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

• We previously reported that SUPERNUMERARY BRACT ( SNB) regulates the transition of spikelet meristems into floral meristems in rice.
  我们之前已经报道过SNB（多颖壳）基因，它调控着水稻小穗分生组织向花分生组织的转变。
• 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）。
• 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。
• The primary panicle degenerated spikelet rate and maximum degenerated spikelet rate were significantly correlated with primary panicle length.
  主穗颖花退化率和最大颖花退化率均与穗长存在极显著的负相关。
• Spikelet density is an important trait related with panicle number, spikelet number and grain weight.
  水稻小穗着粒密度是一个重要的农艺性状，其与单株穗数、小穗数和粒重等有密切的联系。
• Under different water regimes, spike number per plant ( SNP), effective spikelet per spike ( ESPS) and peduncle length ( PLE) contribute a lot to the stable grain yield.
  不同水分条件下，植株稳产性主要受单株穗数、有效小穗数及穗下节长的影响；
• 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。
• 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。
• 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
• 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。