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當(dāng)前位置:上海澤泉科技股份有限公司>>陸地環(huán)境>>葉綠素?zé)晒鉁y(cè)量>> 水樣熒光儀Water-PAM

水樣熒光儀Water-PAM

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用于測(cè)量自然水樣或(培養(yǎng)的)微藻的光合活性,可測(cè)量葉綠素含量。三探頭可選:系統(tǒng)I用于測(cè)量水樣;系統(tǒng)II用于測(cè)量附著藻類/大型藻類;系統(tǒng)III采用

schreiber教授因發(fā)明pam系列調(diào)制葉綠素?zé)晒鈨x而獲得首屆光合作用協(xié)會(huì)(ispr)創(chuàng)新獎(jiǎng)

利用調(diào)制葉綠素?zé)晒饧夹g(shù),測(cè)量野外自然水體或培養(yǎng)的微藻樣品的光合作用(葉綠素?zé)晒庹T導(dǎo)加淬滅分析、光響應(yīng)曲線等),也可測(cè)量葉綠素含量,是進(jìn)行野外光合作用研究的良好工具。除了測(cè)浮游植物外,可擴(kuò)展探頭測(cè)量附著藻類或大型藻類。除了取水樣到樣品杯中測(cè)量外,可擴(kuò)展探頭進(jìn)行水下原位、連續(xù)測(cè)量,特別適合于連續(xù)監(jiān)測(cè)海洋、湖泊、水庫(kù)、河流等水體的葉綠素含量以及光合活性。

功能
1)可單機(jī)操作,可連接電腦操作
2)可測(cè)葉綠素?zé)晒庹T導(dǎo)曲線并進(jìn)行淬滅分析
3)可測(cè)光響應(yīng)曲線和快速光曲線(rlc)
4)可測(cè)量水樣的量子產(chǎn)量(光合效率)和相對(duì)電子傳遞速率(光合速率)
5)51個(gè)內(nèi)置模式菜單,方便參數(shù)設(shè)置和標(biāo)準(zhǔn)測(cè)量
6)靈敏度高,檢測(cè)限為0.1 μg l-1 chl
7)三種配置:
系統(tǒng)i用于浮游植物研究;系統(tǒng)ii用于附著藻類和大型藻類研究;系統(tǒng)iii用于連續(xù)監(jiān)測(cè)水體光合作用
8)主機(jī)為通用控制單元pam-control,可擴(kuò)展為microscopy-pam和microfiber-pam

通用控制單元pam-control


測(cè)量參數(shù)
fo、fm、fv/fm、f、fm"、δf/fm"、fo"、qp、qn、npq、retr和par等。

應(yīng)用領(lǐng)域
水生生物學(xué)、水域生態(tài)學(xué)、海洋學(xué)、湖沼學(xué)、微藻生理學(xué)、微藻抗逆性、水質(zhì)管理、飲用水源監(jiān)測(cè)、極地藻類研究、環(huán)境科學(xué)、生態(tài)毒理學(xué)等。


系統(tǒng)組成

系統(tǒng)i
浮游植物版

系統(tǒng)ii
附著藻類/大型藻類版

系統(tǒng)iii
連續(xù)監(jiān)測(cè)版

野外現(xiàn)場(chǎng)自然水體的光合作用檢測(cè)、葉綠素含量測(cè)定;室內(nèi)培養(yǎng)的微藻樣品的生理特性研究等。野外現(xiàn)場(chǎng)附著藻類(如底泥中的藻類)、大型海藻的光合活性測(cè)量;室內(nèi)大型海藻生理特性研究。野外現(xiàn)場(chǎng)水體光合活性、葉綠素含量的連續(xù)測(cè)定,包括垂直梯度分布和橫向分布。
可選附件1:攪拌器,可置于系統(tǒng)i的上部對(duì)水樣進(jìn)行攪拌,帶內(nèi)置電池

可選附件2:球狀微型光量子探頭,可放入系統(tǒng)i的樣品杯中測(cè)量par,也可放入水面下測(cè)量水體光場(chǎng)


技術(shù)參數(shù)
測(cè)量光:紅色led,650 nm,zui大光強(qiáng) <1 μmol m-2 s-1
光化光:紅色led,660 nm,zui大光強(qiáng)2000 μmol m-2 s-1 par
飽和脈沖:紅色led,660 nm,光強(qiáng)4000 μmol m-2 s-1 par
遠(yuǎn)紅光:led,730 nm
信號(hào)檢測(cè):光電倍增管,檢測(cè)波長(zhǎng) > 710 nm,選擇性鎖相放大器(設(shè)計(jì)),過(guò)載保護(hù)功能

部分文獻(xiàn)

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[12] mcminn a, ryan kg, ralph pj, pankowski a. spring sea ice photosynthesis, primary productivity and biomass distribution in eastern antarctica, 2002-2004 marine biology 2007;151 (3):985-95.
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[17] schmitt-jansen m, altenburger r. the use of pulse-amplitude modulated (pam) fluorescence-based methods to evaluate effects of herbicides in microalgal systems of different complexity toxicological and environmental chemistry 2007;89 (4):665-81.
[18] veldhuis mjw, timmermans kr. phytoplankton dynamics during an in situ iron enrichment experiment (eisenex) in the southern ocean: a comparative study of field and bottle incubation measurements. aquatic microbial ecology 2007;47 (2):191-208.
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[21] 梁英, 尹翠玲, 江新琴, 于云芝. 硅濃度對(duì)纖細(xì)角毛藻和三角褐指藻生長(zhǎng)及葉綠素?zé)晒馓匦缘挠绊? 海洋水產(chǎn)研究 2007;28 (5):89-94.
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