JPH0425761B2 - - Google Patents
Info
- Publication number
- JPH0425761B2 JPH0425761B2 JP28981085A JP28981085A JPH0425761B2 JP H0425761 B2 JPH0425761 B2 JP H0425761B2 JP 28981085 A JP28981085 A JP 28981085A JP 28981085 A JP28981085 A JP 28981085A JP H0425761 B2 JPH0425761 B2 JP H0425761B2
- Authority
- JP
- Japan
- Prior art keywords
- detection piece
- hardness detection
- seedling planting
- planting device
- mud hardness
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 25
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 241000209094 Oryza Species 0.000 claims description 7
- 235000007164 Oryza sativa Nutrition 0.000 claims description 7
- 235000009566 rice Nutrition 0.000 claims description 7
- 230000001965 increasing effect Effects 0.000 claims description 3
- 230000035945 sensitivity Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
Landscapes
- Transplanting Machines (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28981085A JPS62146516A (ja) | 1985-12-23 | 1985-12-23 | 田植機 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28981085A JPS62146516A (ja) | 1985-12-23 | 1985-12-23 | 田植機 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62146516A JPS62146516A (ja) | 1987-06-30 |
| JPH0425761B2 true JPH0425761B2 (it) | 1992-05-01 |
Family
ID=17748060
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28981085A Granted JPS62146516A (ja) | 1985-12-23 | 1985-12-23 | 田植機 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62146516A (it) |
-
1985
- 1985-12-23 JP JP28981085A patent/JPS62146516A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62146516A (ja) | 1987-06-30 |
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