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生物制剂的应用是将筛选纯化或工程化的微生物大量培养施入土壤或植物体上，使其在土壤中或植物体内定居和繁殖、改善土壤或植物体生态环境的一项生物技术。１９９７～１９９８年我们对①生物钾肥（黑龙江省绥化生物制剂厂生产）；②土壤磷素活化剂（哈尔滨埃格瑞公司生产，原
The use of biologics is a biotechnology that involves the screening of purified or engineered microorganisms for cultivation in large quantities in soils or plant so that they colonize and multiply in the soil or in plants and improve the ecological environment of soil or plant. 1997 ~ 1998, we ① biological potassium fertilizer (Heilongjiang Suihua biological preparation plant production); ② soil phosphorus activator (produced by Harbin Egger, the original