| 发明名称 |
SUBSTRATE FOR HYDROPONICS |
| 摘要 |
<p>The invention relates to a substrate for soil-less culture, composed of inorganic fibres. …<??>The substrate according to the invention has limited dimensions and is used for the culture phase which corresponds to the development of the young plants. This substrate has the general shape of a parallelepiped and is provided on its bottom face with projections having a small surface area, which isolate the substrate from the ground on which it rests. …<??>The substrate according to the invention allows the culture conditions to be improved. …<IMAGE>… </p> |
| 申请公布号 |
PL163302(B1) |
申请公布日期 |
1994.03.31 |
| 申请号 |
PL19900284375 |
申请日期 |
1990.03.19 |
| 申请人 |
ISOVER SAINT-GOBAIN |
发明人 |
DE GRAAF MARTIEN;VOS JACQUES;PLANTARD DOMINIQUE |
| 分类号 |
A01G1/00;A01G31/00;(IPC1-7):A01G31/00 |
主分类号 |
A01G1/00 |
| 代理机构 |
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| 地址 |
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