| 发明名称 |
Method of cultivating crop. |
| 摘要 |
This invention relates to a method of cultivating crops in airpervious beds arranged one above the other whereby the space between two superjacent beds is screened and the pressure prevailing in said space is maintained at a given desirable value for a given period of time. |
| 申请公布号 |
EP0067492(A1) |
申请公布日期 |
1982.12.22 |
| 申请号 |
EP19820200738 |
申请日期 |
1982.06.15 |
| 申请人 |
SCHULTE & LESTRADEN B.V. |
发明人 |
LESTRADEN, JACOBUS WILHELMUS |
| 分类号 |
A01G1/04;A01G31/06 |
主分类号 |
A01G1/04 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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