CA2824618C
(en )
2018-12-04
Seed tube outlet mounted seed sensor
US4079362A
(en )
1978-03-14
Piezo-electric seed-flow monitor
US10257973B2
(en )
2019-04-16
Row planter unit with sensor-mounted furrow shaper
US6073427A
(en )
2000-06-13
Method and apparatus for counting crops
CN105284226B
(zh )
2017-07-07
一种马铃薯漏播检测装置和一种马铃薯播种装置
JP2608859B2
(ja )
1997-05-14
施肥，播種機
JP2608859C
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )
1999-08-23
JP2585201B2
(ja )
1997-02-26
施肥，播種機の警報装置
JP2791975B2
(ja )
1998-08-27
施肥・播種機の警報装置
JP2585202B2
(ja )
1997-02-26
施肥，播種機
JP2585202C
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )
1999-04-05
JP2585201C
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )
1999-04-05
JP2547971B2
(ja )
1996-10-30
播種・施肥機の警報装置
JPH081410U
(ja )
1996-09-27
施肥・播種機の警報装置
JPH04113530U
(ja )
1992-10-05
施肥，播種機
JPH0536330Y2
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )
1993-09-14
JPH04113532U
(ja )
1992-10-05
施肥，播種機
JPS58198761A
(ja )
1983-11-18
粒状物の流下検出装置
JPH0444007Y2
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )
1992-10-16
JPH04113531U
(ja )
1992-10-05
施肥，播種機の警報装置
JPH0534499Y2
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )
1993-09-01
FR2413865A1
(fr )
1979-08-03
Contacteur pour la surveillance de fonctionnement d'une machine a planter des pommes de terre ou semences analogues
JPH0461603B2
(c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html )
1992-10-01
JPS6333296A
(ja )
1988-02-12
ホツパ−における被収容物の残量検出装置
JPH04335815A
(ja )
1992-11-24
水田作業機の施肥装置