水曲柳幼苗苗叶片氮含量与供氮水平呈线性相关。
And the results suggested: Machurian Ash seedling leaf nitrogen content is linearly relative to the nitrogen supply levels.
叶片氮含量对叶绿素与可溶性蛋白含量会产生明显的影响。
Leaf nitrogen content induces remarkable effect on chlorophyll and soluble protein content.
通过分析水稻叶片氮含量与冠层光谱反射率及植被指数之间的相关性和定量关系，测试并评价便携式作物氮素监测仪的工作性能。
The correlations and the quantitative relationships between LNC and rice canopy reflectance spectra were analyzed, and the performance of portable nitrogen monitoring instrument was evaluated.
采集了燕山山区20个苹果园富士、国光和金冠等品种的120份叶样，对叶片中氮、磷和钾含量进行了分析。
The Fuji, Ralls and Golden Delicious of apple varieties, 120 samples were collected from 20 orchards in Yanshan mountain area and the leaf n, p, K contents were analyzed.
叶片中的矿质元素含量变化与新梢变化相同，但含量顺序上氮高于钙。
The leave was the same change trend as the shoots, but N was higher than Ca in order of element concentration.
这与SC27促进土壤养分有效化，提高植株叶片中氮、蛋白质、糖和淀粉含量有关。
SC27 could improve available nutrient contents in soil and increase the contents of nitrogen, protein, sugar and starch in leaves of watermelon and balsam pear plants.
莴笋叶片硝酸盐含量与全氮、蛋白氮、全磷、蛋白磷和蛋白钾含量呈极显著负相关。
There were significant negative correlations between nitrate content and total n, protein n, total p, protein p, protein K of lettuce leaf.
增强UV - B辐射显着减少叶面积(50.1%)，但增加了叶片全氮含量(102%)。
Enhanced UV-B radiation significantly reduced leaf area (50.1%) but increased leaf total nitrogen content (102%).
加入外源硝态氮培养后叶片硝酸还原酶活性的增加程度与叶柄硝态氮含量相一致。
The percentage increase of blade NRA after cultivated by extra-source nitrate was positively related to the petiole nitrate-N concentration.
而以硝态氮肥为氮源时，玉米叶片硝态氮含量和全氮含量最高。
In nitrate fertilizer sources, the contents of nitrogen and nitrate in maize were highest.
研究了不同土壤水分条件下虫害胁迫对胡杨叶片中酚类物质含量及氮含量的影响。
The objectives of this study were to investigate the effect of insect and soil water contents on phenolic compounds and nitrogen concentrations in leaves of Populus euphratica.
华硕828和稀土浸种能同时提高玉米幼苗叶片叶绿素、可溶性糖、可溶性蛋白以及全氮和总蛋白的含量。
Huashuo 828 and the REEs soaking seed can raise the maize seedlings chlorophyll, soluble candy, soluble protein, the whole nitrogen and total protein content.
下位叶比上位叶对土壤氮的供应状况更为敏感，随着施氮量的增加，水稻叶片氮素含量、叶绿素含量、SPAD值相应的增加，而下位叶的增幅更明显。
Leaf N/ chlorophyll content and SPAD value increased with the increasing N fertilizer, and the lower leaves were more sensitive to the soil N supply than the upper leaves.
不同供氮水平对玉米幼苗叶片的叶绿素含量、光合速率及叶绿素荧光特性等有着显著影响。
Nitrogen significantly affects chlorophyll content, photosynthetic rate and chlorophyll fluorescence of the leaves of maize seedlings.
植株各部位非水溶性氮含量占全氮的比例，叶片在90%以上，高于茎和叶柄，随生育时期变动很小。
The NWSN /total nitrogen ratio was bigger than 90 % in trifoliolates, higher than that in stems and that in petioles, but they changed hardly with growing stages.
施氮条件下，施钼仅显著降低了菠菜生长前期叶片中硝态氮含量，降幅达21 2%。
With the nitrogen application, the nitrate nitrogen contents in spinach leaves were only dramatically decreased by Mo application at growth prophase, the (decreasing) amplitude was 21.2%.
结果表明，在干旱胁迫下烤烟叶片还原糖含量下降，总氮和烟碱含量升高，烟叶中主要香气物质含量减少，品质下降。
The results showed that the reducing sugar content in flue-cured tobacco leaves decreased, but the total nitrogen and nicotine contents increased under drought stress.
随施氮量的增加，草莓叶片中叶绿素含量增加，草莓总产量呈增加趋势。
The content of chlorophyll in strawberry leaf increased, and the total yield of strawberry fruit trended to increase with the increment of nitrogen fertilizer.
使用美国ASD光谱仪以及高密度植被探头采集橡胶树叶片光谱信息，并测定叶片全氮含量。
Spectral information of rubber leaf have been collected by American ASD spectrometer and high-density vegetation probe.
氮供应增加和UV-B辐射增强共同作用时，长春花叶片中长春碱的含量较其单独作用时均显著增加。
The vinblastine content was increased markedly in the supplementary UV-B radiation, and which were increased further when the nitrogen supply increased.
施用不同的有机肥，对降低烤酒中部叶片硝态氮含量有一定作用，但上部叶的硝态氮含量有所提高。
Nitrate and nitrite contents could be decreased for middle but increased for uppers in flue cured tobacco leaves by applying different organic manures.
低供水量都能在不同施氮量下提高叶片中钾元素的含量。
Potassium concentration was enhanced in low water and any nitrogen addition.
作为一种测量叶片叶绿素含量的仪器，叶绿素仪可以作为测量作物含氮的仪器使用，具有快速、准确、简便的特点。
As an instrument of measuring the chlorophyll content, the chlorophyll meter can also be used in measuring the nitrogen content of crop, and it is rapid, accurate, and convenient for this use.
作为一种测量叶片叶绿素含量的仪器，叶绿素仪可以作为测量作物含氮的仪器使用，具有快速、准确、简便的特点。
As an instrument of measuring the chlorophyll content, the chlorophyll meter can also be used in measuring the nitrogen content of crop, and it is rapid, accurate, and convenient for this use.
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