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The results showed that the treatment with spermidine promoted the activities greatly of SOD、POD and photosynthetic intensity but reduced the stomatal resistance to some extent ...

结果表明，亚精胺处理大大提高玉米幼苗中SOD、POD的活性以及光合强度，适当减小气孔阻力，故亚精胺可以提高玉米幼苗的抗旱性。

The results showed that the activities of catalase, ascorbate peroxidase, peroxidase and dehydroascorbate in apoplast of cucumber leaf inoculated with Sphaerotheca fuliginea were significantly increased, but the activities of superoxide dismutase was obviously decreased; Silicon can remarkably increase the activities of APX, SOD, POD and DHAR and decrease the activity of CAT.

结果表明，诱导接种后，质外体中过氧化氢酶、抗坏血酸过氧化物酶、过氧化物酶及脱氢抗坏血酸还原酶活性显著升高，超氧化物歧化酶活性明显降低；加硅显著提高了APX， SOD， POD和DHAR的活性，降低了CAT活性。

After spraying the fermentation supernatant of endophytic actinomycetes GKSHJA and PR1-8, the impact of the endophytic actinomycetes against Sphaerotheca fuliginea histomorphology were tested by the differential interference, and the enzyme activity of POD, SOD, PAL on cucumber leaf treated by spraying endophytic actinomycetes were tested by the spectrophotometer.

对喷施内生放线菌GKSHJA及PR1-8发酵上清液处理后采用微分干涉的方法观测生防菌对白粉菌的组织形态学影响，利用分光光度计测定喷施发酵液后黄瓜叶片内POD、SOD、PAL酶活变化。

Chlorophyll content, Soluble protein content, POD activity, CAT activity, SOD activity, and MDA content of Spirodela polyrhiza were measured, and transmission electron microscopy was observed.

主要测定了叶绿素含量、可溶性蛋白含量及抗氧化系统的几种酶，包括印POD、CAT、SOD的活性以及MDA含量的变化，并观察了叶绿体超微结构的变化。

Variabilis natural type; applied the theory of numerical taxology and cluster analysis method, classified the Q. variabilis of Qinba and Huanglong mountain; ascertained the standard and method of Q. variabilis plus trees selection about 30 ages in Shaanxi province different areas and selected 49 plus trees that were suitable to different areas; used isoenzyme analysis ,through the detection enzyme system of POD,GDH,EST and ADH ect, researched the genetic variation level of Q. variabilis natural populations and heredity construction of different Q. variabilis natural type .The result showed:(1) Q.

本文通过对栓皮栎地理分布的研究，确定了研究栓皮栎天然类型的地理区域；应用数值分类学原理，采用聚类分析方法，对秦巴山区和黄龙山区的栓皮栎天然类型进行划分；确定了陕西省不同地区30年左右栓皮栎优树选择的标准和方法，并选出了适宜不同地区生长的优树49株；采用同工酶技术，通过对POD、GDH、EST、ADH等4个酶系统的检测，研究栓皮栎天然群体遗传变异水平和不同栓皮栎天然类型的遗传结构。

The activity of PPO was lower than CK and POD activity was higher than CK while the titrable acidity and sugar contents had little variation.

结果显示，处理后荔枝果皮中花色素苷、类黄酮含量下降速度低于对照，PPO活性低于对照，POD活性高于对照，而果汁中可滴定酸及糖含量与对照相比无显著变化。

The results showed that: boltings and unboltings were different in the same period. The soluble protein and free amino acid were higher in unbolting onions, the soluble sugar, C/N and POD activity were higher in bolting onions on bulbing period.

结果表明：同一时间，抽薹植株与未抽薹植株存在一定的差异；鳞茎形成期，未抽薹植株游离氨基酸与可溶性蛋白质含量较高，抽薹植株可溶性糖含量、C/N值及POD活性较高。

The activities of SOD culminated at the first week, and the activities of POD at the second week.

这表明冷驯化提高了金边卫矛叶片中SOD和POD在低温胁迫下的稳定性。

An i-pod and a map and I started pedalling towards my goal with a determination hard as a rock.

一个I - POD和地图和我开始pedalling对我的目标与努力的决心，作为一个岩石。

No variation of POD activity was found before the 6th day after silking and increased rapidly after that time.

过氧化物酶和过氧化氢酶活性之间呈现相反的变化规律，POD活性前期变化平稳，之后快速上升；CAT活性前期呈下降态势，后期则维持在一个较低的水平。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。