But it is difficult to collect bee cell pollen because of being locked in the bee's comb at present.
但蜂房花粉被牢固的贮存在蜜蜂巢房里，采收困难。
New productive technique should be improved in practice in order to meet the demand of producing high-quality bee cell pollen.
新的生产技术在实践中不断改进生产措施，便于养蜂者操作，生产优质高产的蜂房花粉。
Objective: To determine flavonoids content in rape bee pollen by HPLC and analyze the effects of six cell wall-breaking techniques on flavonoids extraction from rape bee pollen.
目的：六种破壁方法处理油菜蜂花粉，运用HPLC测定花粉中的黄酮含量，研究不同破壁方法对黄酮提取的影响。
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