SUGAR LAND, TX — (Marketwired) — 05/21/13 — Researched by Industrial Info Resources (Sugar Land, Texas) — Grain processor Ag Processing Incorporated (AGP) (Omaha, Nebraska) announced in February that it was going to idle its 52 million-gallon-per-year due to poor margins. This week, the company announced that the plant will close permanently.For details, view the entire article by subscribing to Industrial Info-s Premium Industry News at , or browse other breaking industrial news stories a