'Spread of toxic plant under control': agriculture dept: 'worst weed of the century' being held at bay by herbicides
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| Format: | Newspaper |
| Language: | English |
| Published: |
2015
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| Online Access: | http://psasir.upm.edu.my/id/eprint/39017/ http://psasir.upm.edu.my/id/eprint/39017/1/004.pdf |