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在银川地区日光温室里,对引进的6个切花郁金香品种进行了温度处理、基质栽培等调节郁金香营养、生殖生长的促成栽培试验.结果表明:郁金香的6个品种促成栽培过程中生长差异显著,其中阿波罗、紫衣王子、金色检阅催花后花葶长、花冠大、瓶插时间长;和平女神催花盲花率高、花瓣薄;维多利亚表现植株矮、花冠小;瓶插时间短;品质差. 相似文献
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郁金香种球在苏北地区的复壮技术研究 总被引:2,自引:0,他引:2
为研究保护地栽植对郁金香生长发育的影响,在江苏省连云港部分地区对郁金香进行了栽培及种球复壮试验,结果表明:早春运用小拱棚覆盖能明显提前郁金香的发芽和开花时间,并有效延长花后种球培养时间,显著提高成球率,使原本大部分丢弃的种球得以重复利用,实现了郁金香种球的国产化. 相似文献
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将自然打破休眠的种球,通过冷藏处理,实现晚香玉在福州地区冬季12~2月供花。探讨了冷藏温度、冷藏时间及种球大小等因素对晚香玉冬季开花及切花质量的影响,结果表明:种球冷藏适宜的温度为5℃,冷藏期6个月以内、种球直径3.1cm以上,才能使开花率达到85%以上以及切花质量达到商品要求。提出了晚香玉在冬季12~2月非自然花期的切花生产技术流程。 相似文献
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在上海气候条件下,对荷兰水仙滨莎与荷兰船长2个品种进行了鳞茎花芽分化与开花调节研究。结果表明,荷兰水仙鳞茎在5月中下旬开始花芽分化,历时约2个月,到7月底完成全部花器官分化;鳞茎进行6至11周冷藏处理,对开花有促成作用,冷处理时间的长短决定开花早晚与花葶高度,冷处理时间越长,开花越早,花葶越高。研究对国内进行荷兰水仙生产与应用有一定实际意义。 相似文献
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Waseem Shahri Inayatullah Tahir Sheikh Tajamul Islam Mushtaq Ahmad Bhat 《Frontiers of Agriculture in China》2011,5(3):382-387
A study was undertaken to assess the effect of different storage temperatures on senescence and postharvest performance of
isolated flowers of Ranunculus asiaticus L.. The main aim of the work was to develop a cost-effective storage protocol to reduce the postharvest losses and to bring
out the transportation of cut flowers of R. Asiaticus. The flowers were subjected to two different storage treatments, dry storage and wet storage, and their postharvest performance
was compared under laboratory conditions. For this purpose, the buds were harvested at 8:00 AM at loose bud stage (Stage II
of flower development). The harvested buds were cut to a uniform size of 15 cm and processed for dry or wet storage. For dry
storage, the buds were packed after wrapping them in moistened filter papers and kept at 5°C and 10°C. For wet storage, the
buds were held in distilled water in separate glass beakers kept at 5°C and 10°C, respectively. A separate set of buds each
for dry and wet storage was kept at room temperature (15±2)°C. After 72 h storage, the buds were kept at room temperature
in distilled water. The average life of an individual flower that opened fully was about 4–5 days. The buds kept under wet
storage at 5°C and 10°C for 72 h maintained their premature status, while the buds held at room temperature for 72 h generally
bloomed. All the buds stored dry maintained their premature status irrespective of storage temperature. Storage of buds for
72 h at 5°C, followed by transferring to distilled water improved the longevity by about 5 to 6 days. Cold storage treatment
before transferring to holding solution improved floral diameter, membrane integrity besides maintaining higher fresh and
dry mass of flowers, sugar content, soluble proteins, and phenols. Our results suggested that wet and dry storage of premature
buds of R. asiaticus for 72 h at 5°C, followed by placing them in distilled water, improved the cut flower longevity and can
be used as effective postharvest storage treatments for this beautiful cut flower. 相似文献
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[目的]探索5-氨基乙酰丙酸(ALA)对彩色马蹄莲种球及其盆花品质的影响,为改善马蹄莲种球及盆花品质提供技术支持.[方法]自彩色马蹄莲栽培品种ym039和ym088的T1种球种植后45d、长出3~4片叶时开始,每隔30d叶面喷施1次不同浓度ALA溶液,以喷施清水为对照(CK),分别测定各处理植株的叶片数、叶长、叶宽、株高和叶绿素含量;采收种球(T2种球)后测定其鲜重、干重、围径及可溶性糖和淀粉含量;T2种球以盆栽方式种植后,测定其盆花的花蕾数、花朵横径和纵径.[结果]喷施10.0~30.0mg/LALA均能不同程度增加马蹄莲植株叶片数、叶长、叶宽和株高,以喷施25.0mg/L的效果最佳;ALA处理ym039和ym088植株叶片的叶绿素含量最高分别为124.87和120.76mg/gFW,采收的种球(T2种球)最大鲜重、干重和围径分别为84.08和72.89g、70.84和61.42g及19.78和19.52cm,均明显高于CK,可溶性糖和淀粉含量也明显提高,且均以喷施25.0mg/L效果最佳.此外,ym039和ym088的T2种球以盆栽方式种植后,盆花的最大花蕾数、花朵横径和纵径分别为4.72和4.28个、8.20和7.83cm及8.03和9.52cm,均显著高于CK(P<0.05).相关性分析结果表明,喷施ALA彩色马蹄莲叶片的叶绿素含量、T2种球的可溶性糖含量及盆花的花蕾数间呈正相关关系,其中,ym088叶片的叶绿素含量、T2种球的可溶性糖含量分别与盆花的花蕾数呈显著和极显著(P<0.01)正相关.[结论]叶面喷施外源ALA能明显改善彩色马蹄莲种球及其生产盆花的品质,以喷施25.0mg/L的效果最佳. 相似文献
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对一种芽变郁金香上农早霞在上海气候条件下的生物学性状、观赏性和光合特性进行了研究。结果表明:种球周径越大,郁金香株高、叶片长宽、花朵大小等相关性状的数量值越大,大种球长成的植株在开花率和花朵观赏性上优势明显。种球周径越大,收获郁金香鳞茎数量越多,繁殖系数越高,收获的鳞茎也越大。光合指标测定表明,净光合速率变化呈"双峰"变化曲线,与E(蒸腾速率)、Gs(气孔导度)、Ci(细胞间隙CO2浓度)的变化趋势呈正相关性。 相似文献
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富氢水处理对小苍兰生长发育的影响 总被引:5,自引:2,他引:3
现有的研究表明,一定浓度的富氢水(hydrogen-rich water,HRW)对植物的种子萌发和幼苗的根系生长具有促进作用。而HRW对球根类切花生长发育的影响,还未见报道。本实验采用种球浸泡及植株浇灌的方法,研究一定浓度的HRW处理对小苍兰植株生长、开花以及种球发育的影响。结果表明,与不施用HRW的对照相比,不同浓度的HRW浸泡种球和浇灌植株均显著增加了小苍兰叶片长度和叶片宽度,缩短了开花用时,增加了花茎长度、花朵直径和小花数。和对照植株相比,不同浓度的HRW浸泡种球均显著增加了小苍兰大球的直径和鲜重。10%和50%HRW浸泡种球后,小苍兰小球的数量、鲜重和干重显著增加。同样浓度的HRW浇灌植株后,大球直径、干重、干物质含量,小子球的数量、鲜重和干重显著增加。实验结果对小苍兰切花生产以及植物氢气生物学的研究,均具有重要的指导意义。 相似文献