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Aqueous extract of cotton has allelopathic effect on Raphanus sativus, Brassica campestris, Lactuca indica, Brassica campestris, Echinochloa crusgall, Setaria viridis and Abutilon theophrasti and its inhibition effect gradually strengthens with increasing concentration. Aqueous extracts from stems, leaves and roots of cotton inhibit or accelerate seed germination and seedling growth, and activity of enzyme of seedling root of cotton. While aqueous extracts from stems and leaves of cotton are 0.02 gmL^(-1), root length, shoot length, lateral root number and dry weight of cotton respectively increase by 10.3%, 3.1%, 22.9% and 2.4% over the control. The above mentioned indexes are lower than the control by 34.4%, 39.2%, 40.6% and 19.0% respectively as the aqueous extracts are 0.1 gmL^(-1). At the same time, root activity and SOD activity decrease by 38.2% and 36.7%, while POD activity and MDA content increase by 52.3% and 36.5%. Growth indexes of plant receptors increase at low concentrations but decrease at high concentrations of aqueous extracts. The allelopathic effect of aqueous extract of stems and leaves is stronger than that of root.

结果表明:棉花植株水浸提液对萝卜、白菜、莴苣、油菜、稗草、狗尾草、苘麻均具有化感效应,随着作用浓度增加,抑制效应逐渐加强;棉花茎叶和根系水浸提液对棉花种子萌发、幼苗生长、幼苗根系活力、根系酶活性有抑制或促进作用,当茎叶浸提液浓度为0.02 gmL^(-1)时,棉花根长、苗高、侧根数、干重分别比对照增加10.3%、3.1%、22.9%和2.4%,当浓度为0.1 gmL^(-1)时,上述指标与对照相比分别降低34.4%、39.2%、40.6%和19.0%,而根系活力、SOD活性比对照降低38.2%、36.7%,POD活性、MDA含量较对照增加52.3%和36.5%,不同浓度棉花植株水浸提液对棉花生长呈现"低促高抑"的规律,且茎叶浸提液作用效应大于根系浸提液。

Then, the fronts .of different intensities are superposed on the orographic disturbances and pushed by basic geostrophic flow to climb over the orography.

通过非静力模式讨论了两维地形扰动与锋面的相互作用,研究了不同基本气流,包括正压、斜压、层结强弱差异,不同尺度的地形,包括不同高度和不同宽度,强弱不同的锋面等多种情况下地形扰动与锋面扰动的相互影响,发现地形尺度和气流的性质不同带来的结果是有差异的,中尺度地形使冷锋在迎风坡锋消,在背风坡则是锋生和锋消相间的波状分布,表现为锋面在山顶附近锋生、快速下坡过程中锋消和山脚处锋生的分布特征,这与半地转模式中地形的动力作用使冷锋在背风侧单纯加强是不同的。

Aqueous extract of cotton has allelopathic effect on Raphanus sativus, Brassica campestris, Lactuca indica, Brassica campestris, Echinochloa crusgall, Setaria viridis and Abutilon theophrasti and its inhibition effect gradually strengthens with increasing concentration. Aqueous extracts from stems, leaves and roots of cotton inhibit or accelerate seed germination and seedling growth, and activity of enzyme of seedling root of cotton. While aqueous extracts from stems and leaves of cotton are 0.02 gmL^(-1), root length, shoot length, lateral root number and dry weight of cotton respectively increase by 10.3%, 3.1%, 22.9% and 2.4% over the control. The above mentioned indexes are lower than the control by 34.4%, 39.2%, 40.6% and 19.0% respectively as the aqueous extracts are 0.1 gmL^(-1). At the same time, root activity and SOD activity decrease by 38.2% and 36.7%, while POD activity and MDA content increase by 52.3% and 36.5%. Growth indexes of plant receptors increase at low concentrations but decrease at high concentrations of aqueous extracts. The allelopathic effect of aqueous extract of stems and leaves is stronger than that of root.

