Điều này Video không tồn tại trong ngôn ngữ của bạn, Xem trong: English (en),
Hoặc dùng Google Translate:  

This presentation on inventory management in organic seed production by Tessa Peters of the Organic Seed Alliance was recorded at the Seed Economics Intensive of the Organic Seed Growers Conference on February 14, 2018. Additional recordings from this Intensive and the Conference will be available as playlists on the eOrganic YouTube channel.