2) SPAD chlorophyll meter
SPAD叶绿素仪
1.
The effects of different soil N supply on SPAD chlorophyll meter readings and plant sap nitrate concentration were studied for winter at shooting stage.
通过研究不同土壤氮素供应对冬小麦拔节期叶绿素仪SPAD读数和植株硝酸盐浓度的影响,以及两种方法在冬小麦拔节期与土壤Nmin、植株全氮和吸氮量的关系,比较了SPAD叶绿素仪和植株硝酸盐测试两种氮素营养诊断方法的准确性。
3) SPAD-502 chlorophyll meter
SPAD-502叶绿素仪
1.
The field experiment was tested to investigate the relationship between chlorophyll content in leaves of flue-cured tobacco and the value measured by SPAD-502 chlorophyll meter to discuss the application prospect of SPAD-502 chlorophyll meter in tobacco production.
采用田间试验的方法,研究了SPAD-502叶绿素仪与烤烟叶绿素含量的关系,探讨SPAD-502叶绿素仪在烤烟生产中的应用前景。
4) SPAD_502
叶绿素测定仪SPAD-502
5) SPAD value
SPAD值
1.
Behavioral responses of Toxoptera aurantii to green colors with different SPAD values;
茶蚜对不同SPAD值绿色的趋性
2.
The results showed that variable fluorescence(Fv),maximal fluorescence(Fm),potential activity of PSⅡ(Fv/Fo),quantum yield of PSⅡ linear electron(ΦPSⅡ),coefficient of photochemical fluorescence quenching(qP),actual photochemical efficiency of PSⅡ(Yield) and SPAD value of P.
结果表明:高节竹、红哺鸡竹、斑竹、金镶玉竹、黄秆乌哺鸡、绿皮黄筋的SPAD、可变荧光(Fv)、最大荧光(Fm)、PSⅡ最大光化学效率或原初光能转换效率(Fv/Fm)、PSⅡ的潜在活性(Fv/Fo)、PSⅡ电子传递量子产率(ΦPSⅡ)、光化学猝灭系数(qP)、PSⅡ实际光化学效率(Yield)等值均高于其他7个竹种,非光化学猝灭系数(qN)值相对较低,即这6个竹种具有较好的光合生理功能,可为优选观赏竹种;相关分析表明:Fv、Fm、Fv/Fo、Fv/Fm、Yield、qP、ΦPSⅡ与SPAD值呈正相关,qN与SPAD及其他荧光参数均呈(极)显著负相关。
3.
Pot experiments were conducted by using Euchlaena Mexicana Schard applied with 5 nitrogen levels in different time periods to investigate the correlation among the SPAD value,agro-traits and quality of E.
设计5个氮肥水平的盆栽试验,并测定不同时期和不同氮肥水平墨西哥玉米的SPAD值和部分农艺性状,以探讨墨西哥玉米的SPAD值与部分农艺性状与品质的相关性。
6) SPAD values
SPAD值
1.
The objective of this research was to investigate the positional distribution of SPAD values of the main-stem leaves and their relationships with the nitrogen content of cotton(Gossypium) leaves.
选用美棉33B和泗棉3号两个叶色深浅差异明显的品种,设置氮素水平(0、120、240、360和480 kg hm-2纯氮)试验,研究棉花主茎叶SPAD值的叶位分布,对棉花进行氮素营养诊断。
2.
The results showed that the SPAD values of different parents flag leaf existed considerable difference,the parent existed considerable difference at different growth stages too.
利用3个粳稻BT型不育系和6个粳型恢复系,配制不完全双列杂交组合,采用加性-显性-上位性遗传模型,分析在不同发育时期剑叶SPAD值的遗传效应。
3.
At tuber initiation stage, tuber bulking stage and tuber starch accumulation stage, both leaf SPAD values and leaf nitrogen contents varied with nitrogen fertilization levels in linear-plateau regression modes, therefore SPAD value could be a good indicator of potato nitrogen nutrition status.
以马铃薯品种克新1号为材料,研究了叶片SPAD值、叶片全氮含量、叶绿素含量以及块茎产量随供氮水平的变化规律及相互关系,旨在为使用叶绿素仪进行马铃薯无损伤氮素诊断和推荐施肥奠定基础。
补充资料：非律仪非不律仪
【非律仪非不律仪】
（术语）三种无表色之一。谓律仪即非善戒，不律仪即非恶戒之非戒律的善恶之无表色也。律仪为极善，不律仪为极恶，其他之善恶，善恶皆势用微劣，故称之为处中之善，处中之恶，皆为非律仪非不律仪，即非戒律的之善与恶也。(参见：无表色)
（术语）三种无表色之一。谓律仪即非善戒，不律仪即非恶戒之非戒律的善恶之无表色也。律仪为极善，不律仪为极恶，其他之善恶，善恶皆势用微劣，故称之为处中之善，处中之恶，皆为非律仪非不律仪，即非戒律的之善与恶也。(参见：无表色)
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