自然地理

The southern part of Kuche County is located to the south of Tianshan Mountain, the edge of diluvial fan and the area of alluvial plain.

自然地理概况库车县南部地区位于天山南麓、塔里木盆地北部的渭干河洪积扇扇缘及冲洪积平原地区，北距天山约120km，南距塔里木河10余km。

The physical geography environment, the forming and distributing of the water resource in Ali area of Tibet are analyzed, basing on the difference of the groundwater resource forming environment, the water circulation system can be divided into alluvium and diluvium groundwater of rivervale in south and flows-in lake basin groundwater in north.

成都理工大学环境与土木工程学院，成都610059中文摘要：分析了西藏阿里地区自然地理环境、水资源形成和分布及其利用状况，基于区内地下水资源形成环境条件的差异，本区地下水资源体系可分为南部河谷冲洪积层地下水系统和北部内流湖盆地下水系统。

Ethnologically, this paper reveals geographical conditions of Zuojiang Valley , composition and historical changes of nationalities, economic and cultural types, general visage and characteristics of culture, etc.

本文从民族学的视角，揭示左江流域的自然地理环境、民族构成及其历史变迁、经济文化类型、文化总体面貌及文化特征、史前以来的重要历史文化遗存以及作为文化表征的丰富多彩的民族传统文化等。

By that decade,"geology" and "geognosy" were coming into use, along with such older terms as "mineralogy" and "physical geography," the latter now being redefined as fields subordinate to geology.

到18世纪90年代，"地质学"和"地质构造学"开始使用，与更早的术语如"矿物学"、"自然地理"等一起使用，后者现在重新定义成了地质学的分支领域。

Research activities at the Physical Geography department in Utrecht before then had mainly focused on geomorphology.

在乌得勒支自然地理部门在此之前的研究主要地貌有重点的活动。

However, different geographical location, the unbalance of regional development, the special characters of plan economy and the gradualness of reform and open to the world were the two cities different developmental background.

但是，不同自然地理条件、半殖民地化的地域差异、计划经济的战略走向和改革开放的渐进性特征是20世纪北京、上海发展背景的差异。

Art had been an important part of the ancient Egyptian civilization and the ancient Egyptian art produced out of the Nile environment were uniquely characterized, with the styles of symmetry, equilibrium, heavenliness, practicability, perfectness, realisticness and symbolization closely tied to the geographical and human environment of the river.

艺术是古埃及文明的重要组成部分，闪烁着人类文明的光芒。在尼罗河环境下孕育出的古埃及艺术，展现了独特的风格。古埃及艺术所体现出来的对称性、平衡性、神圣性、实用性、完美性、写实性、象征性等风格，都与尼罗河的自然地理环境和人文环境息息相关。

Based on the eco- environment function, confirmed the constitution of eco- environment water demand(including the inside of the watercourse.and the ecological water demand of the outside of the watercourse such as ecological water demand of economical crop, of lake or reservoir and of cities.).③Analyzing the physical geography, hydrography, economy characteristic and water resource status, getting the proper calculation method. The Tennant applied to the eco- environment water demand of inside of the watercourse, woodland minmum eco- environment water demand calculation method applied to the eco- environment water demand of woodland, water ration method applied to farmland the eco- environment water demand, water evaporation method applied to the reservoir eco- environment water demand.

本文以流域生态环境需水为主要研究对象，因此重点阐述了流域生态环境需水量的分类和计算方法；②通过分析流域生态系统构成与流域生态环境功能，并分时段和河段考虑，确定了桃花江流域生态环境需水量的组成，即包括维持现状河道生态环境功能现状的现状生态环境需水量与流域生态环境改善的生态环境需水量，前者包括河道内生态环境需水量(维持河道基本生态功能需水量、维持河道自净稀释功能需水量、补充地下水水量及美化流域景观娱乐需水)与河道外生态环境需水量(流域内植被、森林、农田的需水量和与河道相连的池塘、水库等的需水量)；后者还包括为治理改善流域生态环境而拟规划林业生态建设所需水量；③对桃花江流域的自然地理、水文地质和社会经济特征以及水资源现状及其主要生态环境问题进行了综合分析，提出了适合桃花江流域的生态环境需水量计算方法，即采用Tennant法计算河道内生态环境需水量，采用林地最小生态环境需水量法计算林地生态环境需水量，采用需水定额法计算农田生态环境需水量，采用水面蒸发法计算水库、池塘生态环境需水量。

Part I, has discussed the local culture background there existing in section Yifan festivals , that ceremony tradition sets forth the natural environment , clansman , ancestral hall and tradition ceremony about four aspect respectively from the culture inquiring into the physical geography environment , the Mulao Minority living in the Guangxi Zhuang Autonomous Region Kultur , holding the region , the Mulam Minority living in the Guangxi Zhuang Autonomous Region according to the biography that Yifan festivals has been that the Mulao Minority living in the Guangxi Zhuang Autonomous Region "saves the basis being able to be existed and lasted Yifan festivals ".

第一部分，论述了依饭节存在的本土文化背景，分别从调查点的自然地理环境、仫佬族社会组织、依饭节的传承场域、仫佬族的文化仪式传统四个方面来阐述自然环境、宗族、祠堂以及传统仪式是仫佬族"依饭节"得以生存和延续的根基。

Historically, the instability of northern nation on horse outside of Great Wall origins from the labilization of northern atmosphere, while the stability of southern nation origins from the plantation.

认为这一现象同历史上的南北生产形态有潜在的联系，历史上长城以外的北方民族在马背上的流动性源自于北方自然地理环境的多变性，而南方的农耕形式决定了其居住、生产形式的固定性。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。