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
  Synonym:spinethornprickleprickersticker

双语例句

• Grasses of grasslands and woodlands having large gracefully arching spikes with long bristles beneath each spikelet.
  草原林地草，有巨大优美的拱形穗，每个小穗下有长长的刚毛。
• Effect of Spikelet Density on the Grain Yield and Quality Formation in Rice
  水稻着粒密度对产量和品质形成的影响
• The mean spikelet fertility of F_1 hybrids was significantly influenced by the female parent cytoplasm.
  某些组合的正反交间杂种F1小穗育性均值差异显著，母本细胞质对杂种F1小穗育性有显著的影响。
• Florets and seeds per spikelet distributed on the upper panicle.
  无芒雀麦的小穗主要分布在花序的下部，小穗上的小花数和种子数则在花序的上部最多。
• 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。
• Determination of panicle number generally precedes determination of spikelet number.
  穗数的确定通常先于小穗数的确定。
• Spike characters, including length, spikelet density and fertile floret number, are controlled by polygenes.
  穗部性状，包括穗长、穗密度、可育小花数，均受多基因控制。
• 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。
• 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。
• Here, we report the identification of the SUPERNUMERARY BRACT ( SNB) gene controlling the transition from spikelet meristem to floral meristem and the floral organ development.
  本文我们分离到了一个控制小穗分生组织向花分生组织转变以及花器官发育的基因SUPERNUMERARYBRACT（SNB）。