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脉冲放电等离子体灭活铜绿微囊藻的实验研究

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2011-12-15

Journal: 广东工业大学学报

Included Journals: ISTIC

Volume: 28

Issue: 4

Page Number: 18-21

ISSN: 1007-7162

Key Words: 放电等离子体;MDA含量;细胞膜通透性;DOC含量

Abstract: 利用填充床放电等离子体反应器抑制铜绿微囊藻生长,实验主要考察了放电处理前后藻液丙二醛( Malondialdehyde,MDA)含量、细胞膜通透性以及溶液溶解性有机碳(Dissolved Organic Carbon,DOC)含量的变化,分析放电灭活铜绿微囊藻的原因.结果发现:处理样MDA含量均比空白样的高,但二者相差的差值逐渐下降;处理当天,处理40 min和60 min样品的细胞电解质外渗率分别为71.30%和80.61%,远大于空白样的56.50%.而后随着放置培养时间的增加,电解质外渗率先升高后下降,但一直都高于空白样的;处理40 min和60 min当天藻样的DOC含量均较空白样高,伴随着处理后放置培养时间的增加,处理40 min和60 min藻液的DOC含量略有下降,而空白样的DOC含量增加明显,从6.04 mg/L增加到10.67 mg/L.

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