结果表明:棉花植株水浸提液对萝卜、白菜、莴苣、油菜、稗草、狗尾草、苘麻均具有化感效应,随着作用浓度增加,抑制效应逐渐加强;棉花茎叶和根系水浸提液对棉花种子萌发、幼苗生长、幼苗根系活力、根系酶活性有抑制或促进作用,当茎叶浸提液浓度为0.02 gmL^(-1)时,棉花根长、苗高、侧根数、干重分别比对照增加10.3%、3.1%、22.9%和2.4%,当浓度为0.1 gmL^(-1)时,上述指标与对照相比分别降低34.4%、39.2%、40.6%和19.0%,而根系活力、SOD活性比对照降低38.2%、36.7%,POD活性、MDA含量较对照增加52.3%和36.5%,不同浓度棉花植株水浸提液对棉花生长呈现&低促高抑&的规律,且茎叶浸提液作用效应大于根系浸提液。

Hua Yan chants suggestion , wants to avoid having contracted glycuresis , should achieve to the full "four partial ": Know one point much , be that the knowledge to glycuresis knows one point much , gets rid of the glycuresis taking precautions against initiatively; Stop being asked the non-staple food controlling the general quantity of heat absorbing , eating vegetable much , stopping eating staple food , high heat to need to stop eating also by one point,; Move one point much , be going often, to keep certain motion amounts , make the body not to such an extent as to be too fat; Loosening one point , psychologically upset is able to strengthen insulin resistance further , urge glycuresis to happen , good psychology has taking precautions against an effect actively to glycuresis.

华燕吟建议,要避免患上糖尿病,应尽量做到&四个一点&:多懂一点,即对糖尿病的知识多懂一点,积极主动地去预防糖尿病;少吃一点,要控制摄取的总热量,多吃蔬菜,少吃主食,高热量的副食也要少吃;多动一点,要经常保持一定的运动量,使身体不至于过胖;放松一点,心理不平衡会进一步加强胰岛素抵抗,促使糖尿病发生,好的心态对糖尿病有积极的预防作用。

Resultantly, the individual warm/cold events in ENSO cycle appear to be partially locked to the annual cycle, and also exhibit obvious irregularity both in amplitude and in lasting time.

本文第四章研制设计了一包含海洋表面边界层和大气辐合反馈过程的热带太平洋海气耦合异常模式,进而利用该模式对ENSO循环进行了较为真实的模拟,通过对模式ENSO循环的演变特征及其形成机制的细致分析,建立了-ENSO循环的非线性分析模式,并提出了ENSO循环形成的一种更为客观的理论,指出:1)和观测事实类似,模式ENSO循环确实涉及了三种主要时间尺度过程即LF、QB和AC,其中LF为3-4年主周期振荡,QB占总方差10~20%;2)ENSO循环的正反馈机制是不稳定海气相互作用过程,且这一不稳定过程的发展在暖态中明显强于冷态;3)ENSO循环的负反馈机制在冷暖态中表现不同,在冷态消亡过程中,这种负反馈过程主要表现为西边界反射产生的时滞效应,但在暖态消亡过程中不存在类似的时滞效应,其负反馈过程主要表现为在海气耦合不稳定充分发展时伴随的赤道两侧冷水上翻过程的加强以及非线性过程的衰减作用抑制了不稳定的发展并最终使得系统回复至冷态;4)ENSO循环的3-4年主周期振荡是一非线性系统的自激振荡现象,其形成是线性系统的本征模即准两年振荡通过非线性机制产生的周期加倍所致,其中&单向性&大气辐合反馈加热过程对其形成至关重要;5)虽然年循环过程对ENSO循环形成没有本质影响,但它可明显影响ENSO循环的具体振幅和位相,使得ENSO对季节循环有明显的&锁相&特征,并且也使得ENSO循环在振幅大小和时间长短方面呈现出明显的不规则性。

It shows that the Taiwan topography influence on the movement and the central air pressure is salience. The topography force influence on the typhonic central intensity and unsymmertrical structure is very evident. The Taiwan topography is the primary reason for the low pressure in the windward mountain and high pressure in the leeward mountain. The topography is the primary reason for the peripheral precipitation reinfor4ce of the typhoon.

