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单词
organic cultivation
释义
organic cultivation
Encyclopedia
农学
有机栽培
释
organic cultivation
有机栽培
在作物栽培种植及整个生育过程中完全使用自然原料,包括种子、土壤、施肥和害虫草害控制等,即在作物栽培生产中不使用任何化学合成的肥料、农药、生长调节剂,也不采用基因工程和离子辐射等其他辅助技术,而是遵循自然规律,采取农艺、物理和生物方法培肥土壤、防治病虫害,从而获得安全的作物产品的农业栽培生产体系。
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time of flight diffraction
time-of-flight-diffraction ultrasonic test instrument
time of flight mass spectrometer
time-of-flight mass spectrometer
time of flight mass spectrometer (TOFMS)
time-of-flight mass spectrometer (TOFMS)
time-of-flight method
time-of-flight separator
time-of-flight separator of isotopes
time-of-flight spectrometer
time of flight technique
time of flight (TOF)
time-of-flight, TOF
time of forensic expertise
Time of Indifference
time of launch perparation
time of light
time of periastron passage
time of perihelion passage
time of reception
time of relaxation
time of repose
Time of the beast
time of transmission
time-optimal
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