移动式大型植物光合表型测量系统

移动式大型植物光合表型测量系统CropReporter采用一体化“可见光成像+叶绿素荧光成像+多光谱成像”技术对冠层尺寸60cm x 74cm范围内的植物进行深入的光合表型和形态结构表型测量分析。系统成像单元配置白光LED和405 nm、460 nm、520 nm、660 nm、720 nm的LED，成像单元除了能够测量数十个光合荧光参数外，还能够测量叶绿素成像、花青素成像、NDVI和可见光表型等（软件直接生成）。

系统配备4个轮子，样品室前后门可拉伸升降，可以方便的实现温室内基于“Sensor-to-Plant”模式的人工辅助高通量测量。

功能特性

• 标准版成像面积74 x 60cm，可以移动，适合在温室内测量
• 可定制成像面积达200 x 200cm 
• 在百万像素水平上实现对荧光诱导曲线Fo、FI和FP相的测量
• 全部采用LED光源来提供红外、远红外、白光和近红外
• 仪器内置电脑用于成像测量、光照控制和数据存储
• 实现多光谱测量，在测量光合作用之外，获取叶绿素指数、花青素指数、NDVI、红外成像和RGB成像。
• 对荧光成像和多光谱成像进行逐个像素分析
• 无二的大型植物测量技术，成像面积从74 x 60 cm到200 x 200 cm 
• 定制化设计，可以顶部成像，也可以侧面成像，甚至顶部和侧面都成像
• 可以集成到基于传送系统的高通量植物表型平台中，进行高通量的光合表型测量
• 大景深成像技术

典型应用

主要技术参数

• 相机传感器类型：CCD
• 相机分辨率：1.3M像素
• 图像格式：16位RAW格式、JPG格式
• 光谱范围：350～950 nm
• 光学滤光片：6种高质量光学干涉滤光片，包括荧光、红光、绿光、蓝光、花青素和近红外滤光片
• 多光谱和彩色图像光源：白色LED和和405 nm、460 nm、520 nm、660 nm、720 nm的LED
• LED控制：恒流电源控制LED强度，不采用脉冲调制控制
• 成像和计算的参数：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、叶绿素指数成像、花青素指数成像和可见光成像，能够自动计算投影叶面积、Fv/Fm平均值、低于Fv/Fm的面积百分比、ΦPSII平均值、低于ΦPSII的面积百分比、NPQ100平均值、高于NPQ100的面积百分比、Rfd100平均值、低于Rfd100的面积百分比、平均RGB比值、特殊RGB比值的面积百分比、平均叶绿素指数、低于叶绿素指数的面积百分比、平均花青素指数、低于花青素指数的面积百分比等（具体参数取决于版本） ，以及凸包、最小外接圆、最小外接矩形等相关表型参数。 

利用PhenoVation光合表型成像技术发表的部分文献

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