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发明名称
Hydroponic growth system
摘要
A hydroponic growth system comprising a wicking layer of beaded polystyrene foam to transport water to the bottom of containers on the top surface of the foam, preferably with a heating means under the foam.
申请公布号
US5224294(A)
申请公布日期
1993.07.06
申请号
US19910735842
申请日期
1991.07.25
申请人
E. I. DU PONT DE NEMOURS AND COMPANY
发明人
REED, JAMES R.
分类号
A01G27/04
主分类号
A01G27/04
代理机构
代理人
主权项
地址
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