| Original document(27 pages) Authorized document(27 pages) 中文版 |
An intelligent control system for drip irrigation and fertilizer application in greenhouse features that its fertilizer supply pipe, fertilizer mixing pipe, drip irrigation pipeline and fertilizer applying pipeline are communicated. Its control method includes acquiring analog information, setting up system parameters, judging if the manually intervention is necessary, quantitative and timing, or condition controlled irrigation and fertilizer applying program is to be used, executing, back flushing, restoring the system, and detecting relative parameters and equipment. |
Application Number
申请号 |
03104695 |
Application Date
申请日 |
2003.02.21 |
| Title 名称 |
Intellient control system for fertilization with mode of drop irrigation in greenhouse |
Publication Number
公开号 |
1430876 |
Publication Date
公开日 |
2003.07.23 |
| Approval Pub. Date |
2006.05.03 |
Granted Pub. Date |
2006.05.03 |
| International Classification 分类号 |
A01G9/24,A01G25/16 |
Applicant(s) Name
申请人 |
Tianjin Inst. of Hydro Science |
| Address 地址 |
300061 |
| Inventor(s) Name 发明人 |
Yang Wanlong, Zhang Xianrui |
| Attorney & Agent 代理人 |
du wenru |
| More information 更 多 信 息 |
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