低温休眠

低温解除休眠过程中，GA3，ABA，Z，IAA四种内源激素含量均降低，GA3/ABA比值却升高，表明较高的GA3／ABA含量比可以解除种子休眠。

In course of breaking the seed dormancy , the content of endo-hormone ( Z , IAA , GA3 ABA ) decreased gradually , but the rate of GA3 / ABA was increased quickly , which showed that improving ratio of GA3 and ABA can break the seed dormancy .

结果表明，低温解除休眠过程中，鳞茎内酚类物质含量呈增加趋势。

The results showed that an increase tendency of phenols content in bulb was observed during the breaking of dormancy .

低温解除休眠过程中兰州百合鳞茎酚类物质含量及相关酶活性变化

Changes of Phenols Content and Activity of Enzymes Related to Phenols in Lily Bulbs Stored at Different Cold Temperatures for Breaking Dormancy

百合鳞茎休眠的研究目前主要集中在低温解除休眠过程中的形态变化和生理生化变化方面，而分子水平的研究尚是空白。

The previous studies of lily dormancy mainly focused on morphological , physiological and biochemical changes during the dormancy breaking of lily bulb by cold storage , and the molecular study was still few .

采用mRNA差异显示技术，分析满足低温积累导致休眠解除的过程中相关差异表达基因。

MRNA differential display technique was used to analyse the differentially expressed cDNA fragments during the release of dormancy with the fulfilling of chilling requirement .

研究了东方百合鳞茎在5℃低温处理下休眠解除过程中的形态和生理变化。

The effects of 5 ℃ storage on the morphological and physiological changes were investigated on the dormancy in bulbs of Lilium oriental hybrids .

再经过一定时期的生理后熟完成了胚的发育。之后通过低温刺激打破休眠，直至萌发。

After a certain time of physiological postripeness , embryo is well developed , so then the dormancy is awaken by low-temperature stimulation until germination .

低温解除牡丹芽休眠进程中内源激素的变化

Changes of Endogenous Hormones during Dormancy Release by Chilling in Tree Peony

综述了低温作用影响百合休眠的研究进展。主要包括低温作用过程中百合鳞茎的生理生化变化与解除休眠的关系；

The advances in effects of low temperature on bulb dormancy in lily ( Lilium spp ) were reviewed in the paper .

结果表明，低温处理对解除休眠有显著作用，随着低温处理时间的延长，成苗率提高。

The results indicated that low temperature had significant effect on breaking dormancy : with the treatment time of lower temperature prolonged , seedling rate was increased .

多项生理指标测定和组织、细胞化学研究表明，低温解除浙贝母休眠的过程可大致分为四个时期。

The results of several physiological estimations and histological as well as cytochemical studies indicated that the whole process of releasing dormancy with low temperature in Fritillaria thunbergii Miq . could be divided into four stages .

毛白33泡桐侧芽2、3、4发育成了冬休眠芽，能够抵御冬季寒冷而越冬，并利用冬季低温信号解除其休眠，使冬芽萌发可能温度范围向低温方向扩大；

The lateral buds 2,3 and 4 had obtained the feature of winter dormancy , and could survive from cold winter , and widen its possible temperature range of sprouting to lower temperature by experiencing winter chilling ;