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发明名称
METHOD FOR DETERMINATION OF SWAMPING LEVEL OF ARABLE SOIL
摘要
申请公布号
SU1730583(A1)
申请公布日期
1992.04.30
申请号
SU19894761973
申请日期
1989.11.24
申请人
LE SELSKOKHOZYAJSTVENNYJ INSTITUT
发明人
KOZYREV FEDOR N,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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