赵秉强-高效肥料-农业绿色增产解决方案

高效肥料：农业绿色增产解决方案Efficiency Fertilizer: The Solution for Green Production of Agriculture Team of New fertilizer and Fertilization Research, the Institute of Agricultural Resources and Regional Planning(IARRP), CAAS, MARAProf. Bingqiang ZHAO TEL: (+86)010-82108658(O)/ (+86)13911670612(M) E-mail: zhaobingqiang@caas.cn 1.高产施肥环境矛盾严重制约土壤可持续利用和农业绿色发展！常规化肥：高投入-高产出Conventional Fertilizer: High Input-High OutputWheat yields respond to different N application rates for 6 yrs (2007-2012) (Zhao Bingqiang, Tang Jiwei et al. 2012)NO3--N concentration in soil profile of different input rate of N fertilizer ( B.Q Zhao et al. 2012)Crop yields and nitrate leached from the Broadbalk Experiment (Powlson D et al. 2006) 常规化肥：高投入-高产出-高环境风险Conventional Fertilizer: High Input-High Output-High Environment Risk高效肥料：低投入-高产出-低风险Efficiency Fertilizer:Low Input-High Output-low Environment Risk提供营养→改善营养：等量增产、减量增产，减量不减产处 理产量（g/pot）比U增（%）处 理减N（%）比U增（%）U64.26-U0-N-HAU170.509.7F-HAU1112.0N-HAU272.6113.0F-HAU2