lysimeters造句

• The three lysimeters constructed at king s park are built of brick and surfaced in cement plaster with short grass turfed on top
  设于京士柏的三个蒸散量测定装置用砖建成，表面再涂以水泥。
• The three lysimeters constructed at king s park are built of brick and surfaced in cement plaster with short grass turfed on top
  设于京士柏的三个蒸散量测定装置用砖建成，表面再涂以水泥。上面种满短草。
• Therefore, an experimental study has been conducted on summer maize planted in field and lysimeters under a rain shelter for three years to solve the problems
  为此，本文针对上述问题，以夏玉米为试验材料，在大田和防雨棚下测坑内开展了三年的试验研究。
• Experimental study was performed to determine the moderate water deficit effect and physiological irrigation index of tobacco with lysimeters by controlling the lower limit of soil water content
  摘要为确定烟草的适度亏水效应及烟草水分生理灌溉指标，进行了烟草蒸渗仪试验，通过控制土壤水分下限研究烟草的适度亏水效应。
• In the third chapter, the ratio of soil evaporation to crop transpiration under different furrow irrigation ways adopted in summer maize field was analyzed by using the measured data in lysimeters
  与固定隔沟灌相比，交替隔沟灌土沟的干湿交替循环不会使根区部分土壤出现长期极度干燥的情况，因此对作物根系的生长和吸收比较有利。
• In the topic 1, utilizing the natural lysimeters and drainage region in wudaogou station, based on expriment and imitation methods, frist the hydrology effect of drainage has been analyzed, and then the index of water logged farm drainage and suitable ground water level have been provided . on the theory of darcy rule and farm hydrodynamics, the standard and pattern and empirical formula of farm drainage system have been presented as well, and provide scientifically foundation for drainage planning
  在农田排水技术研究中，利用五道沟实验站地中蒸渗仪和排水试验区，采用试验法和动态模拟法，分析了排水工程的水文效应，提出了农田排渍标准和作物适宜的地下水位埋深，采用达西定律和农田水动力学原理，提出了农田排水系统的规格、布置方式及经验公式，为排水工程规划提供依据。