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形态特征:落叶灌木或小乔木,小枝“之”字形曲折,具长刺及反曲刺。叶小,互生,长卵形,叶缘细锯齿,两面光滑。花黄绿色,两性, 2-3朵丛生叶腋,形成短聚伞花序。核果小,近球形或短矩圆形,中果皮薄,味酸,核两端钝,种子扁椭圆形。花期6-7月,果期8-9月。
Anthocyanins are natural colorants that have attracted increasing attention because of their extensive range of antioxidant, antimutagenic, and health-promoting properties. The mechanism of anthocyani...
A pot experiment was designed to assess the effects of different rootstocks on cadmium (Cd) accumulation and the growth of the post-grafting generations of Brassica juncea var. megarrhiza. Four treatm...
别名缅栀子、蛋黄花等,是夹竹桃科鸡蛋花属落叶小乔木或灌木,高约5~8米。枝条粗壮、肉质茎、具丰富乳汁。花由5片花瓣组成,呈螺旋状散开,瓣边白色,瓣心金黄色,恍如蛋白把蛋黄包裹起来,故名“鸡蛋花”。花期5~10月,一般先开花后长叶,冬季落叶后,光秃的树干弯曲自然优雅,是较好的园林绿化植物,适合于庭院、草地中栽植,也可盆栽。鸡蛋花属约有7种,原产地在墨西哥到非洲几内亚及厄瓜多尔,是老挝的国花,现已广泛...
引自越南,矮种椰子,果实黄色,株高和干粗均不及椰子,具有便于采摘的特点,但口感不及海南本地椰子。树形优美,可作庭园观赏。海南本地椰子干高可达20米以上,基部膨大呈明显的“葫芦头”,种植后6~8年开花结果,果实较大,椰衣较厚,椰汁清甜可口,椰肉含油量高,椰干质量好,抗性较强,经济寿命长达80年,自然寿命可达100年之久,不足之处是产量低,非生产期长。
The nutritional and sensory value of Chinese radish, cv. Jarola F1, grown in organic and conventional systems was evaluated. The experiments were based on certified organic land and conventional land ...
Effects of Zn deficiency were studied in red cabbage plants under well-watered or drought conditions. Impairment of growth due to Zn deficiency was higher under drought compared with well-watered cond...
Five cultivars of leaf lettuce (Lactuca sativa L. var. crispa) – Bergamo, Dubáček, Frisby, Lollo Rossa and Redin – were evaluated in two-year experiments carried out at the Faculty of Horticultur...
In two-year trials taking place at the Faculty of Horticulture in Lednice (Mendel University of Agriculture and Forestry in Brno), three cultivars of sweet fennel (Foeniculum vulgare Mill. ssp.vulgare...
This research determined the stages of kale (Brassica oleracea var. acephala L.) seed development in Samsun province, Turkey, between 2002 and 2003. Plants of inbred kale lines (55TE07, 55TK09, 52PE09...
Thymbra spicata var. spicata, which grows wildly in the flora of Turkey, is known as thyme. A field trial was conducted to determine suitable harvesting time and cutting height for Thymbra, therefore ...
为了阐明黑腐病对苗期花椰菜的根系形态和生理的影响,对建立花椰菜抗黑腐病根系育种新途径提供依据,利用黑腐病菌感染花椰菜抗病品种雪峰的叶片后,研究植株根系发生的一系列形态和生理变化。结果表明,接种7天后的植株根长、根干重、地上部干重、根系活力比接种后2天的显著增加。接种处理的植株根长、根干重和地上部干重明显比未接种对照(CK)低,但是接种幼苗的根系活力比未接种对照的根系活力高。接种3天后,接种处理的根...
Volatilities, which occur in exchange rates, cause variability in revenues also obtained from export. This study aimed to explore the relationship between variability in exchange rate and export value...
The usefulness of scaly rhododendrons in hybridizing with Kurume azalea (cultivar group of Rhododendron × obtusum) cultivars was examined in order to expand the variations of the Kurume azalea group. ...
To determine the effects of mixing charcoal with pyroligneous acid (pyroligneous acid 1 : charcoal 4 ; Sannekka E) on sucrose synthesis in netted melon fruit, five experiments were carried out at 3 lo...

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