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

• 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。
• 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；
• Fine Mapping of a Clustered Spikelet Gene Cl-4 in Rice
  水稻簇生穗基因cl-4的精细定位
• 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）。
• 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。
• 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%）；
• In this study, the interactions of locus were complex in both pollen fertility and spikelet fertility.
  本研究还表明花粉育性及小穗育性的座位互作是极其复杂的。
• 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。
• Panicle fertilizer can increase spikelets and prevent spikelet retrogression and lay a foundation for heading safely and increasing kernel setting and kernel weight.
  穗肥能够增加颖花数和防止颖花退化，为适时安全抽穗和提高结实率、粒重打好基础。