... AND QS EU, JAS, NOP organic certified by BCS 2011new sweet black garlicBlack Garlic OrganicEU, NOP, JAS organic certified by BCS ... with nurse crop (crop rotation crops)During the implantation of plants, never use chemical fertilizer, just use natural mixed fertilizer to ... pests and weeds, to preserve nature ecology.Plant two kinds plants togther,called “intercropping” to decrease the soil erosion,to ...