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词语打顶拆分为汉字：
打字的拼音、笔画、偏旁部首、笔顺、繁体字，打字字源来历，打字演变
1. 打 [dǎ]2. 打 [dá]打 [dǎ]击，敲，攻击：～击。殴～。～杀。放出，发出，注入，扎入：～炮。～雷。～信号。～电报。做，造：～首饰。～家具。拨动：～算盘。揭，破，凿开：～破。～井。举，提起：～灯笼。～起精神。涂抹，印，画：～……
顶字的拼音、笔画、偏旁部首、笔顺、繁体字，顶字字源来历，顶字演变
最高的，最上的及最高最上的部分：～点。头～。山～。～巅。～尖。用头支承：～承。～天立地。支撑，抵住：～礼（佛教徒最尊敬的跪拜礼节，两手伏地，以头抵住受拜人的脚）。～门立户。从下面拱起：种子发芽把土～起来了。最，极：～好。～多。～大。相对着：……
汉语拼音：dǎ dǐng
近义词：打尖
particular way is : should help sang youmiao up to grow about 20 centimeters tall when make a top , make shoot of bottom axillary bud.
具体做法是：当扶桑幼苗长到约20厘米高时打顶，促使下部腋芽萌发。Topping also changed endogenous hormone content of leaves in a certain degree.
打顶在一定程度上也改变了叶片中激素含量。in North Xinjiang as the object, the niche-fitness values regulated by density and tip cut date was studied.
为研究对象，引进生态位适宜度理论对受密度和打顶时序调控的高产棉花生态位适宜度进行了研究。Axillary bud will grow quickly after decapitation during tobacco leaf production.
在烟叶生产中，烟株打顶之后腋芽会迅速发生。Effects of decapitation and plant growth regulator on plant growth, endogenous hormones and N, K accumulation were examined within 2 weeks.
该文探讨了打顶初期2周内打顶和植物生长调节剂对烤烟生长、内源激素和氮钾累积的影响。The best period of transplant was on 25~30th, May, and the best period of top pruning was full bud time.
综合分析认为：适宜移栽期为5月25~30日，适宜打顶期应为盛蕾期。Decadent yet light as air, it just isn't dessert without this rich topping.
懒洋洋，和空气一样轻，甜点打顶不能没有它。Effect of the Different Topping Stages on the Physical Property and Chemical Compound in Upper Leaves of Flue-cured Tobacco
不同打顶时期对上部烟叶物理性状及化学成分的影响Study on the Relationship Between Hormone Level in Root and Metabolism of Substance in Tobacco Before and After Topping
烤烟打顶前后根系激素水平与物质代谢的关系初探