The extraction technology of the polysaccharide from the green marine algae ulva lactuca l. was optimized with the orthogonal design.
用正交设计法对绿藻石莼多糖成分提取工艺进行研究。
They were found to belong to the genera Lactuca and Pterocypsela.
这类植物分属莴苣属和翅果菊属。
The results indicate: the species within Lactuca L. (s. l. ) have the same pollen type.
结果表明：莴苣属（广义）内这些种具有相同的花粉类型。
Heating-crushing and heating extraction were applied to extracting juice from Lactuca Indica l.
采用热榨法和热浸提法对苦荬菜汁进行提取试验。
Objective:To investigate the effects of Lactuca sativa foliage juice (LSFJ ) on in vitro smooth muscle.
目的：探索莴苣叶鲜汁（LSFJ）对体外平滑肌的作用。
Adapted to cool climate, lettuce (Lactuca sativa L. ) is liable to be heat injured or grow poorly when grown in hot seasons.
叶用莴苣属喜冷凉蔬菜，在炎热的季节栽培，植株往往遭受伤害或生长不良。
Adapted to cool climate, lettuce (Lactuca sativa L. ) is liable to be heat injured or grow poorly when grown in hot seasons.
叶用莴苣属喜冷凉蔬菜，在炎热的季节栽培，植株往往遭受伤害或生长不良。
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