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通过对天津市宝坻区主要农作物施肥现状的调查分析,从中查找出存在的主要问题,指导农民应用测土配方施肥技术,科学合理的施用配方肥,为农作物增产,农民增收提供技术支持。在采集样品的同时根据不同作物,详细了解其土壤状况、种植情况、施肥情况等信息。本次调查涉及宝坻区24个乡、镇、街道、706个行政自然村、5126个农户,通过调查分析,基本摸清了宝坻区主要作物小麦、玉米、棉花、水稻重施化肥、轻施有机肥,重氮、磷肥,轻钾肥、微肥,造成了肥料高投入与低产出的现状。提出大力推广测土配方施肥技术、秸秆还田技术,增施有机肥,补充钾肥和微肥。改变施肥方式和施肥时期,指导农民应用配方肥。
Through the investigation and analysis of the fertilization status of the main crops in Baodi District of Tianjin, the main problems existing in the investigation are analyzed and the peasants are instructed to apply the soil testing and formula fertilization techniques. The scientific and rational application of the formula fertilizers provides technical support for increasing the crop yield and increasing farmers’ income. Collecting samples at the same time according to different crops, learn more about the soil conditions, planting conditions, fertilization and other information. The survey involved 24 townships, towns and streets, 706 administrative villages and 5126 rural households in Baodi District. Through the investigation and analysis, the survey basically found out that the main crops such as wheat, corn and cotton in Baodi District re-applied chemical fertilizers and light-applied organic fertilizers , Diazo, phosphate fertilizer, light potassium fertilizer and trace fertilizer, resulting in the status of high input and low output of fertilizer. Proposes to vigorously promote the soil testing and fertilizer technology, straw technology, organic fertilizer, potassium and trace fertilizer. Change the mode of fertilization and fertilization period, guide farmers to apply formula fertilizer.