JPS6160619U - - Google Patents

Info

Publication number

JPS6160619U

JPS6160619U JP11240685U JP11240685U JPS6160619U JP S6160619 U JPS6160619 U JP S6160619U JP 11240685 U JP11240685 U JP 11240685U JP 11240685 U JP11240685 U JP 11240685U JP S6160619 U JPS6160619 U JP S6160619U

Authority

JP

Japan

Prior art keywords

fertilizer

fertilization

switching valve

supply

guide piece

Prior art date

1985-07-24

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.)

Pending

Links

• Espacenet
• Global Dossier
• Discuss

• 230000004720 fertilization Effects 0.000 claims description 8
• 239000003337 fertilizer Substances 0.000 claims description 7
• 238000012790 confirmation Methods 0.000 claims 1
• 239000010872 fertilizer runoff Substances 0.000 claims 1
• 241000209094 Oryza Species 0.000 description 2
• 235000007164 Oryza sativa Nutrition 0.000 description 2
• 235000009566 rice Nutrition 0.000 description 2
• 238000010586 diagram Methods 0.000 description 1
• 238000010992 reflux Methods 0.000 description 1