Using a hand hoe to mow or withdrawn (Machanical Control) (Hand Heoing) after the farmer watering and then uninstall the weed, but if it saves time and should retire while the weeds weeds. In a small space or use a shovel to mow because of time and labor.-The material covered (mulching) this method will cause the seeds to weeds cannot grow. If it is very slow, and in this way also helps retain moisture in the soil. Their rice straw covering materials. The grass, bark, nuts, etc.-The use of chemicals (Chemical Control) this method uses a large transformation in productive or large areas, such as garlic, cabbage cauliflower onion, red onion, etc. The farmers are not able to make a withdrawal with Tan or use a shovel to mow because of high labor costs and labor, Department of agriculture, so rare to use chemicals to prevent removal of weeds is necessary where the user must be aware of the characteristics of agricultural weeds that will protect the grip e.And need to know how to use the chemicals and methods used, such as the rate of destruction of chemicals into features retainer using the chemicals. To prevent the chemicals into the body. Soil characteristics and security will be able to use chemicals to prevent removal of weeds. Efficient and cost-effective investment
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