1) the changes of Photosynthetic rate and Transpiration rate day and night
光合、蒸腾昼夜变化
2) diurnal variation
昼夜变化
1.
Spatial distribution and diurnal variation in CO_2 concentration,temperature and relative humidity of the cave air——A case study from Water Cave,Benxi,Liaoning,China
本溪水洞洞穴空气CO_2浓度与温、湿度的空间分布和昼夜变化特征
2.
The diurnal variation in respiration of manilagrass lawn ecosystem and its components,soil and aboveground plant,in the Minjiang Park,Fujian,China were measured using a LI-8100 system.
采用Li-8100对亚热带马尼拉草坪生态系统呼吸及其分室昼夜动态进行研究,结果表明,草坪生态系统呼吸、土壤呼吸和植物地上部分呼吸速率的昼夜变化均表现为单峰曲线,呼吸速率日最高值出现在中午13:00~14:00;草坪生态系统的呼吸速率最低值只出现在6月的7:00左右,其他月份的最低值出现在23:00~2:00;土壤呼吸速率的最低值出现在4月和6月的7:00左右,8月则在2:00达最低值,11月土壤呼吸速率波动不大,极值不太明显。
3.
The diurnal variations of electrolyte leakage,MDA concentration and cell defense enzyme in leaves of maize seedling were synchronously measured under the artificial conditions.
人为控制环境下,对玉米幼苗叶片中电解质外渗率、MDA含量以及保护酶活性的昼夜变化同步进行了测定。
3) diel variation
昼夜变化
1.
Ontogenetic and diel variation in feeding habits of small yellow croaker Pseudosciaena polyactis Bleeker in the central part of Yellow Sea;
黄海中部小黄鱼摄食习性的体长变化与昼夜变化
4) Diurnal change
昼夜变化
1.
However, the dominant species are stable, having no obvious diurnal change.
本文对长江口羽状锋海区浮游植物的昼夜变动进行了初步研究，结果表明，浮游植物数量的昼夜变化明显，潮汐作用是影响数量昼夜分布变化的主导因素，同时也与该地区浮游植物的水平分布有着密切的联系。
6) Circadian variation
昼夜节律变化
1.
Many studies, both retrospective and prospective, have shown that there is a circadian variation in acute cardiovascular events with a peak during the morning and a trough during the night since the mid 1980s.
198 5年以来许多回顾性和前瞻性的研究表明 ,心血管意外的发生率存在着明显的昼夜节律变化 ,表现为早晨觉醒后数小时的高发生率和夜间的低发生率。
补充资料：表光合强度(见光合强度)
表光合强度(见光合强度)
forecast of sowing or transplanting time
b iaoguanghe qiangdu表光合强度见光合强度
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条