查询词典 chlorophyll

METHODS:Based on the extraction rate of chlorophyll,acetone method was compared with alcohol method and the preparing factors of acetone method was optimized by orthogonal design.

以叶绿素提取率为指标，对脱镁叶绿酸制备的乙醇法和丙酮法工艺进行比较，用正交试验法对丙酮法的工艺条件进行优化。

The higher the concentration, the bigger the physiological index. 3. The Ether extract, the n-BuOH extract, the acetone and the chloroform extract treatment after chilling stress and restored the growth, the content of protein, the content of chlorophyll, SOD、POD and CAT activities were higher compared the control, the content of MDA was lower compared the control.

经前胡乙醚、正丁醇、丙酮和三氯甲烷提取物质喷雾处理的幼苗在低温处理36小时后，可溶性蛋白质含量、SOD、POD、CAT活性均下降，在低温处理恢复生长后，SOD、POD、CAT、可溶性蛋白和总叶绿素含量均比低温对照幼苗高，MDA含量比低温对照幼苗低；在低温处理后及恢复生长后各生理指标随浓度的增加呈现出先升高后降低的趋势。

The leave fire rate was very clear in Kentucky bluegrass and Red fescue species. The chlorophyll content of Zoysia and Alkali grass changed a little.

草坪草表观质量变化突出，草地早熟禾、紫羊茅等草种的枝叶枯萎程度相当大，部分品种达到了90％以上的高叶枯萎率。

The effects of ammonium molybdate,zinc sulfate,sulphuric acid manganese in different concentration on membrane permeability, the content of MDA and the content Chlorophyll of muskmelon seedlings were studied.

用不同浓度的钼酸铵、硫酸锌、硫酸锰处理甜瓜幼苗，探讨其对甜瓜幼苗细胞膜相对透性、丙二醛含量、叶绿素含量等生理特性的影响。

Oil pollutants not only impact wheat emergence, plant height, panicle length but also the germination rates of corn, soybean and cotton seed which is the impacted mostly. Through field comparative analysis between apple trees near wells and those without pollution, index of leaf senescence of fruit trees, apple leaf chlorophyll content and nutrient composition are impacted slightly by the development of oil.Specific measures for the environmental impact of oil development should be issued systematically from the perspective of the government and the public.

石油类污染物对小麦的出苗率、株高、穗长影响较大；石油类污染物对玉米、大豆和棉花种子的发芽率均有影响，其中影响最大的是棉花种子；通过野外调查选择油井附近的苹果树和对照点没有污染的苹果树进行对比分析，发现石油开发对果树的叶片衰老指数、叶片叶绿素含量和苹果的营养成分等影响较小。

Results showed that, with cadmium concentration and stress time increasing, the chlorophyll content in the leaves of the three fruit tree species declined, and the decreasing range was in the order of apricot, plum, and pear from high to low; relative conductivity of the leaves showed an increasing tendency; MDA content first decreased and then increased; POD activity first increased and then decreased; proline content also exhibited an increasing tendency.

结果表明：3个树种随着重金属质量分数和胁迫时间的增加，各树种叶片的叶绿素质量分数降低，其中杏树的降幅最大，李树居中，梨树最小；相对电导率有逐渐升高的趋势；叶片MDA质量摩尔浓度均出现先降低后升高的趋势；POD活性随土壤中镉质量分数的增加先升高后降低；脯氨酸质量分数随着重金属胁迫时间的延长有不断积累的趋势。

Decrease of soil water content in summer and autumn reduced the leaf dry weight per unit area and chlorophyll content in the seedlings.

夏季和秋季土壤水分的减少均引起单性木兰叶片单位面积干重和叶绿素含量的降低。

The results showed that soil copper contamination did not significantly affect the leaf growth of Bermuda grass and its influence on root biomass and leaf chlorophyll content in Bermuda grass were also less than that in zoysiagrass.

结果表明：铜污染处理对狗牙根草坪的地上部分叶片生长量的影响不显著，对根系生长量和叶绿素含量的影响也明显小于结缕草；铜污染处理未引起冷季型草坪的叶绿素含量的下降，对高羊茅草坪的密度影响不显著，对叶片生长量的影响也明显小于草地早熟禾和多年生黑麦草，而草地早熟禾虽然叶片生长受到了严重的抑制，但根系生长未受到显著影响，也表现出了对土壤铜污染的一定的耐性。

In order to effectively separate the fluorescence produced by algae chlorophyll-a and the scattering light from the excitation light, the interference filter with high block coefficient and narrow band is used as spectral filter.

4为了有效地分离海藻内叶绿素a所产生的荧光和激发光的散射光，采用高阻塞系数的干涉滤光片作光谱滤光。

Its main features are: algae body as a single cell or even into a variety of groups; cell walls composed of silica and pectin, but also by the structure of the shell and the shell under the combined set of the Cheng, vertical section view was "soap-box"-shaped; in the upper and lower shell surface of the shell are patterns arranged in patterns on both sides of the main mode of symmetry and radial symmetry is divided into two categories, for the classification of the most important basis; be able to campaign Type in the shell has a shell side seam, can not be changed no shell seam types; pigment body sheet or ribbon, 1 or 2, or for multiple small discoid, yellow green or brown, containing chlorophyll a, c, also contains fucoxanthin and silicon A flavin and other photosynthetic pigments; storage material mainly for oil droplets; reproduction mainly for cell division and cell division in diatoms obvious features are: each cell division, resulting from two sub-cells,, only one and the mother cell and so big, the other one is smaller.

其主要特征是：藻体为单细胞或连成各式群体；细胞壁由硅质和果胶质组成，而且在结构上都是由上壳和下壳套合而成，纵断面观呈&肥皂盒&形；在上下壳的壳面上有花纹，花纹排列的方式主要分为两侧对称和辐射对称两大类，为分类上的最重要依据；能运动的种类在壳面都有壳缝，不能动的种类均无壳缝；色素体片状或带状，1个或2个，或为多个小盘状，黄绿色或黄褐色，含叶绿素a、c，还含有墨角藻黄素和硅甲黄素等光合色素；贮藏物质主要为油滴；繁殖方式主要为细胞分裂，硅藻的细胞分裂的明显特点是：每次细胞分裂所产生的2个子细胞中，仅有1个和母细胞等大，另1个则稍小。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。