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广东省国营团结农场农科所与茂名石油工业公司研究所协作,探索用炼油污水生化处理后的活性污泥作橡胶树肥料的试验,取得了初步效果。试验用的活性污泥是茂名石油工业公司污水场的污泥,其中含有机质58.3%、氮4.16%、钾0.123%、钙0.348%、镁0.172%,还含有硼、钼、铜、锌等微量元素,是很好的有机肥料。
In collaboration with the research institute of Maoming Petroleum Industry Co., Ltd., the research institute of Guangdong Provincial Solidarity Farm Agro-Science Institute has explored the experiment of using activated sludge after biochemical treatment of refinery wastewater as rubber tree fertilizer and achieved preliminary results. The activated sludge used in the experiment is sewage sludge of Maoming Petroleum Industry Co., Ltd., which contains 58.3% of organic matter, 4.16% of nitrogen, 0.123% of potassium, 0.348% of calcium and 0.172% of magnesium, and contains trace amounts of boron, molybdenum, copper and zinc Elements, is a good organic fertilizer.