JPH0429692Y2 - - Google Patents

Info

Publication number

JPH0429692Y2

JPH0429692Y2 JP17146786U JP17146786U JPH0429692Y2 JP H0429692 Y2 JPH0429692 Y2 JP H0429692Y2 JP 17146786 U JP17146786 U JP 17146786U JP 17146786 U JP17146786 U JP 17146786U JP H0429692 Y2 JPH0429692 Y2 JP H0429692Y2

Authority

JP

Japan

Prior art keywords

groove

groove cutting

cutting plate

slit

float

Prior art date

1986-11-07

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

• Espacenet
• Global Dossier
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• 235000007164 Oryza sativa Nutrition 0.000 claims description 9
• 235000009566 rice Nutrition 0.000 claims description 9
• 239000003337 fertilizer Substances 0.000 claims description 8
• 239000008187 granular material Substances 0.000 claims description 7
• 240000007594 Oryza sativa Species 0.000 claims 1
• 241000209094 Oryza Species 0.000 description 8
• 230000005540 biological transmission Effects 0.000 description 5
• 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 5
• 229920002554 vinyl polymer Polymers 0.000 description 5
• 230000000694 effects Effects 0.000 description 4
• 239000000843 powder Substances 0.000 description 3
• 239000010902 straw Substances 0.000 description 2
• 230000007423 decrease Effects 0.000 description 1
• 238000006073 displacement reaction Methods 0.000 description 1
• 230000003028 elevating effect Effects 0.000 description 1
• 238000005516 engineering process Methods 0.000 description 1
• 230000004720 fertilization Effects 0.000 description 1
• 239000010720 hydraulic oil Substances 0.000 description 1
• 238000007790 scraping Methods 0.000 description 1
• 239000002699 waste material Substances 0.000 description 1