James Knox Polk was America's eleventh President.

Paraffin sectioning is applied to the research of anatomic structures of vegetative organs of test-tube, transplanted and cutting seedings of Euphorbia pulcherrima.

利用石蜡切片法研究了一品红（Euphorbia pulcherrima）试管苗、移栽苗和扦插苗的营养器官的解剖结构。

Effects of radiation dosages of~ ( 60) Co-γ ray on some cell protective enzymes and malondialdehyde of the Euphorbia pulcherrima were studied.

探讨了60Co-γ射线辐射对一品红丙二醛及几种保护酶的影响。

On the Planting and the Blossom-Control Technique of the Short-stalked Euphorbia Pulcherrima A Promise of Flowers

矮生一品红的栽培及控花技术

In vitro Euphorbia pulcherrima seedlings were domesticated after their transplantation and the anatomical changes of their leaf structures were under study at the same time.

对一品红试管苗进行移栽驯化，同时研究了驯化过程中叶片结构的变化。

Potted Planting of Euphorbia Pulcherrima Willd in Panzhihua-Xichang Area

浅谈攀西地区一品红盆栽技术措施

Characters of Euphorbia pulcherrima Buds Differentiated from Calli

一品红愈伤组织不定芽的分化

Tissue culture of Euphorbia pulcherrima

一品红的组织培养

Study On Ideotype Control of Euphorbia pulcherrima

一品红千禧品种株型控制研究

The seedlings of Euphorbia pulcherrima were treated, under drought stress, with NAA solution of different concentrations.

用不同质量浓度的NAA水溶液对圣诞红幼苗进行干旱胁迫处理。

The Inflorescence axis of different varieties Euphorbia pulcherrima were used as explants to induce callus proliferation.

以MS为基本培养基、一品红花序轴为外植体，通过不同植物生长调节剂，诱导不同品种愈伤组织的发生。

The Study on Adventitious Buds Regeneration of the Leaves of Euphorbia Pulcherrima Willd

一品红叶片再生不定芽的研究

Molecular Identification and Pathogenicity of Geminiviruses Infecting Euphorbia Pulcherrima in Fujian China

福建省一品红上双生病毒的分子鉴定及致病性分析

Studies on the type of embryo sac of Euphorbia pulcherrima

关于一品红的胚囊类型的研究

Effects of light quality on morphogenesis and biochemical changes of Euphorbia pulcherrima cultured in vitro

光质对一品红叶离体培养中形态发生及生化变化的影响

A Preliminary Study on Several Controlled-release N Fertilizers Applied in Euphorbia Pulcherrima Pot Trial

几种控释氮肥应用于一品红盆栽试验初探

Comparison of Chlorophyll Fluorescence Characteristics in the Leaves of Different Euphorbia pulcherrima Cultivars

一品红不同品种叶片叶绿素荧光特性比较

Effects of high temperature stress on photosynthesis and chlorophyll fluorescence of Euphorbia pulcherrima

高温胁迫对一品红光合作用与叶绿素荧光的影响

Effects of different pruning methods on the quality of potted Euphorbia pulcherrima

不同整枝方式对盆栽一品红品质的影响

Effects of different substrates and watering modes on physicochemical properties of substrate and ornamental quality of Euphorbia pulcherrima

不同基质和供水方式对基质理化特性和一品红观赏品质的影响

Effects of Temperature and Solar Radiation on Euphorbia pulcherrima Development and Main Quality Indices

温度和辐射对一品红发育及主要品质指标的影响