黄淮海地区
- 网络huang-huai-hai region;huang-huai-hai area;huanghuaihai region
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黄淮海地区植被活动对气候变化的响应特征
Vegetation Activity Responses to Climate Change in the Huang-Huai-Hai Area Based on GIMMS NDVI Dataset
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黄淮海地区为我国重要的农业区。
Huang-Huai-Hai region is the most important agricultural area in China .
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黄淮海地区典型农业土壤中六六六(HCH)和滴滴涕(DDT)的残留量研究Ⅱ.空间分布及垂直分布特征
Residues of HCH and DDT in typical agricultural soils of Huang-Huai-Hai plain , china ⅱ . spatial variability and vertical distribution of HCH and DDT
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结果表明在官方禁用20多年后,HCH和DDT在黄淮海地区0~100cm土壤剖面的含量在绝大部分地点已经降至安全水平。
The results indicated that HCH and DDT residues in 0 ~ 100 cm soil profiles had declined down to safety level in most sites 20 years after the official ban .
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在对SEBS模型的有关参数进行订正的基础上,利用MODIS遥感数据结合地表气象观测数据,对黄淮海地区地表能量通量进行了估算。
After calibrating the model of SEBS ( surface energy balance system ) according to the in-situ parameters in the study areas , the land surface fluxes over the Yellow-Huaihe-Haihe River regions in northern China has been estimated by using MODIS data and meteorological observations .
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我国黄淮海地区节水农业发展态势分析
Trend Analysis of Water-saving Agriculture of the Huang-Huai-Hai Region in China
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玉米是我国第二大作物,我国主要的玉米主产区是在东北三省、黄淮海地区及西南地区。
In China , maize is the second largest grain crop .
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黄淮海地区棉花生产管理系统
A cotton production management system for the Huang-Huai-Hai region in China
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黄淮海地区&熟与两熟制生产力的研究
Studies on the productivity of single and double cropping in Huang-Huai-Hai Plain
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黄淮海地区大豆品种遗传改进
Genetic improvement of main characters of Soybean Cultivars in the Huang-Huai-Hai Valley
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黄淮海地区夏玉米田一年生杂草的生态经济防治阈期研究
Eco-economic threshold period for controlling weeds in summer maize field of Huang-Huai-Hai region
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黄淮海地区乡村发展研究
A research on the rural development in Huang-Huai-Hai region
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黄淮海地区冬小麦光合作用参数的取值范围
Range of Parameter Values in Photosynthesis Model of Winter Wheat in Huang-Huai-Hai Areas
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2004-2005年黄淮海地区冬小麦冻害成因分析
Cause analysis of frost damage to winter wheat in Huang-Huai-Hai plain during 2004-2005
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黄淮海地区冬小麦生产力时空变化及其驱动机制分析
Spatial-temporal Evolution and Driving Forces of Winter Wheat Productivity in the Huang-Huai-Hai Region
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黄淮海地区玉米田蓟马发生与防治研究现状
Present Situation of Occurrence and Control Research on Thrips in Cornfield in Huang-Huai-Hai Region
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黄淮海地区农用地利用集约度及其时空分布
Intensive Degree and Spatial-Temporal Distributions of Agricultural Land Use over the Huang-Huai-Hai Region of China
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黄淮海地区社会经济空间分异及集聚发展模式
The Spatial Analysis of Socio-economic Difference and its Agglomeration Development Strategy Model in Huang-Huai-Hai Region
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黄淮海地区农业生态经济系统能值分析
Emergy Analysis of Agroecosystem in Huang-huai-hai Region
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黄淮海地区农田土壤有机质平衡的研究
A study on the organic matter balance in the soil of farmlands in the Huang-Huai-Hai Plain
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1988年以来,黄淮海地区农业综合治理开发已初见成效。
Since 1988 , the comprehensive management and development on agriculture of Huang-Huai-Hai plain has got initial effects .
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乡村经济功能分类的初步研究&以黄淮海地区为例
A preliminary study on the functional classification of rural economy & taking the Huang-Huai-Hai region as an example
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黄淮海地区湿地水生态过程、水环境效应及生态安全调控
Hydro-ecological Processes , Water-Environmental Effects and Integrated Control of Ecological Security for Wetlands in Huang-Huai-Hai Region of China
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区位、规模经济与技术创新活动的空间集聚黄淮海地区社会经济空间分异及集聚发展模式
Location , the Economy of Scale and the Agglomeration of Innovation ; The Spatial Analysis of Socio-economic Difference and its Agglomeration Development Strategy Model in Huang-Huai-Hai Region
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在黄淮海地区,流域灌溉水利用效率已经较高,完全依赖于提高灌溉用水效率也不能实现流域的灌溉水平衡。
As the Haihe , Huaihe and Yellow River basins have already achieved a fairly high level of irrigation basin efficiency , exclusive reliance on upgrading such efficiency is unlikely to achieve balance of irrigation water in these basins .
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预测结果表明:2000年前,1997年将是黄淮海流域地区最大的干旱年,不仅旱情重而且持续时间长;
The forecasting results show that before the year 2000,1997 will be the most severe drought year with not only severe drought damage but also long drought period .
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黄淮海平原地区地域广大,地势平坦、交通方便、劳力充足、水热条件较好,是农业主产区之一。
Huang-Huai-Hai plain is one of the main agriculture production regions with vast area , flat terrain , convenient traffic , abundant labor and good water and heat conditions .
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本文在对黄淮海平原地区的土壤盐碱化机制进行研究的基础上,结合某矿泉水基地纳污场土壤盐碱化的评价,提出了土壤次生盐碱化的时空预测模型和防治土壤次生盐碱化的措施。
Based on studies on mechanism of soil secondary salinization in Huang-Huai-Hai plain as well as assessment to soil secondary salinization in waste material processing place of some mineral water production base , paper put forwards time and spatial forecast model about soil secondary salinization and its controlling measures .
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中线和西线调水的基本方案。通过三条调水线路与长江、黄河、淮河和海河四大江河的联系,为华北地区供应农业、工业生产用水及生活用水。东线工程的供水范围是黄淮海平原东部地区。
The project will have three water diversion routes , namely the eastern route , middle route and western route .
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东线调水二程主要解决黄淮海平原东部地区缺水问题,主干线长1150公里。
The project , with the trunk line stretching 1,150 km , will mainly ease the water shortage in the east area of the Yellow-Huaihe-Haihe Plain .