试验结果表明:台湾岛地形对台风&泰利&的移动路径和中心气压的影响不显著;地形的强迫作用对台风涡度场的中心强度和非对称结构有明显的影响;台湾岛地形是形成迎风坡诱生低压和背风坡诱生高压的主要因子;地形是台风外围降水加强的主要原因。

Clonidine (20ug/bilateral), an alpha agonist, produced similar effect as NA; while phentolamine (10ug/unilateral), an alpha antagonist, brought about an enhancement of AA, This phenomenon was observed in the acupuncture effective group, but not in the acupuncture uneffective one. However, propranolol (10ug/unilateral), a beta antagonist, had no effect on AA in these two groups.

结果表明,微量注射NA(0.5μg/单侧)能部分翻转针刺镇痛作用;α受体激动剂可乐定(20μg/双侧)也有同样作用;而α受体拮抗剂酚妥拉明(10μg/单侧)可以显著加强针刺有效组家兔的针刺镇痛作用,但对针刺无效组的痛阈无明显影响;β受体拮抗剂心得安(10μg/单侧)则对针刺有效或无效组的痛阈均无显著作用。

Due to food pressure, grain product in the western Jilin Province will be enhanced in the near future. Farmland areas in the area will be decreased slowly in the near future, but with the technique development of irrigation establishment, paddy areas and utilization amount of fertilizer and pesticides will be increased rapidly. So, the NPS pollution from farmland will be more serious. The main lakes in the areas such as Moon Lake and Qagan Lake have been polluted by N and P, and the content of salt in the Nenjiang River has been increasing since last 30 years. All of these show that the negative effects of NPS pollution in the area have been serious and should not be neglected by the scientific research and corresponding government management. To deal with the contradiction of agriculture development and water pollution, the trend of increasing paddy area and using amount of fertilizer, pesticide and herbcide in the western Jilin Province should be controlled. Also, the drainage of return flow from paddy should be controlled and return flow should be disposed with ecotechniques by use of the large areas of lakes and mires in the area. Through these measures, the quality of surface water could be protected and the degeneration of ecoenvironment in the area could be contained.

我国由于粮食压力,未来吉林西部的粮食生产还将进一步加强,随着种植业结构的调整,垦殖率会略有下降,但随灌溉设施的建设与完善,水田面积将进一步扩大,化肥、农药的用量还将快速增加,农业活动引起的非点源污染将更加突出,而研究区的主要湖泊月亮湖、查干湖目前已达中等富营氧化水平,嫩江水质的咸化趋势明显,因此农田非点源污染物的流失及其内流区外流化面积的增加对地表水体富营养化、咸化的作用愈来愈明显,农田非点源对地表水水质的影响已不容忽视,应引起社会的关注,为协调农业发展与水污染这一矛盾,吉林西部应遏制化肥、农药施用量增长过快和水田过度开发的势头,控制洗盐回归水的排放量,利用区内广泛分布的大量泡沼对农田径流和回归水进行生态处理,既保护了地表水的水质,又有利于生态环境的改善。

Mercury contents in the polluted rivers and soils are usually high when it is high in the goldmine wastewater and tailings debris. Because the environment polluted by mercury is very difficult to recover and some biology can highly enrich mercury in their bodies, it is necessary to strengthen manage the tailings debris and ban amalgamation process and the low technique individual gold digger.

金矿废水废渣中汞含量高,则受其污染的河流和土壤中汞含量也相应较高,由于环境汞污染的永久性和难修复性,以及某些生物对环境中的汞有富集放大作用,因此除了加强对已产生的尾矿渣的管理外,还应该坚决取缔混汞法和技术水平低下的个体采金行为。

The weather of Yunnan-Guizhou Plateau is greatly impacted by the emergence of the Ferrel cell, which is resulted from the lifting effect of Tibetan Plateau and the southward anomaly of the Hadley cell.

青藏高原的抬升作用与Hadley环流偏南导致Ferrel环流的生成、加强对云贵高原的天气有重大的影响。

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