| 发明名称 |
PREVENTION OF PLANTDAMAGE BY ENVIRONMENTAL HAZARDS |
| 摘要 |
<p>A method for the prevention or reduction of damage to vegetation by acidic and other toxic contamination in the atmosphere comprises applying to the vegetation a coating agent that acts as a protective unidirectionally permeable membrane allowing the vegetation to breathe but not to absorb atmospheric water and contaminants dissolved in it.</p> |
| 申请公布号 |
CA1258190(A) |
申请公布日期 |
1989.08.08 |
| 申请号 |
CA19850484705 |
申请日期 |
1985.06.20 |
| 申请人 |
SAMPSON, MICHAEL J.;HUTCHINS, NEVILLE |
发明人 |
SAMPSON, MICHAEL J.;HUTCHINS, NEVILLE |
| 分类号 |
A01N3/00;A01N61/00;(IPC1-7):A01N61/00 |
主分类号 |
A01N3/00 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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