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春季施肥
释义
春季施肥
Encyclopedia
农学
春季施肥
释
spring fertilization
春季施肥
春季根据作物需肥特性开展的施肥活动。即春玉米、春小麦等各种春播作物,进行春季育苗、移栽的果树和播种的蔬菜,冬小麦、冬油菜等越冬作物,以及越冬后的果树和大棚蔬菜等,春季需根据土壤养分供应情况和作物养分需求规律,结合整地施用基肥或种肥,或进行追肥。
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ultraviolet transmitting optical glass
ultra violet(uv) image intensifier
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ultraviolet-visible absorption analysis for pharmaceutics
ultraviolet visible absorption spectrometry
ultraviolet-visible absorption spectrometry
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ultraviolet-visible light detector
ultraviolet visible spectrophotometer
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ultraviolet-visible spectrophotometer
ultraviolet visible spectrophotometry
ultraviolet-visible spectrophotometry
ultraviolet warning device
ultra-voilet photography
ultraweak
ultraweak operator topology
ultraweak topology
ultra-white
ultra wide angle lens
ultra-wideband
ultra wideband antennas
ultra-wideband antennas
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