您的位置: 首页 > 农业专利 > 详情页

Surrounding for protecting the base of trees
专利权人:
VALLA ROGER
发明人:
VALLA ROGER
申请号:
FR19920000934
公开号:
FR2686482(A1)
申请日:
1992.01.29
申请国别(地区):
法国
年份:
1993
代理人:
摘要:
Device for protecting and distributing irrigation water at the base of trees. The invention is based on the principle of applying expanded clay balls (2) at the base of the tree and a hose (1) for distributing water in drops (3) into the earth while limiting the compacting of the ground as much as possible. The device according to the invention is intended for protecting young trees recently planted in rows in streets, cemeteries, hospitals and on roads, motorways, etc. <IMAGE>
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

意 见 箱

匿名:登录

个人用户登录

找回密码

第三方账号登录

忘记密码

个人用户注册

必须为有效邮箱
6~16位数字与字母组合
6~16位数字与字母组合
请输入正确的手机号码

信息补充