Vegetable Planter can improve sowing efficiency, so do you know how to manage before and after sowing?  Let's look at it together. There are two sowing methods: ① direct sowing: apply decomposed organic fertilizer 4-5T before sowing, plough the field with flat rake, ditch and drill, row spacing 20cm, thinning seedlings twice after emergence, set seedlings when 4-5 true leaves, plant...