FP-leaf葉夾式植物光譜與葉綠素熒光測量包用于測量葉片水平的植物葉綠素熒光、葉片反射光譜及光譜指數等，包括手持式葉綠素熒光測量?jì)x和植物反射光譜測量?jì)x。適于野外大量樣品的快速檢測，廣泛應用于植物脅迫響應、除草劑檢測，生態(tài)毒理生物檢測、植物反射光譜測量、色素組成變化、氮素含量變化、產(chǎn)量估測、生態(tài)學(xué)、分子生物學(xué)等。

 
     
  測得的數據以圖形或數據表的形式實(shí)時(shí)顯示在儀器的顯示屏上。這些數據都可以?xún)Υ嬖趦x器的內存里并傳輸到電腦里。測量?jì)x由可充電鋰電池供電，不需要使用電腦即可獨立進(jìn)行測量。測量?jì)x配備全彩色觸屏顯示器、內置光源、內置GPS和用于固定樣品的無(wú)損葉夾。

應用領(lǐng)域：
  適用于光合作用研究和教學(xué)，植物及分子生物學(xué)研究，農業(yè)、林業(yè)，生物技術(shù)領(lǐng)域等。研究?jì)热萆婕肮夂匣钚?、脅迫響應、農藥藥效測試、突變篩選、色素含量評估等。
  1.植物光合特性研究
  2.光合突變體篩選與表型研究
  3.生物和非生物脅迫的檢測
  4.植物抗脅迫能力或者易感性研究
  5.農業(yè)和林業(yè)育種、病害檢測、長(cháng)勢與產(chǎn)量評估
  6.除草劑檢測
  7.色素組成變化
  8.氮素含量變化
  9.產(chǎn)量估測
  10.教學(xué)

 

功能特點(diǎn) ：

• 結構緊湊、便攜性強，光源、檢測器、控制單元集成于僅手機大小的儀器內
• 功能強大，具備了大型葉綠素熒光儀和反射光譜儀的所有功能，可以測量所有葉綠素熒光參數和自動(dòng)計算常用的植物反射光譜指數，同時(shí)提供熒光動(dòng)力學(xué)曲線(xiàn)圖和高精度反射光譜圖
• 葉綠素熒光檢測內置了所有通用實(shí)驗程序，包括3套熒光淬滅分析程序、3套光響應曲線(xiàn)程序、OJIP快速熒光動(dòng)力學(xué)曲線(xiàn)等
• 葉綠素熒光檢測具備高時(shí)間分辨率，可達10萬(wàn)次每秒，自動(dòng)繪出OJIP曲線(xiàn)并給出26個(gè)OJIP–test參數
• 專(zhuān)業(yè)軟件功能強大：葉綠素熒光分析軟件可下載、展示葉綠素熒光參數圖表，也可以通過(guò)軟件直接控制儀器進(jìn)行測量；植物光譜分析軟件可以自動(dòng)計算內置植被指數、計算用戶(hù)自定義植被指數、實(shí)時(shí)顯示數據圖和數據表
• 葉綠素熒光檢測具備無(wú)人值守自動(dòng)監測功能
• 具備GPS模塊，輸出帶時(shí)間戳和地理位置的葉綠素熒光參數圖表和反射光譜數據

 
 
 
 
應用案例 1：
 
  歐盟委員會(huì )聯(lián)合研究中心通過(guò)無(wú)人機遙測技術(shù)研究葉緣焦枯病菌在橄欖樹(shù)中的感染。同時(shí)通過(guò)FluorPen葉綠素熒光儀和RP400光譜儀直接檢測葉片的葉綠素熒光和反射光譜植被指數，用于對照修正無(wú)人機遙測數據。研究結果發(fā)表在《Nature Plants》（Zarco-Tejada，2018）。
 
應用案例 2：
  水稻灌漿期的夜間高溫會(huì )顯著(zhù)影響水稻的產(chǎn)量。捷克科學(xué)院研究中心與水稻研究所合作研究夜間高溫對成熟水稻穗光學(xué)特性的變化追蹤。研究者使用FluorPen手持式葉綠素熒光儀測量了光合系統有效光化學(xué)效率ΦII（也稱(chēng)為有效量子產(chǎn)額QY或ΦPSII）和穩態(tài)熒光Fs。同時(shí)使用PolyPen手持式植物反射光譜測量?jì)x的前期型號WinePen測量了反射光譜曲線(xiàn)，并計算了PRI、mSR705、mND705、R470/R570、R520/R675等9項植被指數。這些植被指數與水稻葉片/穗的光合能力、穩態(tài)熒光、葉綠素濃度等緊密相關(guān)（Gil-Ortiz R et al. 2020）。
 

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