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艳花素对康乃馨切花蕾催开效果及其与碳氮代谢的关系
STUDY ON THE OPENNING PROMOTION EFFECT OF EVER BEAUTY TO CARNATION FLOWER BUDS AND ITS RELATION TO CARBON-NITROGEN METABOLISM
【摘要】 艳花素催开康乃馨切花蕾(由紧包花蕾至画笔阶段)的速度随温度升高而加快,在30℃、相对湿度90%~100%条件下约需3~4天。不同艳花素浓度(2%、5%、10%)对催开切花蕾至画笔阶段的速度没有显著差异,但与达到画笔阶段的切花花朵干重、可溶性糖%、C/N 比值、水溶性 N%显示明显的相关性;也与催开后移入水中瓶养期间的花期延长、花径大小显示明显的相关性。
【Abstract】 The openning promotion rate of Ever Beauty on carnation cut flower buds was raised as the temperature was increased. At 30℃ and 90-100% relative humidity,the openning promotion time from tight green bud to paint brush stage only need 3-4 days. The experiment shows:there was no statistically significant difference betwe- en the different Ever Beauty concentration solution to the openning promotion rate. But the openning promoted cut flower was existed significant difference on the following flower phisiological parameters:such as the flower dry matter weight; soluble sugar percentage;soluble nitrogen percentage;C/N ratio etc,when the flower buds was inducing by different Ever Beauty concentration reaches to paint brush stage.And as the openning promoted paint brush stage cut flower after treated by Ever Beauty solution was migrated to tap water preservation,may also appears quiet significant difference on vaselife and flower diameter between the pretreated different concentration Ever Beauty flowers.
【Key words】 Ever Beauty; Flower bud openning promotion; Paint brush stage; Critical value of normal Carnation cut flower;
- 【文献出处】 上海农学院学报 , 编辑部邮箱 ,1990年03期
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