主要功能：

    CIRAS-HPEA植物光合荧光呼吸生理测定系统主要用于从事植物叶片光合作用、蒸腾作用、呼吸作用、叶绿素荧光、土壤呼吸、果实呼吸、群体光合、OJIP等相关研究。研究植物光合机构的光化学活性、光能的吸收和转化效率等。研究植物在不同环境下的光合效率、筛选高光效植物品种、植物抗逆性、转基因植物功能分析。还可应用于遗传育种、除草剂功能、病虫害防治及污染监测等.

1.   同步测量叶绿素荧光与气体交换

2.   同步测量叶绿素荧光与气体交换的暗-光诱导曲线

3.   同步测量叶绿素荧光与气体交换的光响应曲线和CO2响应曲线

4.   典型的气体交换测量，如光合作用、蒸腾作用、呼吸作用

5.   典型的叶绿素荧光测量，如诱导曲线、快速光曲线、淬灭分析、暗驰豫等

6.   完整的OJIP曲线测量

7.   叶绿素荧光与OJIP的快速诱导动力学等

8.   编程进行复杂的同步或独立测量

系统组成

应用范围：

植物生理学、植物生态学、农学、园艺学、林学、环境科学、植物病理学、藻类生物学等领域。

测量参数:

1. CIRAS-HPEA植物光合荧光呼吸生理测定系统主机测定参数

2.植物效率仪模块测定参数

F_O，Fm，Fv，Fv/Fm，F_t，F_J，F_I，F_P，Tm, ψ_O，φ_Eo，φ_Do，Vt，V_J，W_K，PI_ABS，PI_CS，ABS/RC，TR_O/RC，ET_O/RC，DI_O/RC，RC/CS_O，RC/CS_M等五十多个叶绿素荧光参数。准确记录叶绿素荧光诱导动力学曲线的快相部分，每秒钟可以连续记录10万次荧光踪迹数据，在1秒钟内完整测定叶绿素的OJIP荧光诱导动力学曲线。

技术指标

1.主机指标：

l 内置四个独立的高精度非分散的红外线CO2/H2O分析仪，分别测定参比和分析气路中CO2和H2O气浓度，分析仪可用于开放式或密闭式测定。

l CO2测定范围0-10000μmol mol^-1

l      CO2精度： 300μmol mol^-1时为0.2μmol mol^-1

l 1750μmol mol^-1时为0.5μmol mol^-1

l 10000μmol mol^-1时为3μmol mol^-1

l CO2控制范围：0-2000μmol mol^-1

l H2O测定范围：0-75mb

l       H2O精度：0mb时为0.015mb

l                 10mb时为0.020mb

l 50mb时为0.030mb

l 5 H2O控制范围：0-露点

l 数据存储：无限存储

l 仪器显示：10.2” VGA半透射式LCD屏液晶显示器，在强光下更容易看清

l 叶室结构： 铝合金叶室手柄；安装红外过滤玻璃的叶室窗口；不锈钢泵轮

l LCD显示：手柄上2行×16字符LCD显示器，显示测定的数据

l 自动控温：可以在大气温度上下10℃内控制，控温范围：5-45℃

l 气温探头：热敏电阻，测定精度±0.5℃

l 叶温探头：辐射探头非接触测定，测定精度±0.5℃

l 内置PAR探头：测定范围0-3000μmol m^-2 s^-1，积分400-700nm的光，分辨率为1μmol m^-2 s^-1

l 外置PAR探头：测定范围0-3000μmol m^-2 s^-1，积分400-700nm的光，分辨率为1μmol m^-2 s^-1

红、蓝、绿、白四色LED光源：自动控光范围：0-2500μmol m^-2 s^-1

l 红光波峰625nm+/-5nm，半峰宽15nm

l 绿光波峰528nm+/-8nm  半峰宽40nm

l 蓝光波峰475nm+/-10nm 半峰宽28nm

l 白光波长425-650nm

l 调制光束：625nm+/-5nm （红）

l 饱和光：0-100000-3000μmol m^-2 s^-1

l 远红光：2×750nm LED

2.植物效率仪模块技术指标：

l 存储8000个以上的测定参数、存储1000个荧光动力学曲线全数据

l 红色二极管聚光光源，波长峰在650 nm，谱线半宽22 nm，叶片表面光强度>3000µmol m^-2s^-1，光强在0~100%范围之间有100个选择档次

l 自行设置记录时间，从1~120秒有120个选择档次

l 功能强大的数据传输及分析软件，并可根据研究需要预设各种测定程序

l 可测定宽叶、窄叶、针叶、藻类、地衣、苔藓及叶绿体的荧光

l 可选配新型的液体样品探头，与主机联用可使灵敏度扩大100倍，适用于测定浓度较稀的藻类样品或叶绿体悬浮液的荧光

l 镍氢充电电池，电池使用时间长达8小时

l 体积：175×80×40mm

l 重量：0.65Kg

产地：美国PP SYSTEMS公司

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