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发明名称
微生物肥料浓缩菌种粉及其制造方法
摘要
本发明公开了一种新型微生物肥料菌种剂制造方法的新工艺,即将产芽孢的固氮菌、磷细菌和钾细菌培养发酵后经板框过滤机脱水,再在低于80℃的热风中干燥制成浓缩芽孢粉。用此法制成的菌种粉含芽孢浓度高(100亿个/克)、工艺简单、成本低、经济有效、耐贮存、运输方便,可集中生产菌种供应各地微生物肥料厂,大大减少乡镇企业菌肥厂对菌种生产的投资,利于微生物肥料的发展和推广应用。
申请公布号
CN1139092A
申请公布日期
1997.01.01
申请号
CN96104890.5
申请日期
1996.05.15
申请人
祁弘;陈廷伟
发明人
祁弘;陈廷伟
分类号
C05F11/08;C12N1/20
主分类号
C05F11/08
代理机构
代理人
主权项
1.一种将微生物肥料菌种剂浓缩加工制成菌种粉的方法,其特征在于将菌种培养发酵成芽孢,经板框过滤机脱水浓缩,再在低于80℃热风中干燥成芽孢粉(100亿个/克)。此法适用于所有能产芽孢的微生物肥料菌种,包括固氮芽孢菌、磷细菌和钾细菌等。
地址
100081北京市中国农业科学院内29号楼308
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