1) photon flux density
光子通量密度
2) photosynthetic photon flux density
光量子通量密度
1.
Spatiotemporal distribution patterns of photosynthetic photon flux density,air temperature,and relative air humidity in forest gap of Pinus koraiensis-dominated broadleaved mixed forest in Xiao Xing'an Mountains
红松阔叶混交林林隙光量子通量密度、气温和空气相对湿度的时空分布格局
3) photon flux density spectrum
光子通量密度谱
4) photosynthetic photon quanta flux density
光合光量子通量密度
1.
The effects of photosynthetic photon quanta flux density(PPFD)and CO 2 concentration outside vessel on photosynthetic characteristics of sweetpotato plantlets were analyzed.
以自行研制的组培苗光合速率测量系统检测了叶用甘薯无糖组培苗的光合速率 ,定量分析了外环境中CO2 浓度和光合光量子通量密度 (PPFD)对无糖组培苗光合特性的影响。
5) photo flux density
光量子密度
1.
CO 2 concentration and irradiance in maize canopies were measured with an infrared gas analyzer and quantum sensor The results indicated that diurnal changes of photo flux density (PFD) were a single peak curve Radiation interception rate of high yield breed canopies was above 95%, and transmitting rate of light on middle layer of canopies was above 25%.
结果表明 :3种株型玉米品种冠层内光量子密度的日变化呈早晚低、中午高的单峰曲线变化。
6) spectral flux density
光谱光通量密度
补充资料:光谱光子通量
分子式:
CAS号:
性质: 与光子照度同义。波长为λ时,单位波长范围内的光子通量(Ep)。符号为Epx。其SI制单位为s-1m-3,常用单位为s-1m-2nm-1。此术语也可用来表述光子的数量(摩尔或爱因斯坦),此时的SI制单位为mol/(s·m)3,常用单位为mol/(s·m2·nm)。
CAS号:
性质: 与光子照度同义。波长为λ时,单位波长范围内的光子通量(Ep)。符号为Epx。其SI制单位为s-1m-3,常用单位为s-1m-2nm-1。此术语也可用来表述光子的数量(摩尔或爱因斯坦),此时的SI制单位为mol/(s·m)3,常用单位为mol/(s·m2·nm)。
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参考词条