查询词典 spad

SPAD values of relative chlorophyll in CK were significantly lower than in Mo application in 34 winter wheat cultivars.

缺钼时类胡萝卜素含量同叶绿素含量一样显著下降，并与之在不同时期呈现一致的变化趋势。

Therefore, the distribution of SPAD and photosynthesis rate among leaves of wheat plant was relatively stable, and was hardly affected by nitrogen level.

随施氮水平的提高，小麦叶片的光合速率呈现出先增加后下降的趋势，施氮量为135kg／ha时光合速率最高。

Meanwhile, chlorophyll meter and net photosynthetic rate P(subscript n of rice functional leaves were determined, yield and its components were also determined at maturity stages of rice.

选择江苏省宿迁市2个农田林网典型乡镇为样点，按不同方位林带和不同林缘距离，即1/6H、1/3H、1/2H和2H处设置试验样方，于水稻主要生育期，分别观测水稻群体分层的光照度、温度、相对湿度和CO2浓度，同时测定水稻叶片的SPAD值和净光合速率P(下标 n等，并于水稻成熟期测定产量及产量结构。

Based on the first derivative value of band at sensitive wavebands, the linear function model was established. R^2 of 0.7818 and 0.5899. This research shows that chlorophll in formation of reflecting apple growing status can be preciously obtained by using hyperspectral remote sensing.

基于敏感波段的微分数值；建立了一阶微分光谱值与苹果叶片SPAD值和叶绿素含量的回归模型；确定系数分别达到0.7818和0.5899；为利用高光谱遥感技术反映苹果生长状况的叶绿素信息提供了依据。

The experiment analyzed the vertical distribution pattern of canopy leaf nitrogen and leaf chlorophyll relative value, differences in different layer-leaves for different nitrogen levels in summermaize Zeamays L.

拔节期、灌浆期和成熟期3个生育期冠层叶片氮素、叶绿素相对值的垂直分布规律及其差异；同时对各层叶片含氮量、SPAD值与施氮量进行相关分析。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。