位上升而递减。 - Regression analysis showed that spikelet fertility and pollen fertility were positively correlated.
回归分析表明,小穗育性和花粉育性正相关。 - But panicle number per plant and spikelet number per panicle of parents had an obvious impact on F1 hybrids.
大穗型亲本间配组,杂种每穗总粒数及单株颖花量、产量潜力均较大; - The pollen and spikelet fertility were investigated in three seasons.
分别调查了早、中、晚三季环境下F2群体的花粉育性和小穗育性。 - The first floret of non-stem spikelet appear pistil in north-thermal spring ( 30%).
北温泉河滩的无柄小穗第一小花出现了雌蕊(30%); - Output can be improved by reducing the plant height, improving available spikelet and seed setting rate and combining kernel number per spike with thousand kernel weight.
适当降低株高、增加有效小穗数、提高结实率、穗粒数与千粒质量并重、主攻穗粒质量是提高小麦产量的有效途径。