以下为句子列表：
英文: Effects of removal of the shoot apex and leaf wounding on nitrogen uptake and nicotine production were studied with tobacco plants grown in sand or hydroponic medium under the controlled conditions.
中文: 摘要采用砂培和营养液培养方法，研究了在营养生长阶段切除顶芽和叶片损伤对烟株生长、体内烟碱浓度、氮浓度及吸氮量的影响。
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英文: Please describe the characteristics of hydroponic flower and front views of marketing.
中文: 试论述水培花卉的特点？你对其市场前景有何看法？
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英文: The study aimed to establish a simple, inexpensive, nearly-maintenanceless and flexible hydroponic system for growing Arabidopsis thaliana plants by combining agar medium plus MS nutrients with the eppendorf tube system.
中文: 摘要根据拟南芥的生长需求特点，采用MS培养基与营养液培养相结合的方法建立了一种简单、低耗、低维护和灵活的拟南芥植株水培系统。
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英文: Through synthetical optimixing the optimum combination of N, K, Mo for hydroponic culture of water spinach is obtained ,which is N .9～ 8. mg/L, K .8～7.7 mg/L, Mo .～8. μg/L.
中文: 经数学模拟和综合选优,理论上得到水培蕹菜N,K,Mo施用最优组合方案:N .9～ 8.mg/L,K.8～7.7mg/L,Mo.～8.μg/L.
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