农业的

By introducing cybernetics into water resource research, critical cybernation and mathematic representation are presented, at the premise of improving agricultural utilization water efficiency, effective method of agricultural utilization water control is used, which provide scientific ground for rational distribution of Yellow River water.

5将控制论引入到水资源研究中，创造性的提出了临界控制及其数学表达，提出以提高农业用水效率为前提的农业用水控制的有效途径，为黄河水量合理分配提供了科学依据。

Considering the status quo of tourism agriculture in china, the article analyses carefully the factors which influence agricultural tourism and point out some pertinent measures in order to present a reference of deci- sions and action to...

本文从当前我国旅游农业开发现状的认识，及中国实际情况出发，详细分析了影响我国旅游农业发展的阻碍因素，并且提出了相应的开发措施，为有关部门和相关人员提供决策依据和行动参考。

According to the climate data observed by 19 weather stations in Hexi corridor from 1960 to 2005, the annual and seasonal agricultural climate resources, including light, heat and water and so on, are diagnostically analyzed by using the method of climate changing tendency, and the abrupt changes of critically agricultural resources factors are analyzed by approach of Mann-Kendall.

以1960~2005年河西走廊地区19个气象站46年的气候资料为基础，运用气候变化倾向率方法对该地区年及春、夏、秋、冬四季的光、热、水等主要农业气候资源要素进行诊断分析，并应用Mann-Kendall方法对主要农业气候资源要素的突变性进行了检测和分析。

This article recalled the divarication of paths and speed in the socialist reconstruction of agriculture, analyzed the reasons of the error in the socialist reconstruction of agriculture and concluded history experiences in order to give lessens to socialist reform nowadays.

全文回顾了在农业社会主义改造途径和速度认识上的分歧，分析了农业社会主义改造途径上出现分歧的原因，以及在速度上出现过快的原因，并总结历史经验。

According to the present situation of dry farming research and practice, it is thought that in order to increase the dry farming yield, the water-retaining materialmust be scientifically applied to bring it into fullplay.

通过对旱地农业研究和实践现状的分析，认为高分子保水材料的科学应用和充分发挥其效能，是解决旱地农业增产问题的重要发展方向。

The main factors that affect the agricultural credit demand have been found by the empirical analysis and econometrics method.

本文的创新点主要包括：(1)提出了中国农业信贷市场的分析框架及农业信贷市场化发展的基本政策取向。

The important reason for ecological degradation in northern farming-pastoral ecotone is unreasonable and too intensive utilization of field water.

不合理的土地利用方式与利用强度导致农业用水不合理是造成北方农牧交错带生态退化的重要原因，适度开发利用农田水分是当前发展农业生产和重建生态系统的关键。

As the most important economic center in the west China and Changjiang River upper reach ,Chongqing must develope ecotype urban agriculture , which is the only way to realize mo...

作为中国西部和长江上游最大最重要的经济中心的重庆市，发展生态型都市农业，是实现农业现代化的必由之路。

Further analysis shows that there exists a problem of distortion of statistical data concerning enumeration of rural area population and non-rural area population.

通过进一步分析表明，我国农业人口与非农业人口统计存在失真的问题。究其原因，竟是未按劳动者所从事的职业性质及其供养人口来划分农业人口和非农业人口的后果。

Guangzhou, reputed as "Floral City" with trees and other plants evergreen and everblooming is a key tourist city of our country, and has a great number of historical sites and over 12O units with historical relics Drotected by the state, the province and the city respectively, and among them the Southern Yue King Tomb, Guangxiao Temple, the Six-Banyan Temple and Huaisheng Temple are more than 1,000 years old.

农村经济全面发展，在从传统农业向现代农业转化中形成了以生产鲜活农副产品为重点的城郊型格局；工业经济快速增长，以市场为导向，逐步形成了一个以轻加工工业为主，重工业有一定基础，配套能力较强，技术设备较为先进，外向型经济初具规模的工业生产体系；商贸、金融、旅游、信息等第三产业发展迅速，占国内生产总值的比重明显提高。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。