1.1 shoveling soil using hoes to till the soil to a depth of about 6 inches to a better structure. Weed removal of soil or plant diseases, insect eggs in the soil. By loosening the soil and exposed it for about 7-15 days.
1.1 cultivation, use the shovel to dig deep soil around 6 inches. To dig a better structure. Herbicide in soil to eliminate insect egg or plant diseases in the soil. The cultivation and Tak left about 7-15 days.