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发明名称
IRRIGATION METHOD
摘要
<p>Large crop areas are irrigated, for instance by pivot irrigation, by being sprayed with water into which a substantially stable dispersion in a liquid of water soluble polymer particles has being metered at a predetermined low rate.</p>
申请公布号
WO1998057531(A1)
申请公布日期
1998.12.23
申请号
GB1998001763
申请日期
1998.06.17
申请人
发明人
分类号
主分类号
代理机构
代理人
主权项
地址
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