degenerated spikelet number 退化小穗数
spikelet primordium number 小穗原基数
total number of spikelet panicle 总粒数
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。
The fresh weight of panicle and stem at the heading stage was correlated positively to spikelet number per panicle;
抽穗期的穗重及茎秆重量与每穗颖花数关系密切，均表现为随重量增加而增加。
The variation extent of internode length is the Maximum in population, while that of spikelet number is the minimum.
种群内变异幅度最大和最小的分别为节间长和小穗数。
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