A plant protection device characterised in that it has the form of a tube consisting at least of one parchmentized or vulcanized fibrous support in the form of a sheet, the device being biodegradable.
申请公布号
WO2005046312(A2)
申请公布日期
2005.05.26
申请号
WO2004FI00671
申请日期
2004.11.12
申请人
AHLSTROM RESEARCH AND SERVICES;AHLSTROM CORPORATION;DUSSAUD, JOSEPH
