-Make use of chemical weeding, sowing rice seeds immediately after the weeds before germination (not to exceed 4 days after the sowing of rice).-Use herbicide, direct kind of weed infestations.-Before using the herbicide, weed infestations by the evaluation consider that if has occurred.The spread of weeds does not reach the 20 percent of the area also must not use the.-While spraying herbicide first There must be no rain, no wetlands in the drainage and access to 3 days after spraying, NA.
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