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发明名称
METHOD FOR EVALUATION OF NITROGEN AVAILABILITY IN SOIL
摘要
申请公布号
SU1718113(A1)
申请公布日期
1992.03.07
申请号
SU19894775884
申请日期
1989.12.12
申请人
TSENTRALNO-CHERNOZEMNYJ VNII UDOBRENIJ AGROPOCHVOVEDENIYA IM.D.N.PRYANISHNIKOVA
发明人
AKULOV PETR G,SU;DOMANOV NIKOLAJ M,SU;NIKITIN VALENTIN V,SU
分类号
G01N33/24
主分类号
G01N33/24
代理机构
代理人
主权项
地址
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