Phytotoxic activity of sunflower leaf extracts in combination with pretilachlor on barnyardgrass (Echinochloa crus-galli) in direct-seeded rice
The increasing use of synthetic chemicals for pest control in rice has become overwhelming economical border; and more important, it could pose a serious threat of the public health and of the environment. In addition, the extensive use of synthetic herbicides has been the cause for the evolution o...
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| Format: | Thesis |
| Language: | English |
| Published: |
Terengganu: Universiti Malaysia Terengganu
2012
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| Online Access: | http://hdl.handle.net/123456789/2230 |
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| Institution: | Universiti Malaysia Terengganu |
| Language: | English |