JPH0328730Y2 - - Google Patents

Info

Publication number

JPH0328730Y2

JPH0328730Y2 JP18981885U JP18981885U JPH0328730Y2 JP H0328730 Y2 JPH0328730 Y2 JP H0328730Y2 JP 18981885 U JP18981885 U JP 18981885U JP 18981885 U JP18981885 U JP 18981885U JP H0328730 Y2 JPH0328730 Y2 JP H0328730Y2

Authority

JP

Japan

Prior art keywords

valve

normally

open

planting

closed

Prior art date

1985-12-09

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
• Discuss

• 238000001514 detection method Methods 0.000 claims description 14
• 235000007164 Oryza sativa Nutrition 0.000 claims description 13
• 235000009566 rice Nutrition 0.000 claims description 13
• 240000007594 Oryza sativa Species 0.000 claims 1
• 241000209094 Oryza Species 0.000 description 12
• 230000005540 biological transmission Effects 0.000 description 3
• 238000006073 displacement reaction Methods 0.000 description 3
• 230000000694 effects Effects 0.000 description 3
• 230000003028 elevating effect Effects 0.000 description 2
• 239000012530 fluid Substances 0.000 description 2
• 230000003213 activating effect Effects 0.000 description 1
• 210000000078 claw Anatomy 0.000 description 1
• 238000010586 diagram Methods 0.000 description 1
• 239000012528 membrane Substances 0.000 description 1
• 239000004065 semiconductor Substances 0.000 description 1
• XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1