移動(dòng)式大型植物光合表型測(cè)量系統(tǒng)CropReporter采用一體化“可見(jiàn)光成像+葉綠素?zé)晒獬上?多光譜成像”技術(shù)對(duì)冠層尺寸60cm x 74cm范圍內(nèi)的植物進(jìn)行深入的光合表型和形態(tài)結(jié)構(gòu)表型測(cè)量分析。系統(tǒng)成像單元配置白光LED和405 nm、460 nm、520 nm、660 nm、720 nm的LED，成像單元除了能夠測(cè)量數(shù)十個(gè)光合熒光參數(shù)外，還能夠測(cè)量葉綠素成像、花青素成像、NDVI和可見(jiàn)光表型等（軟件直接生成）。

系統(tǒng)配備4個(gè)輪子，樣品室前后門(mén)可拉伸升降，可以方便的實(shí)現(xiàn)溫室內(nèi)基于“Sensor-to-Plant”模式的人工輔助高通量測(cè)量。

功能特性

• 標(biāo)準(zhǔn)版成像面積74 x 60cm，可以移動(dòng)，適合在溫室內(nèi)測(cè)量
• 可定制成像面積達(dá)200 x 200cm 
• 在百萬(wàn)像素水平上實(shí)現(xiàn)對(duì)熒光誘導(dǎo)曲線Fo、FI和FP相的測(cè)量
• 全部采用LED光源來(lái)提供紅外、遠(yuǎn)紅外、白光和近紅外
• 儀器內(nèi)置電腦用于成像測(cè)量、光照控制和數(shù)據(jù)存儲(chǔ)
• 實(shí)現(xiàn)多光譜測(cè)量，在測(cè)量光合作用之外，獲取葉綠素指數(shù)、花青素指數(shù)、NDVI、紅外成像和RGB成像。
• 對(duì)熒光成像和多光譜成像進(jìn)行逐個(gè)像素分析
• 無(wú)二的大型植物測(cè)量技術(shù)，成像面積從74 x 60 cm到200 x 200 cm 
• 定制化設(shè)計(jì)，可以頂部成像，也可以側(cè)面成像，甚至頂部和側(cè)面都成像
• 可以集成到基于傳送系統(tǒng)的高通量植物表型平臺(tái)中，進(jìn)行高通量的光合表型測(cè)量
• 大景深成像技術(shù)

典型應(yīng)用

主要技術(shù)參數(shù)

• 相機(jī)傳感器類(lèi)型：CCD
• 相機(jī)分辨率：1.3M像素
• 圖像格式：16位RAW格式、JPG格式
• 光譜范圍：350～950 nm
• 光學(xué)濾光片：6種高質(zhì)量光學(xué)干涉濾光片，包括熒光、紅光、綠光、藍(lán)光、花青素和近紅外濾光片
• 多光譜和彩色圖像光源：白色LED和和405 nm、460 nm、520 nm、660 nm、720 nm的LED
• LED控制：恒流電源控制LED強(qiáng)度，不采用脈沖調(diào)制控制
• 成像和計(jì)算的參數(shù)：Fo成像、Fm成像、Ft成像、Ft=5min成像、Fm?成像、Fv/Fm成像、Fq?成像、ΦPSII成像、ΦRO成像、NPQ100成像、qN成像、qP成像、Rfd100成像、 NDVI成像、RNIR成像、RChl成像.、RAnth成像、RRed成像、RGreen成像、RBlue成像、葉綠素指數(shù)成像、花青素指數(shù)成像和可見(jiàn)光成像，能夠自動(dòng)計(jì)算投影葉面積、Fv/Fm平均值、低于Fv/Fm的面積百分比、ΦPSII平均值、低于ΦPSII的面積百分比、NPQ100平均值、高于NPQ100的面積百分比、Rfd100平均值、低于Rfd100的面積百分比、平均RGB比值、特殊RGB比值的面積百分比、平均葉綠素指數(shù)、低于葉綠素指數(shù)的面積百分比、平均花青素指數(shù)、低于花青素指數(shù)的面積百分比等（具體參數(shù)取決于版本） ，以及凸包、最小外接圓、最小外接矩形等相關(guān)表型參數(shù)。 

利用PhenoVation光合表型成像技術(shù)發(fā)表的部分文獻(xiàn)

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