drought belt是什么意思

网络释义

用法例句

Reasons of rural drinking water security in drought belt in Middle Ningxia and countermeasures;

宁夏中部干旱带农村饮水安全问题成因及对策

Experiments with the Site-preparation Afforestation of Pinus radiata D.Don in Arid areas;

干旱地带辐射松整地造林研究

Tests in Green Manuring under Young Forest of Platycladus orientalis in Arid Areas;

干旱地带侧柏幼林地绿肥种植研究

A Trial Report on the Application of DBOL to Afforestation of Prunus armeniaca in Arid Areas;

干旱地带应用DBOL保水剂营造山杏的试验研究

Reasons of rural drinking water security in drought belt in Middle Ningxia and countermeasures;

宁夏中部干旱带农村饮水安全问题成因及对策

Status and Countermeasures of Special Agricultural Products in the Middle Dry Area of Ningxia;

宁夏中部干旱带特色产业发展现状与对策

Grassland livestock industry development measures for the middle arid region of Ningxia;

宁夏中部干旱带草地畜牧业发展措施的研究

The Study of Central Ningxia Arid Zones s Desertification System Based on Component GIS;

基于组件式GIS的宁夏中部干旱带荒漠化系统研究

An Analysis on Problem and Obstacle of Facility Agriculture Development in the Middle Arid Region and the South Mountain Region of Ningxia;

宁夏中部干旱带和南部山区设施农业发展面临的问题与障碍分析

Analysis of water price bearing capability for rural drinking water safety engineering consumer in Ningxia arid areas;

宁夏干旱带农村饮水安全工程用户水价承受能力分析

arid transition life zone

【生态】干旱过渡生物带

Determination of thermal parameter of aerated zone in the arid and semi-arid region

干旱半干旱地区包气带热参数模型研究

any of various terrestrial ferns of the genus Cheilanthes; cosmopolitan in arid and semi-arid temperate or tropical regions.

碎米蕨属的陆生植物；生长于全球干旱和半干旱温带或热带地区。

Located in an arid and semi-arid area, Ningxia is one of the weakest ecological systems in China.

宁夏地处干旱半干旱地带，是全国生态系统最脆弱的省区之一。

Experimental Study on Rainfall Harvesting and Microcatchment Model for Ecosystem Construction in the Transitional Zone between Semiarid and Arid Region;

干旱半干旱过渡带雨水集流实验与微型生态集雨模式

International Crops Research Institute for the Semiarid Tropics

国际半干旱热带作物研究所(半热作物所)

Technology Transfer on Selected Food Crops for the Semi-Arid Tropics

半干旱热带地区特定粮食作物的技术转让

The CO_2 Flux of Soils and the CO_2 Concentration of Surface Layer at Arid Region in Temperate Zone;

温带干旱地区近地层CO_2浓度和土壤CO_2通量

Coupled Modeling and Controlling of Water and Salt Transport in the Unsaturated-saturated Zone in an Arid Salinization Region

干旱盐渍区非饱和—饱和带水盐耦合模拟与调控

Characteristics of Vegetation Degradation at the Ecotone of Mountain Forest and Dry Valley

山地森林/干旱河谷交错带植被退化特征

The Research on the Agro-ecosystem Productivity Development in the Ecotone in Dry-semidry Area between Agriculture and Pasture in North China;

北方干旱、半干旱农牧交错带地区农业生态系统生产力开发途径研究

Feasibility and Prospect for Developing Alfafa Industrialization in Farming-livestock Integrated Region of Northwestern Arid and Semiarid Area;

西北干旱半干旱地区农牧交错带发展苜蓿草业的可行性及前景分析