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

• 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。
• SNB is expressed in all the examined tissues, but most strongly in the newly emerging spikelet meristems.
  SNB在所检测的所有组织中都表达，但在新长出的小穗分生组织中表达特别强。
• 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。
• 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。
• 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。
• 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。
• 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
• 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。