旱作农业 （ dry farming ）是指在降水量偏少、有水分胁迫而无充分灌溉条件的半干旱和半湿润偏旱地区，主要依靠天然降水从事农业生产的雨养农业（rained f...
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... dry desert raw soil 干旱漠境粗质土 dry farming 旱地耕作 dry farmland cultral vegetation 旱地栽培植被 ...
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Dry farming techniques 旱作农业技术
dry farming techniques system 旱作农业技术体系
dry farming and Abandoned Farmland 旱作农田及弃耕地
dry farming agricultural areas 旱作农业区
dry-farming 旱作条件
dry farming soil 旱作土
dry farming land 旱作农田
dry-farming soil 旱作土壤
N a system of growing crops in arid or semiarid regions without artificial irrigation, by reducing evaporation and by special methods of tillage 旱作农业
Thismethod is also suitable for monitoring drought and estimating yield loss of wheat in dry farming areas in northwest of China.
该方法适用于中国西北旱作小麦的干旱监测与灾损评估。
The study results may bear very important theoretical meaning and practical value to the agro production of the vast dry farming areas.
研究结果对于广大旱区农业生产具有重要理论指导意义和实践应用价值。
The Haidai region, which lies in the lower Yellow and Huai River Valley, was mainly a millet planting dry farming area in the early Neolithic period.
地处黄淮下游的海岱地区，新石器时代偏早时期是以种植粟类作物为主的旱作农业区。
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