优化配方施肥

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1996年青岛市共推广配方施肥面积568.3万亩,其中优化配方施肥265.8万亩;安排
生物钾肥、稀土、深层尿素、促丰宝、肥宝等10种新型肥料示范点35处,示范面积达2
万亩, 大田推广133.5万亩;安排微肥示范点18个,推广面积350万亩;秸杆还田面积517
万亩。