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发明名称
Verfahren zur biologischen Untersuchung der Bodenfruchtbarkeit durch Pruefung des Bodens auf Vorkommen bestimmter Bodenorganismen, z. B. Azotobakter, sowie Untersuchungsaggregat zur Durchfuehrung des Verfahrens
摘要
申请公布号
DE853834(C)
申请公布日期
1952.10.27
申请号
DE1951H008555
申请日期
1951.05.19
申请人
HOLZWEISSIG WILHELM
发明人
HOLZWEISSIG WILHELM
分类号
G01N33/24
主分类号
G01N33/24
代理机构
代理人
主权项
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