发明名称 |
Topdressing method and apparatus therefor |
摘要 |
A method of and apparatus for performing a topdressing operation on an agriculture field have been provided. The method comprises the steps of: individually and continuously taking pictures of crops planted on a field to obtain crop picture data; processing the crop picture data of each crop to investigate the growing state of each crop; performing a topdressing operation in view of the growing state of each crop. The apparatus comprises a movable main body such as a tractor; a topdressing device provided on the rear side of the movable main body; a video camera provided on the front side of the movable main body; a picture data processing computer adapted to process picture data fed from the video camera so as to measure the leaf size of each crop; a topdressing operation controlling computer adapted to produce a command to the topdressing device to control an amount of a fertilizer to be applied to a crop.
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申请公布号 |
US6750898(B1) |
申请公布日期 |
2004.06.15 |
申请号 |
US20000503724 |
申请日期 |
2000.02.15 |
申请人 |
INCORPORATED ADMINISTRATIVE AGENCY;NATIONAL AGRICULTURE;BIO-ORIENTED RESEARCH ORGANIZATION |
发明人 |
ISHIDA SHIGEKI;TOYODA MASAKAZU;MASUDA KINYA |
分类号 |
A01G7/00;A01B79/00;A01C21/00;A01C23/04;G06T1/00;H04N7/18;(IPC1-7):H04N7/18;H04N9/47 |
主分类号 |
A01G7/00 |
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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