西北干旱区 northwest arid area ; northwest arid zones of china ; arid area of northwest china
西北干旱地区 northwest drought district
西北干旱区成因 forming causes of northwest china drought area
西北干旱内陆区 the arid inland region in northwestern china
西北典型干旱区 Typical arid region in Northwest China
西北干旱荒漠区 West North Desert of China
西北干旱荒漠区特征 the arid deserts area in North-West China
The influences of the material and sealed type of ML on evaporation value are also obvious. In detail, the unsealed ML made with PVC is better for evaporation measuring in arid area of Northwest China.
ML的制作材料和是否封底对蒸发测量也有显著影响,在西北旱区,采用PVC不封底的ML较好。
参考来源 - 不同类型微型蒸发器测定土壤蒸发的田间试验研究It can also raise plant the ability of resist pathogen. The study on the ecology of symbiosis relationship between AMF and dominant plants in China northwest arid region will supply the technology of mycorrhizal for arid ecology recovery and rebuild.
开展西北旱区优势植物类群与AM真菌共生的生态学研究,以期为利用菌根技术进行干旱生态系统土壤与植被恢复和重建提供依据和技术支持。
参考来源 - 西北旱区三种优势植物AM真菌生态分布研究·2,447,543篇论文数据，部分数据来源于NoteExpress
西北干旱区，为典型的内陆干旱气候。
四川西北部有理县等18个县属于干旱区或半干旱区，具有安哥拉山羊所要求的生态条件，可供引种时选用。
There are 18 counties in North-West Region of Sicbuan possessing the ecological factors that are necessary to the Angora goat and could be selected for the introduction.
黑河中游是我国西北干旱区开发历史较早，绿洲化程度较高的第二大内陆河流域。
The middle reaches of Heihe river is the second largest inland valley in the arid region of northwestern China.
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