半干旱的

The product is particularly well suited to the development of agriculture and animal husbandry, reforestation, gardening and landscaping, flora-cultivation, anti-desertification in arid and semi-arid areas.

该产品尤其适用于干旱及半干旱地区的农牧业生产、植树造林、园林绿化、花卉种植及土地荒漠化治理。

The management of arid and semi-arid areas.

指对干旱和半干旱地区的管理。

Alectoris magna and Alectoris chukar are all the indicated birds of arid and semi-arid environment in northern China.

大石鸡和石鸡是我国北方干旱、半干旱荒漠环境的指示鸟类，前者是我国特有种，分布区狭窄，后者是广布种，亚种分化众多。

Combining optimization design with CAD and automatizing completely the process of design have become a important development trend in design method field.A new-style ditcher for sluice and keeping soil humidity is a rotary, discontinuous ditcher. It mainly used in arid and semiarid area, dig pits to sluice in sloping field, meadow, fallow and wasteland.

新型蓄水保墒机具是一种旋转式间断开沟机，主要用在干旱半干旱地区，通过在坡地(＜15°)、草地、休闲地及不能及时耕种的撂荒地上开挖一些小坑来蓄积雨水，使雨水渗到地下，被作物自由吸收利用或补充地下水。

Dry farming; dryland farming A system of producing crops in arid and semiarid regions without the use of irrigation.

旱地耕作法指一种在干旱或半干旱土地上不使用灌溉方法生产作物的耕作制度。

Dryland management: The management of arid and semi- arid areas.

旱地管理：指对干旱和半干旱地区的管理。

Many countries in arid and semiarid areas have attached much importance to it since it started in the 1930's.

从20世纪30年代兴起后，受到世界上干旱和半干旱地区各国家的重视。

Drought and water shortage are worldwide problems in 21st century. Controlling of soil water evaporation and collecting of aerial water have become significant approaches to improve water shortage in droughty region.

干旱缺水已成为21世纪和未来的世界性难题，减少土壤水分蒸发、收集空气中的水分，已成为缓解干旱、半干旱地区水资源紧缺的重要途径。

Drought has seriously influenced agricultural development because there are 20310 million square miters area under cultivation in the west half arid and arid ecology area which is 51.5% of total cultivation area in JiLin province.

吉林省西部干旱、半干旱生态区现有耕地面积203.1万hm2，占全省耕地面和的51.5％，干旱严重地影响了农业的发展。

Propylaea japonica is one of important predatory natural enemies in arid and semi-arid area China, especially those preying on younger larvae and eggs of insect pest in orchards and cotton fields.

龟纹瓢虫Propylaeajaponica是我国干旱、半干旱地区农林果蔬生产中重要的捕食性天敌之一，尤其在夏季高温、干旱的情况下，对果园、棉田的幼龄害虫和卵的捕食作用非常明显。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。