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妃子笑荔枝是中早熟的优良品种,品质风味俱佳。但妃子笑的花穗特别大,花量多,花期早,一般未经处理时在人工授粉条件下,妃子笼花穗的座果率仅为3.6％,所以其座果率非常差。花穗经处理后,培养出短而壮的花穗,花器官发育健全,且开花迟,花量少,雌雄花比例高,开放期长,雌雄花相遇时间长,从而提高了座果率。培养座果率高的花穗可采用以下措施。
Concubine Litchi lychee is a good variety in the premature, superb quality and flavor. But the concubine smile spikes particularly large, spend more flowering early, generally untreated artificial pollination conditions, the concubine cage spike fruit rate is only 3.6%, so the fruit rate is very poor. Flower sprout after treatment, cultivate short and strong spikes, flower organs sound development, and the flowering late, less flowers, male and female flowers in high proportion, long open period, male and female flowers meet a long time, thereby increasing the rate of fruit set. The following measures should be taken to cultivate flower spikes with high fruit set rate.