主要功能
可測熒光誘導(dǎo)曲線并進(jìn)行淬滅分析
可測光響應(yīng)曲線和快速光曲線（RLC）
可測量水樣的下列光合指標(biāo)活性：
光合效率和光合速率（相對電子傳遞速率）
藻類的潛在大光合效率（“生長潛能”）
藻類的光保護(hù)能力
藻類耐受強(qiáng)光的能力
51 個內(nèi)置模式菜單，方便參數(shù)設(shè)置和標(biāo)準(zhǔn)測量
系統(tǒng) I 用于浮游植物研究，系統(tǒng) II 用于大型藻類研究，系統(tǒng) III 用于連續(xù)監(jiān)測水體光合作用
測量參數(shù)
Fo, Fm, Fv/Fm, F, Fm’, Fo’, Y(II) 即 ΔF/Fm’, qP, qN, NPQ, ETR 和 PAR 等
應(yīng)用領(lǐng)域
測量野外自然水樣或?qū)嶒?yàn)室培養(yǎng)的微藻樣品的光合作用，三套系統(tǒng)可供選擇，可應(yīng)用于水生生物學(xué)、水域生態(tài)學(xué)、海洋學(xué)、湖沼學(xué)等領(lǐng)域，檢測限達(dá) 0.1 μgChl/L?？捎糜谟泻υ迦A的早期預(yù)警。與 PHYTO-PAM 的大區(qū)別在于，WATER-PAM 不能進(jìn)行浮游植物分類。
主要技術(shù)參數(shù)
測量光：3 個波長為 650 nm 的 LED 陣列。
光化光：12 個波長為 660 nm 的 LED 陣列，大連續(xù)光強(qiáng) 2000 μmol m-2 s-1。
飽和脈沖：12 個波長為 660 nm 的 LED 陣列，大閃光強(qiáng)度 4000 μmol m-2 s-1。
遠(yuǎn)紅光源：3 個波長為 740 nm 的 LED 陣列。
信號檢測：光電倍增管檢測器（H6779-01，Hamamatsu），過載保護(hù)功能，檢測信號 λ > 710 nm。
數(shù)據(jù)存儲：CMOS RAM 128 KB，可存儲4000組數(shù)據(jù)。
選購指南
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系統(tǒng) I（主機(jī) PAM-Control 和激發(fā)-檢測單元 WATER-ED）， 適合現(xiàn)場采水樣測量或室內(nèi)微藻測量 |
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系統(tǒng)II 激發(fā)-檢測單元 WATER-EDF1.5， 適合大型海藻、附著藻類、水生植物等的測量 | 系統(tǒng)III 激發(fā)-檢測單元 WATER-FT， 適合隨船走航測量 |
三套系統(tǒng)的組成比較
| 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)測版 |
| 野外現(xiàn)場或室內(nèi)測量，樣品為水樣或藻液 | 野外現(xiàn)場或室內(nèi)測量，樣品為大型海藻、附著藻類、水生植物、苔蘚、地衣、植物葉片等 |
| 野外現(xiàn)場或室內(nèi)測量，需要抽水上來，連續(xù)監(jiān)測光合活性 |
| 可選附件 1：攪拌器，對于易發(fā)生沉降或上浮的樣品非常重要 |  |
| 可選附件 1：平面狀微型光量子探頭，用于測量樣品接收到的光強(qiáng) |  |
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| 可選附件 2：球狀微型光量子探頭，可放入系統(tǒng) I 的樣品杯中測量 PAR，也可放入水面下測量水體光場 |  |
| 可選附件 2：手持式多功能 PAR 輻射儀，用于連接平面狀微型光量子探頭后，進(jìn)行獨(dú)立的光強(qiáng)測量 |  |
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| 可選附件 3：手持式多功能 PAR 輻射儀，用于連接球狀微型光量子探頭后，進(jìn)行獨(dú)立的光強(qiáng)測量 |  |
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產(chǎn)地：德國 WALZ
參考文獻(xiàn)
數(shù)據(jù)來源：光合作用文獻(xiàn) Endnote 數(shù)據(jù)庫，更新至 2016 年 9 月，文獻(xiàn)數(shù)量超過 6000 篇
原始數(shù)據(jù)來源：Google Scholar
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