Wireless systems on farmland will measure temperature and humidity and control irrigation systems.

农田里的无线电系统能测量温度和湿度，同时控制灌溉系统。

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This paper introduced the technology of rice control irrigation and analysed water saving and increasing production mechanism.

介绍了水稻控制灌溉技术，并对该技术节水增产机理进行了分析。

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Theoretical analysis of local-control irrigation, i. e. , non-pressure underground irrigation, is conducted, and soil water movement equation is presented.

对局部控水灌溉（无压地下灌溉）技术从理论上进行了分析，并给出了其土壤水分运动方程。

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Among these, Brazil is exceptional in that many of its dams also serve to control river levels and provide irrigation, thus making them hard to regulate satisfactorily if privatised.

ECONOMIST: Brazil's energy crisis

Syria will reach the limit of food self-sufficiency in 10-35 years, depending on the effectiveness of its measures to improve irrigation efficiency and agricultural yields, and to control population growth.

ECONOMIST: Letters

Too much of this irrigation water is lost to evaporation, the water coverage is hard to control and wasted runoff can occur.

CNN: X-rated yards save the environment